Find an in-network doctor from over 1,000 insurance plans

Add your insurance to see in-network doctors
insurance link for 300
insurance link for 307
insurance link for 323
insurance link for 356
insurance link for 324
See all (1,000+)
315 verified Doctors in Diamond Bar, CA
Zocdoc verifies all providers before they can appear in Zocdoc search results. Every provider that appears in search is open to new patients.
All providers
Availability last updated 05/01/2026
Availability last updated 05/01/2026
Primary Care Doctor
4.87
·46 reviews
Efficient and friendly! - Feb 11, 2025 by Christina P.Click to read more
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
I am excited to be back in my hometown of Diamond Bar to serve my community as your doctor! As your physician, I will partner with you to help optimize your health. My goal is to work with you using different evidence-based modalities to manage and, more importantly, prevent chronic diseases. I s...Click to read more
Next available: Fri, May 22
Primary Care Doctor
4.91
·76 reviews
staff was nice, welcoming. Dr was thorough and made sure I understood everything. - Jul 27, 2022 by Ian R.Click to read more
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
Read bio
Dr. Eric Lee is a family physician and primary care doctor. He is a part of St. Jude - Family Medicine in Diamond Bar, CA. He treats a range of common illnesses and also offers consultations and check-ups as part of his services. Dr. Lee earned his medical degree from A. T. Still University. He co...Click to read more
Next available: Wed, May 27
Primary Care Doctor
4.80
·209 reviews
He is a very friendly and competent doctor, whom I will see again. - Dec 31, 2025 by Anthony F.Click to read more
8 mi · 222 N Sunset Ave, Ste. F, West Covina, CA 91790
Accepts Aetna, BlueCross BlueShield, Cigna + 59 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Medical, STRAIGHT MEDICAL ONLY! NO HMO MEDICAL! No Caloptima No Alameda Alliance No Care First No LA Care Health Plan No Kaiser Permanente No Inland Empire Education and Training: Doctor of Medicine, Shiraz University of Medical Sciences School of Medicine Residency in Internal ...Click to read more
Next available: today
Primary Care Doctor
3.63
·27 reviews
The conversation with the doctor felt very rushed and dismissive. I felt as if my questions were not fully being heard or answered. The door also kept opening while I was in the examining position which made me feel very uncomfortable.Click to read more
12 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Accepting new patientsExpertise in schizophrenia + 1 more
Primary Care Doctor
4.05
·20 reviews
Overall this was a pretty productive doctor's appointment, I felt very heard and while she ran through things quickly she made sure to take the time to explain everything in depth. I also felt her knowledge of my medical conditions was a lot more up-to-date than previous doctors were which I find in...Click to read more
12 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Natalie Marino is a compassionate physician board-certified in Family Medicine. She practices both Primary Care General Medicine, as well as Dermatology. She received her Medical Degree, as well as a Masters in Public Health, from the University of Pittsburgh. She completed her residency trainin...Click to read more
Primary Care Doctor
4.43
·121 reviews
Dr Felix was spot on. Easy to talk to, listens. My first visit:) - Jun 21, 2023 by Susan G.Click to read more
12 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Accepting new patients
Primary Care Doctor
4.79
·135 reviews
Dr. Majeed was caring and great bed side manner and was willing to go extra mile to help - May 5, 2020 by Davíd P.Click to read more
7.5 mi · 255 E Bonita Ave, Pomona, CA 91767
Accepts Aetna, BlueCross BlueShield, Cigna + 40 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Expertise in diabetic emergency + 9 more ·
Read bio
Serving members of the Pomona, Upland, and San Antonio communities, Dr. Azhar Majeed provides quality internal care with attention to detail, compassion, and a gifted support staff. He uses only the most up-to-date equipment to ensure accurate diagnoses and safe treatment plans. Dr. Majeed offers a...Click to read more
Next available: Thu, May 14
Primary Care Doctor
4.80
·322 reviews
Friendly, accessible, supportive. Quickly got to RCA, and provided easy next steps.Click to read more
9.5 mi · 99 N San Antonio Ave, Ste 210, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We are based out of Upland, California. We collect deductibles and copays at the time of service. If you have any questions or concerns, please call your insurance before your visi...Click to read more
Next available: Mon, May 4
Primary Care Doctor
5.00
·33 reviews
Dr. Santos is the best doctor I've seen in a while. She was very thorough in her questions regarding my reason for visiting. She was kind and listened to my concerns and was proactive with ordering the tests I needed done.Click to read more
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Therese Santos is a board-certified family medicine physician with St. Jude Heritage Medical Group in Yorba Linda, California. She obtained her bachelor’s degree in kinesiology exercise science at CalState Long Beach and attended medical school at Western University of Health Sciences in Pomona,...Click to read more
