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315 verified Doctors in Rancho Cucamonga, 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 06/18/2026
Availability last updated 06/18/2026

Dr. Rishi Majithia, MD

Primary Care Doctor
4.80
·332 reviews
Today's visit was really good! I need a new PCP so I am appreciative that he was accepting new patients. by JMClick to read more
4 mi · 99 N San Antonio Ave, Ste 210, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 7 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: today

Martena Israil, NP

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: tomorrow

Dr. Lubna Isho, DO

Primary Care Doctor
4.82
·249 reviews
Dr. Isho is very nice and caring. You can tell she takes your concerns seriously. - Feb 24, 2024 by Magaret C.Click to read more
9 mi · 250 W Bonita Ave, #150, Pomona, CA 91767
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
NOW OFFERING LASER AESTHETIC TREATMENTS INCLUDING SKIN TAG REMOVAL, LASER HAIR REMOVAL, FACELIFT, SMOOTHEYE, LIPLASE. Dr. Lubna Isho is a board certified highly experienced Family Practice Physician. Through Compassion, meticulous attention to detail, and an atmosphere where patients can speak free...Click to read more
Next available: tomorrow

Hilda Mancilla, PA

Physician Assistant
5.00
·9 reviews
2.5 mi · 525 N 13th Ave, Ste A, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 16 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: Wed, Jun 24

Heidi Larson, APRN, RN, NP

Family Nurse Practitioner
4.81
·26 reviews
2.5 mi · 525 N 13th Ave, Ste A, Upland, CA 91786
Accepts Aetna, BlueCross BlueShield, Cigna + 16 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, Jul 6

Barbara Santacruz, PA

Physician Assistant
5.00
·30 reviews
3 mi · 8231 Rochester Ave, Rancho Cucamonga, CA 91730
Accepts Aetna, BlueCross BlueShield, Cigna + 16 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Barbara Santa Cruz is a dedicated physician assistant at Rancho Wellness in Rancho Cucamonga and Upland, with over 44 years of experience in healthcare. A Southern California native, Barbara began her career in nursing before becoming a PA when the profession was still in its early days. Her backgro...Click to read more
Next available: Tue, Jul 7

Dr. Sergio B Villegas, MD

Primary Care Doctor
4.87
·52 reviews
Great job! - May 29, 2025 by Torreahno S.Click to read more
15 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 20 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in diabetic emergency + 2 more ·
Read bio
Believing that prevention is the best medicine, Dr. Villegas makes health education a top priority for his practice. A San Gabriel Valley native who maintains strong ties with his home area, Dr. Villegas received his medical degree from the University of California-Davis and completed his residency ...Click to read more
Next available: today

Dr. Kim Ngan Ngoc Tran, DO

Primary Care Doctor
5.00
·30 reviews
14 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · Highly recommended · Expertise in chronic high blood pressure + 6 more ·
Read bio
Dr. Kim Tran is a board-certified Family Medicine physician. After graduating from University of California, Irvine in 2011, she went on to complete medical school at Lake Erie College of Osteopathic Medicine in Erie, PA and residency training at Sisters of Charity Hospital in Buffalo, NY, where she...Click to read more
Next available: tomorrow

Dr. Paul Usborne, MD

Primary Care Doctor
4.78
·90 reviews
He took his time with me and listened to all my concerns. Very thorough - Jul 23, 2014 by Lourdes M.Click to read more
17.5 mi · 256 W San Bernardino Rd, Covina, CA 91723
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Also offers video visits · Accepting new patients · Excellent wait time ·
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

Dr. Hitendra Shah, MD

Primary Care Doctor
4.73
·11 reviews
14 mi · 23341 Golden Spgs Dr, Ste 210, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Medicare + 1 more
Accepting new patients · Excellent wait time ·
Read bio
Dr. Hitendra Shah is a highly trusted primary care doctor. He practices at Wellness Medical Clinic in Diamond Bar, CA, where he welcomes people of all ages. As part of his formal education, Dr. Shah earned a medical degree from Dr. Vaishampayan Memorial Medical College. People trust his expertise b...Click to read more
Next available: Tue, Jun 23