Next available: Tue, May 5
Primary Care Doctor
4.78
·89 reviews
Dr was very patient with me and listened very well. - Nov 19, 2024 by Mary M.Click to read more
6.5 mi · 256 W San Bernardino Rd, Covina, CA 91723
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · 24 years of experience · Excellent wait time · Expertise in lower back pain + 9 more ·
Read bio
Dr. Usborne is a Southern California native. He was born and raised in San Diego and graduated from Bonita Vista High School. He earned his undergraduate degree at the University of California, Davis. He received his doctorate degree from AUC School of Medicine and completed his post-graduate educat...Click to read more
Next available: today
Primary Care Doctor
5.00
·40 reviews
She listened and worked with me to get to my health goals. - Feb 23, 2023Click to read more
9.5 mi · 955 W Imperial Hwy, Ste 200, Brea, CA 92821
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in atrial fibrillation and atrial flutter + 4 more ·
Read bio
It is a wonderful experience to provide medical care for my patients through every stage of life, from the simple cold to chronic medical problems. Getting to know my patients is a treasured privilege. Excellent care starts with listening carefully and understanding a patient's needs and hopes. It i...Click to read more
Next available: Tue, May 5
Primary Care Doctor
4.80
·20 reviews
Wow! This is how healthcare should be. I feel like not telling others would be greedy. The amazing care of Dr. Marisse is worth it many times over. She doesn’t rush you out. Everything I read about her and her practice is true. I drive 20 miles to see her and I would drive even further. Seriously, i...Click to read more
12 mi · 1440 N Harbor Blvd, Ste 110, Fullerton, CA 92835
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
*Please note: This is a cash-based monthly membership primary care practice. We do not accept any insurances. Marisse Herrera, DO, is a board-certified family medicine physician in Fullerton, California. She leads the medical team at Upper Echelon Medical, a practice dedicated to holistic wellness...Click to read more
Next available: Mon, May 4
Primary Care Doctor
5.00
·33 reviews
- Dec 18, 2025 by Yangxi L.Click to read more
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Brian Lai is a board-certified Family Medicine physician who is born and raised in Southern California. He completed medical school at Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in Pomona. After medical school, he completed his Family Medicine residency...Click to read more
Next available: Wed, May 13
Urgent Care Clinic
4.85
·71 reviews
Very nice clinic! Dr was very kind and helpful! Would totally recommend for any urgent care needs! - Apr 29, 2025 by Elizabeth B.Click to read more
10.5 mi · 858 N Rose Dr, Placentia, CA 92807
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Accepting new patients · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today
Urgent Care Clinic
4.90
·60 reviews
Yes I will definitely go back. It was such and easy process. Everyone was helpful and nice!!!! - Sep 10, 2024 by Alyssa M.Click to read more
11.5 mi · 1040 W Imperial Hwy, La Habra, CA 90631
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today
Primary Care Doctor
5.00
·30 reviews
12 mi · 8078 E Santa Ana Canyon Rd, Anaheim, CA 92808
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Ammar Dahodwala is a board-certified physician specializing in Internal Medicine and Pediatrics. Originally from South Jersey right outside Philadelphia (go Phillies, Eagles, and Sixers!), Dr. Dahodwala completed his medical school training at Cooper Medical School of Rowan University where he w...Click to read more
Next available: Fri, May 22
Urgent Care Clinic
4.84
·64 reviews
It was easy to make appointments, the wait time was minimal and the staff was very friendly and professional. - May 15, 2025 by Donald R.Click to read more
13 mi · 14117 Limonite Ave, Eastvale, CA 91752
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today
Physician Assistant
4.04
·27 reviews
I requested a female doctor. When I showed up to the appointment I mentioned that I had an appointment with a female doctor and they told me there was only a male there that day. I said I wished to reschedule since I booked a female and they only had a male and they said they'd have to charge me for...Click to read more
12 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Ms. Hesper Tsai is a physician assistant practicing at Horizon Dermatology & Primary Care Medical Clinic in Torrance and Newport Beach, CA. She welcomes patients dealing with acne, rash, eczema, anxiety, hyperactivity disorder, and other common illnesses. Ms. Tsai maintains a friendly and non-judgm...Click to read more
Nurse Practitioner (Virtual)
1.00
·1 review
Rancho Cucamonga, CA
Accepting new patients · Offers video visits ·
Read bio
Ms. Martena Israil is a skilled, friendly, and caring nurse practitioner. She currently offers her services at Rancho Weight Loss in Rancho Cucamonga, CA, and takes virtual appointments. As part of her formal education and training, Ms. Israil earned her master's degree in family health nursing fr...Click to read more
Next available: today
Urgent Care Clinic
4.99
·77 reviews
It was nice to be in a welcoming place wait time was not Long at all.. - Nov 24, 2024 by Joe P.Click to read more
14 mi · 11806 Whittier Blvd, Whittier, CA 90601
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Accepting new patients · Highly recommended ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today
Pediatrician
5.00
·31 reviews
- Nov 8, 2025 by Aries A.Click to read more
9 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. I love being able to help families through the joys and challenges of raising happy, healthy children. It's a remarkable thing to sign a teenager's health form for college and remember the first time you saw that...Click to read more
Next available: Thu, May 7
Pediatrician
5.00
·1 review
8 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Alfonso is a board-certified pediatrician practicing for over 10 years in Orange and LA county. She received her medical degree at UC Davis School of Medicine and completed her residency training at CHOC Children’s hospital. Her favorite thing about being a pediatrician is, of course, the kids!...Click to read more
Next available: Wed, May 20
Gastroenterologist
4.97
·88 reviews
She is so easy to talk to. Explained everything we needed to know. She answered all our questions. She’s an amazing Dr - Jun 3, 2025 by MARK K.Click to read more
10 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christina Steinhauser is a former Chief of Medicine and Chief of Gastroenterology at Nellis Air Force Base, a current assistant professor at the Uniformed Services University of Health Sciences, and a former assistant professor at the University of Nevada, Las Vegas. She earned her Doctor of Ost...Click to read more
Next available: Wed, May 6
Pediatrician
4.97
·32 reviews
9 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · 25 years of experience · Highly recommended · Excellent wait time ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. There is nothing more important to me than the health and safety of your children. As a strong advocate of vaccinations, I believe that ensuring the children who visit our office are fully vaccinated is the singl...Click to read more
Next available: Mon, May 11
Pediatrician
5.00
·30 reviews
9 mi · 4300 Rose Dr, Ste B, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. As a father of two adventurous and energetic boys, I understand the journey of parenthood, which often feels like a roller-coaster ride. When children are doing well and healthy, there is no greater joy and rew...Click to read more
Next available: Fri, May 15
Pediatrician
4.31
·16 reviews
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 19 more
Also offers video visits · Accepting new patients ·
Read bio
Dr. Christine Wilson is a general pediatrician in Yorba Linda, CA. She completed her undergraduate studies at Baylor University in Texas, and attended medical school at Texas A&M College of Medicine. She moved back to southern California to the area where she grew up to complete her internship and r...Click to read more
Next available: Fri, May 15
Pediatrician
5.00
·30 reviews
9 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended ·
Read bio
Please note that this provider only sees children and adolescents under the age of 18. There is nothing more important to me than the health and safety of your children. As a strong advocate of vaccinations, I believe that ensuring the children who visit our office are fully vaccinated is the sin...Click to read more
Next available: Thu, May 21
Primary Care Doctor
4.44
·41 reviews
Dr.Antoja very nice, good listener, I very happy , I have a doctor that cate about me. A 1o tor and the staff. - Jan 6, 2026 by Jaime C.Click to read more
17.5 mi · 815 Washington Blvd, Montebello, CA 90640
Accepts Aetna, BlueCross BlueShield, Cigna + 27 more
Accepting new patients · 25+ years of experience · Expertise in diabetic emergency + 2 more ·
Read bio
Dr. Ana Pantoja is of Mexican descent and grew up in East LA, surrounded by a primarily Mexican American community. She is both bilingual and bicultural. Dr. Pantoja went to medical school at Creighton University School of Medicine in Omaha, NE and completed her Family Practice Residency at the Univ...Click to read more
Next available: Tue, May 5
Primary Care Doctor
4.68
·38 reviews
Wonderful visit. This is my new primary caregiver. - Apr 15, 2025 by Alexandria B.Click to read more
17.5 mi · 760 S Washburn Ave, Ste 22, Corona, CA 92882
Accepts Aetna, BlueCross BlueShield, Cigna + 8 more
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Dr Olubi earned her medical degree from the College of Medicine, University of Lagos in Nigeria. She completed a full rotational internship at San Fernando General Hospital, Trinidad, West Indies, and Pediatric Internship at the Children’s Hospital of New Jersey at Newark Beth Israel Medical Center ...Click to read more
Next available: Wed, May 6
Primary Care Doctor
4.88
·16 reviews
17.5 mi · 845 W La Veta Ave, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Vincent Pan is a board certified Family Medicine physician. An Orange County native, he completed medical school at Touro Nevada College of Osteopathic Medicine before finishing his residency at Loma Linda University Health. He has clinical experience in FQHC, private practice, preventative heal...Click to read more
Next available: Thu, May 7
Primary Care Doctor
5.00
·7 reviews
16.5 mi · 2501 E Chapman Ave, Ste 306, Orange, CA 92869
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · Highly recommended ·