Dr. Mehul Sonawala, MD

Primary Care Doctor
4.78
·46 reviews
If your in need of an excellent primary provider, look no further then the services provided by Dr. Mehul Sonawala. It all starts with the receptionist who greets you with a smile to the medical assistant who goes out of her way to get to know you while taking your vitals. 3 words that come to mi...Click to read more
15 mi · 4013 Brockton Ave, Riverside, CA 92501
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
Read bio
Dr. Mehul Sonawala is an accomplished physician with expertise in Internal Medicine, Bioengineering, and Cardiology. He earned his Doctor of Medicine from the University of Mumbai and completed his residency in Internal Medicine at Los Angeles General Medical Center. Additionally, he holds an MD in ...Click to read more
Next available: Thu, Jun 25

Dr. Eric Lee, DO

Primary Care Doctor
4.91
·76 reviews
Great, patient communicator. Will go back to him next year for my physical. - Dec 17, 2024Click to read more
14 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · Highly recommended · Excellent wait time ·
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: Thu, Jul 9

Dr. Aaron Lin, DO

Primary Care Doctor
4.94
·52 reviews
It was a virtual appointment and i don’t know why zocdoc asks me for office review. Dr Lin was amazing friendly and knowledgeable. His assistants were nice and friendly over the phone too. - May 15, 2022 by Ronnie A.Click to read more
14 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
I am committed to providing comprehensive health care for you and your family, working to achieve optimal health through a healthy lifestyle and disease prevention. I believe in caring for you when you are both sick and well. I earned my Doctor of Osteopathic Medicine degree from Rowan University an...Click to read more
Next available: Fri, Jul 10

Dr. Meisam Fekri, MD

Primary Care Doctor
4.81
·223 reviews
Great Doctor Listener and help get me the medical attention I needed. - Mar 31, 2026 by Raymond M.Click to read more
19.5 mi · 222 N Sunset Ave, Ste. F, West Covina, CA 91790
Accepts Aetna, BlueCross BlueShield, Cigna + 56 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: tomorrow

Dr. Sreedhar Chava, MD

Primary Care Doctor
4.86
·7 reviews
Vien by PCClick to read more
20.5 mi · 1651 N. Hacienda Blvd, La Puente, CA 91744
Accepts Aetna, BlueCross BlueShield, Cigna + 7 more
Also offers video visits · Accepting new patients ·
Read bio
Please confirm your insurance deductible status prior to booking your appointment, as this effect your co-pay-co-insurance at time of service! Dr. Sreedhar Chava is a highly regarded family physician who sees patients at his private practice in La Puente and El Monte, CA. He offers both in-person ...Click to read more
Next available: today

Regina Robertson, NP

Family Nurse Practitioner
4.21
·19 reviews
Provider listened and provided good feedback and information pertaining to my issues. A clear plan was communicated to address my health problems. Regina was caring and empathetic. - Mar 31, 2026 by Marcia S.Click to read more
15 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 11 more
Accepting new patients ·
Read bio
Regina Robertson, MSN, APRN, FNP-BC, is a compassionate and experienced Nurse Practitioner with more than 30 years in nursing and advanced clinical care. She is dedicated to providing thoughtful, patient-centered primary care that focuses on both physical and emotional well-being. Regina holds a Mas...Click to read more
Next available: today

Dr. Alexander Tran, DO

Primary Care Doctor
5.00
·10 reviews
It was a great visit with Dr. Alexander Tran. He was kind, professional and took the time to answer my question!:) by SRClick to read more
23.5 mi · 2000 E Chapman Ave, Ste 100, Fullerton, CA 92831
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Alexander Tran is an internist at Pyo Clinic in Upland, CA. He also offers virtual consultations. He welcomes adult patients with common illnesses, chronic diseases, and minor injuries that affect their quality of life. Dr. Tran understands patients' conditions and prepares individualized treat...Click to read more
Next available: today

Dr. Simon Kim, DO

Primary Care Doctor
23.5 mi · 2000 E Chapman Ave, Ste 100, Fullerton, CA 92831
Also offers video visitsAccepting new patients
Next available: today