Read bio
Dr. Eddie Shum is a Family Medicine physician practicing in Orange County, CA.Click to read more
Next available: Thu, May 14
Primary Care Doctor
4.42
·40 reviews
Dr. Cruz is a phenomenal physician! - Dec 2, 2025 by Enrique G.Click to read more
17.5 mi · 815 Washington Blvd, Montebello, CA 90640
Accepts Aetna, BlueCross BlueShield, Cigna + 27 more
Accepting new patients · Excellent wait time
Next available: Wed, May 6
Primary Care Doctor
4.71
·80 reviews
Doctor sadia is the best doctor I have ever had she is very caring an attentive I will recomend her by SPClick to read more
17 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
Accepts Aetna, BlueCross BlueShield, Cigna + 12 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
PLEASE CONFIRM YOUR APPOINTMENT WITHIN 24 HOURS OF YOUR BOOKING VIA TEXT OR CALL. (Your appointment might be canceled if not confirmed 24 hours before your appointment time) Dr. Sadia Moinuddin, MD, FACP, DABOM, is a board-certified internal medicine physician who takes a compassionate, patient-cen...Click to read more
Next available: Tue, May 12
Gastroenterologist
4.93
·72 reviews
I had a great experience with Dr. Paez and his receptionist, Urelly. They were so welcoming and made me feel very comfortable. Dr. Paez answered all of my questions and really took time with me. - Sep 13, 2024 by Stephanie S.Click to read more
10 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 14 more
Accepting new patients · Highly recommended · Excellent wait time · Expertise in upper gi endoscopy + 1 more ·
Read bio
Dr. Marco A. Paez was born in Miami, Florida. He attended Miami-Dade College and Florida International University (FIU). He graduated with a competitive degree in Biological Sciences with a minor in Psychology. He then matriculated at Georgetown University School of Medicine in Washington, D.C. wher...Click to read more
Next available: Fri, May 22
Family Physician
4.88
·1276 reviews
Overall a great experience. I highly recommend making an appointment. Excited for my next visit. - Sep 19, 2023 by Jose R.Click to read more
12 mi · 2000 E Chapman Ave, Ste 100, Fullerton, CA 92831
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
DISCLAIMER: Pyo Clinic is a learning facility but patient permission is ALWAYS sought before we include residents/students in their care. If patient prefers to see only Dr. Pyo, we fully respect their choice and will not include residents or students in their care. All of our patients are GUARANTEED...Click to read more
Next available: Tue, May 5
Primary Care Doctor
4.68
·76 reviews
Really nice people that work there. The doctor really nice and the office really clean thank you!! - Mar 19, 2026 by Irene M.Click to read more
17 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Also offers video visits · Accepting new patients ·
Read bio
PLEASE CONFIRM YOUR APPOINTMENT WITHIN 24 HOURS OF YOUR BOOKING VIA TEXT OR CALL. (Your appointment might be canceled if not confirmed 24 hours before your appointment time) Dr. Julie Navarro is a skilled and experienced family physician. She sees patients in person at Copa De Oro Medical Group in ...Click to read more
Next available: Mon, May 18
Urgent Care Clinic
4.79
·100 reviews
The office was very clean and the staff was very friendly and knowledgeable.Click to read more
16.5 mi · 7831 Monticello Ave, Ste 1102, Rancho Cucamonga, CA 91739
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Carbon Health combines smart technology and modern design to help make high-quality, inclusive, and personal healthcare accessible to all. With our convenient urgent care locations, we treat a full spectrum of health needs including cold, COVID and flu symptoms, urinary tract infections, sinus infec...Click to read more
Next available: today
Physician Assistant
5.00
·9 reviews
11.5 mi · 525 N 13th Ave, Ste A, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Hilda Mancilla, PA-C, is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland. A lifelong Inland Empire resident, she earned her undergraduate degree from Cal State San Bernardino and her medical training from Western University of Health Sciences in Pomona. With 24 year...Click to read more
Next available: Mon, May 11
Family Nurse Practitioner
4.81
·26 reviews
11.5 mi · 525 N 13th Ave, Ste A, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Heidi Larson, FNP-C is a board-certified family nurse practitioner with over 25 years of experience in medicine. She has been caring for patients at Rancho Wellness in Rancho Cucamonga for the past ten years. Originally from Huntington Beach, Heidi completed her undergraduate studies at Westmont Col...Click to read more
Next available: Mon, May 11
Primary Care Doctor
4.87
·147 reviews
Dr. Chan is such a gem. When people say they feel heard/seen by her, believe them. She is so thorough & patient. by BMClick to read more
17 mi · 12052 Imperial Hwy, Ste 102, Norwalk, CA 90650
Accepts Aetna, BlueCross BlueShield, Cigna + 13 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
PLEASE CONFIRM YOUR APPOINTMENT WITHIN 24 HOURS OF YOUR BOOKING VIA TEXT OR CALL. (Your appointment might be canceled if not confirmed 24 hours before your appointment time) Dr. Cynthia Chen-Joea is a highly skilled family physician in Norwalk, CA. She offers in-person and virtual services at Copa ...Click to read more
Next available: Thu, May 21
Calendar Check
1-3 days

Average time it takes to be seen by a provider

Doctor
100k

Verified providers with a 4.8 average rating

Primary Care Physician
15+ years

In the business of finding quality care for patients

Patients trust Zocdoc
10/10!!!! I woke up on Sunday with severe wisdom tooth pain. I was able to make an early appointment Monday morning...So so happy with my experience!
Lauren K
I will recommend Zocdoc to everyone, Excellent experience, very friendly, Top 5 STARS.
Bozena G
I had a great experience! It’s a lot easier to go for services on Zocdoc than setting something in person at a private office.
Stephanie P
NPR
New York Times
Yahoo
Self
Verge
Wall Street Journal
Frequently asked questions

How can I make a same-day appointment with a Primary Care Doctor in Diamond Bar?

On average, patients who use Zocdoc can search for a Primary Care Doctor in Diamond Bar, book an appointment, and see the Primary Care Doctor within 24 hours. Same-day appointments are often available, you can search for real-time availability of Doctors in Diamond Bar who accept your insurance and make an appointment online.


How can I find a Diamond Bar Primary Care Doctor who takes my insurance?

Zocdoc lets you search specifically for a Diamond Bar Primary Care Doctor who takes your insurance. Just choose your carrier and plan from the drop-down menu at the top of the page. If you’re not sure which plan you have, you can use Zocdoc’s insurance checker to find out.


How can I book an appointment online with a Primary Care Doctor in Diamond Bar?

Zocdoc is a free online service that helps patients find Doctors in Diamond Bar and book appointments instantly. You can search for Diamond Bar Doctors by symptom or visit reason. Then, choose your insurance plan. Based on that information, you’ll see a list of providers who meet your search criteria, along with their available appointment slots.


How can I find a female Primary Care Doctor in Diamond Bar?

When you search for Diamond Bar Doctors on Zocdoc, you can filter your results by gender, in addition to other criteria. That way, you’ll only see Doctors in Diamond Bar who match your preferences.


How can I find a Diamond Bar Primary Care Doctor who sees patients after hours?

On Zocdoc, you can search specifically for Diamond Bar Doctors with availability after 5 p.m.


How can I find a top-rated Primary Care Doctor in Diamond Bar?

You can use Zocdoc to find Doctors in Diamond Bar who are highly rated by other patients. These ratings are based on verified reviews submitted by real patients. Every time a patient completes an appointment booked on Zocdoc, they’re invited to review their experience. Each review must comply with Zocdoc’s guidelines.


How can I find a video visit with a Primary Care Doctor online in Diamond Bar?

Doctors in Diamond Bar on Zocdoc who see patients through online video visits will have a purple video icon on their profiles. You can also filter your search results to show only Doctors who offer video visits.


Are video visits with a Primary Care Doctor online covered by my insurance?

Most insurers provide coverage for video visits at the same cost as in-person visits. You can search on Zocdoc specifically for Doctors in Diamond Bar who accept your insurance for video visits by selecting your carrier and plan from the drop-down menu at the top of the page. We recommend you check with your insurance carrier directly to confirm your coverage and out of pocket costs for video visits.


How can I find a Primary Care Doctor in Diamond Bar who sees patients in the morning or evening?

Zocdoc lets you search specifically for a Primary Care Doctor who has appointments available before 10:00 am, or after 5:00 pm. Just choose the special hours filter at the top of our search page.


How can I find a Primary Care Doctor in Diamond Bar who sees patients during the weekend?

Zocdoc let's you see real-time availability for Doctors in Diamond Bar. Many Doctors offer appointments on Saturdays and Sundays.


Who is a primary care doctor?

The definition of 'healthy' has evolved with time. Being healthy means not only the absence of disease but the complete well-being of the body. A primary care doctor may help you in this endeavor by addressing your illnesses and helping you take a proactive step toward a healthy self.

These doctors manage a wide range of patient health concerns over time, having expertise in almost all everyday health issues. They are the first care providers patients contact in the healthcare system. Their line of treatment aims to prevent illness, treat disease, and restore the body's optimal health.


What do primary care doctors do?

A primary care doctor generally forms and maintains a long-term relationship with patients. Many people stick with their primary care doctors for years and develop a bond of trust. This connection helps the physician understand the patient's history and family background, which allows them to prescribe the best possible treatment.

Thus, a primary care doctor is more like a health manager to the patient and their family. They practice in clinics, long-term care facilities, hospitals, and private practices and are qualified to treat all healthcare aspects.

Even without sickness, you can visit a primary care doctor near you to better understand your health conditions and medication. You must schedule regular visits with your primary care doctor for annual or bi-annual health check-ups.


Educational qualification of a primary care doctor

Becoming a primary care doctor begins with receiving an undergraduate degree in pre-medical or other science courses from an accredited school. Subsequently, one needs to graduate from medical school with a degree in medicine to become a physician. 

A residency program with required rotations in emergency medicine, general surgery, pediatrics, obstetrics, and inpatient hospital care follows the graduation. The physician needs to take the American Board of Family Medicine or the American Osteopathic Board of Family Physicians exams to get certification in the respective physician category. They may also choose to subspecialize by opting for additional training.

The final step is to get a license in their state that allows the doctor to practice as a board-certified family doctor. This involves passing either the Comprehensive Osteopathic Medical Licensing Examination (COMLEX-USA) or the United States Medical Licensing Examination (USMLE). 


Types of primary care doctors

While they may choose to become experts in many subspecialties, typically, there are three broad types of primary care doctors:

  • Pediatricians: If your child needs medical attention or supervision, you must promptly contact your child's pediatrician, as they possess the expertise to offer efficient childcare.
  • Internists: An internist is qualified to diagnose and treat only adults. They specialize in identifying and treating adult conditions that do not need surgery.
  • Family physicians: These doctors are qualified to care for children and adults. They usually cater to an entire family's healthcare needs. Because they understand the family's medical history, they can predict potential genetic issues and offer preventive care. They can also treat day-to-day concerns like viral flu, common cold, bronchitis, and more significant problems such as high blood pressure, diabetes, and thyroid.


When to visit a primary care doctor near you?

Knowing when to contact your primary care doctor is essential for maintaining your health. They should be your first contact for non-emergency health questions or concerns, including persistent earache, unrelenting headaches, high fever, abdominal discomfort, mysterious rashes, or respiratory issues such as wheezing or a lasting cough.

Your primary care doctor serves a multifaceted role in your healthcare journey and can be consulted for health inquiries, annual check-ups, screenings, and vaccinations. When you feel unwell, they can conduct examinations, order tests, provide diagnoses, and prescribe medications.

For chronic conditions (e.g., diabetes, asthma, or hypertension), your primary care doctor can facilitate referrals to specialists and become a crucial part of your healthcare team. Even in accidents or injuries, your primary care physician is often the first person you can reach out to, as they can offer guidance and advice. They can help you achieve your maximum health potential, addressing various medical needs throughout your well-being journey.


What is the difference between primary care and emergency care?

As explained above, primary care doctors can address many healthcare concerns, typically non-emergency ones. More severe conditions generally require emergency care, which caters to critically ill patients or those requiring medical attention outside regular office hours. The severity of the medical condition will decide the setting one must visit.

Emergency care services typically encompass treatment for severe injuries like car accidents, fractures, and burns. One also requires emergency care for conditions such as chest pain, stroke-like symptoms, unconsciousness, breathing difficulties, severe bleeding, and dehydration due to persistent nausea, vomiting, or diarrhea. Patients should head to the emergency room when facing challenges like abrupt changes in mental status, a stiff neck accompanied by a fever, persistently elevated heart rate, ingestion of toxic substances, or head trauma that exceeds minor injuries. 

Recognizing the appropriate situations for the emergency room ensures that individuals receive timely and critical care when necessary.


Benefits of visiting a primary care doctor

Regular doctor appointments are essential for keeping good overall health. While many of us may be tempted to miss our check-ups, especially if we are feeling well, the truth is that there are multiple benefits to seeing a primary care doctor.

  • Your primary care doctor maintains your health by identifying problems early.

Preventive health care is essential, and your primary care doctor plays a vital role. During your annual health exam, your primary care doctor will conduct a thorough assessment from head to toe, update any necessary vaccines, and discuss any health concerns you may have. 

  • Your primary care doctor maintains your medical records.

Most of your medical information can now be saved in an electronic medical record available to your doctors. Your primary care doctor will review and update your medical record during your annual wellness exam or any other visit. Your record includes medical, surgical, and medication history, test results, current conditions, treatments, appointment notes, and more. Upon request, your doctor can share your electronic medical record with specialists or schools, and you can access your information through an online patient portal.

  • Primary care physicians manage acute injuries and diseases.

For symptoms of respiratory infections, UTIs, minor burns, abrasions, sprains, fractures, and more, your primary care doctor is your first point of contact unless you have a life-threatening emergency. They can prescribe medication and provide wound care, such as suturing, to help you recover quickly.

  • Your primary care doctor assists you in managing chronic health concerns.

Your primary care doctor creates a care plan to manage serious health issues such as allergies, asthma, diabetes, hypertension, etc. They will discuss the advantages and risks of therapies and medications, show you how to manage your condition daily, and encourage lifestyle changes to improve your overall health and well-being.

  • Primary care doctors refer and coordinate specialized treatment.

Your physician can refer you to the right specialist for specialized care, such as cancer treatment, cardiology, psychiatric treatment, or other needs beyond their scope. They often work closely with various specialists and can facilitate the transfer of your medical documentation, making the process more convenient for you.


Tips for a productive appointment with a primary care doctor

Booking that initial appointment with your new primary care doctor is an important first step—well done! Now, the key is to arrive on time (or even a few minutes early) and be fully prepared to make the most of your visit.

To help your appointment go smoothly and reduce stress on the day, take a little time beforehand to get organized. Start by jotting down your gondola, medical history, including details like surgery dates and locations.

If English isn't your first language, consider bringing along a bilingual friend or family member, or ensure your physician speaks your preferred language. This can make communication more transparent and the overall experience much more comfortable.

In fact, bringing a trusted companion—especially for older adults or individuals with memory concerns—is highly recommended. Whether it's a spouse, adult child, or close friend, having someone else in the room can help share important details, ask questions, or point out symptoms you might not have noticed, like dizziness or snoring.

Dr. Bhullar explains, "Family members often help make sure routine care is up to date and that medications are being taken properly. They can coordinate care in ways doctors sometimes can't."

On the day of your appointment, be sure to bring essentials like your insurance card, a photo ID, and any necessary documentation—especially if you're bringing a child and you're not the legal guardian (you'll need a signed consent form in that case).

If you take prescription medications, bring the original bottles or boxes with you. It's also helpful to bring recent lab or imaging results if you have them. These give your doctor more context and allow them to compare past and present data to better understand your health.

Lastly, manage your expectations for your first visit. If you have complex health issues or haven't seen a doctor in a while, your initial appointment may focus on reviewing your medical background rather than conducting a full physical. But if you're generally healthy, your doctor might be able to perform a complete check-up during that first meeting.

Building a strong relationship with a primary care doctor near you starts from day one. Being open, honest, and prepared sets the foundation for effective, long-term care that supports your overall well-being.


How can you find the best primary care doctor in Diamond Bar, California?

Your primary care doctor can be your long-term healthcare partner, so finding the best provider for you and your family is essential. With Zocdoc, you can easily find a qualified primary care doctor you can consult in the long run. To see the best primary care doctor, visit the Zocdoc website and enter your symptoms, insurance plan, preferred location, and date. You will then get a complete list of the top-rated primary care doctors near you.

You can further apply different filters to narrow your search based on the doctor's gender, hospital affiliations, languages spoken, and whether or not the doctor treats children. You can filter the list to find doctors who accept your insurance plan. If you wish to know what insurance plan you have, submit a photograph of your insurance card to your Zocdoc account, and we will discover and display information about it. For more insurance-related information and answers, visit Zocdoc's patient help center.

All practitioners listed on Zocdoc have a dedicated profile where you can find information about their educational qualifications, specialty, training, expertise, and board certifications, among other details. Moreover, you can also read the verified patient reviews to make an informed decision.

You can also book virtual consultation appointments with Zocdoc. Look for the purple video icon on the doctor's profile. 

Booking appointments on Zocdoc is fast, free, and secure. 


Health indicators in California

A press release from the Association of American Medical Colleges (AAMC) states that by 2034, there will be an estimated severe shortage of physicians in the U.S., with their numbers ranging from only 17,800 to 48,000. According to the Robert Graham Center, California had around 28,644 PCPs in 2018, of which about 10,363 doctors were family physicians.

According to a research report by the Healthforce Center, University of California San Francisco, the total number of M.D. physicians graduating from medical schools in California has increased by 14% in the last decade. Between 2015 and 2020, the number of M.D.s with an active license in California rose by 10%, from nearly 113,039 to 123,941 physicians.

According to Centers for Disease Control and Prevention, California's fertility rate is approximately 52.4, and the life expectancy after birth is around 79 years. However, the infant mortality rate is only 3.7. The cesarean delivery rate is about 30.8. The preterm birth rate is nearly 8.8, and the low birthweight rate is roughly 6.9.


Sources

WebMD

St. George's University 

Healthline

OSF Healthcare System 

California Health Care Foundation[1]

Healthforce Center at the University of California San Francisco

Centers for Disease Control and Prevention

Nemours KidsHealth

Intercoastal Medical Group

Robert Graham Center

Association of American Medical Colleges

Corewell Health


The content herein is provided for general informational purposes only and is not a substitute for professional medical advice, diagnosis or treatment. Medical information changes constantly, and therefore the content on this website should not be assumed to be current, complete or exhaustive. Always seek the advice of your doctor before starting or changing treatment. If you think you may have a medical emergency, please call your doctor or 9-1-1 immediately.

Zocdoc›Doctors›Orange County, CA›Diamond Bar, CA