Dr. Matthew Im, MD

Primary Care Doctor
4.10
·10 reviews
The office is brand new. Dr. Im was very nice and listened to everything that I said. Sent in my two prescriptions with refills. So happy i found him . My Dr. of almost 20 years retired. The receptionist was great too. I feel blessed to have found a new Primary Dr. that I really liked on my first ...Click to read more
23 mi · 24119 Hemlock Ave, Ste 104, Moreno Valley, CA 92557
Accepts Aetna, BlueCross BlueShield, Cigna + 15 more
Also offers video visits · Accepting new patients · Excellent wait time ·
Read bio
Dr. Matthew Im is a family physician at Rancho Family Medical Group’s Moreno Valley office. He grew up in Temecula and was inspired to pursue medicine by his father, Dr. Tae Im, who has long been part of Rancho Family. Early experiences on medical mission trips to Haiti and the Philippines further s...Click to read more
Next available: tomorrow

Dr. Brian T Lai, DO

Primary Care Doctor
5.00
·33 reviews
20 mi · 4300 Rose Dr, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 6 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: Thu, Jul 9

Dr. Jim Tran, DO

Primary Care Doctor
5.00
·33 reviews
20 mi · 4300 Rose Dr, Ste Q, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in atrial fibrillation and atrial flutter + 9 more ·
Read bio
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 single most important thing I can do to keep your children and your community safe. I earned ...Click to read more
Next available: Tue, Jul 21

Dr. Sabrina Cooley, MD

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
24.5 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Accepting new patientsExpertise in schizophrenia + 1 more

Dr. Natalie Marino, MD

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
24.5 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

Dr. Katia Alfaro Felix, MD

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
24.5 mi · 1321 N Hbr Blvd, Ste 205, Fullerton, CA 92835
Accepts Aetna, BlueCross BlueShield, Cigna + 43 more
Accepting new patients

Dr. Adnan Ameer, MD

Gastroenterologist
14.5 mi · 4244 Rvwk Pkwy, Ste 290, Riverside, CA 92505
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · Expertise in upper gi endoscopy + 4 more ·
Read bio
Dr. Adnan Ameer is an experienced gastroenterologist providing in-person services at United Medical Doctors. He sees patients in Riverside and Moreno Valley, CA. As part of his formal education and training, Dr. Ameer completed a medical degree at the Ross University School of Medicine in Dominica,...Click to read more
Next available: Thu, Jul 9

Brittany A Camille, NP

Nurse Practitioner
4.94
·88 reviews
Very Friendly, professional, and insightful! Highly recommend, Thankyou - Jan 22, 2026 by Edward S.Click to read more
15 mi · 4646 Brockton Ave, Ste 201, Riverside, CA 92506
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Brittany Camille brings over a decade of diverse nursing experience to Altais Medical Group Riverside. Her background in primary care and medical-surgical units has given her a comprehensive understanding of patient care needs. Brittany chose to become a Family Nurse Practitioner for the opportunity...Click to read more
Next available: Tue, Jul 14

Dr. Jon Kramer, MD

Pediatrician
5.00
·31 reviews
20 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 6 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: tomorrow

Dr. Howard Pyo, DO

Family Physician
4.88
·1302 reviews
Excellent experience and Dr. Pup is the best! Highly recommend. - Jun 24, 2023 by Stefanie K.Click to read more
23.5 mi · 2000 E Chapman Ave, Ste 100, Fullerton, CA 92831
Accepts Aetna, BlueCross BlueShield, Cigna + 10 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. You can request that you are seen only by Dr Pyo without resident or student involvement as we fully respect your choice. Dr. Howard Pyo is a board-certified fam...Click to read more
Next available: today

Dr. Shahab Zahed, MD

Primary Care Doctor
27 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · 25+ years of experience ·
Read bio
Over 20 years of experience caring for adults in the Orange County community. Affiliated with Mission Hospital, Fountain Valley Regional, and MemorialCare Orange Coast Medical Center.Click to read more
Next available: Mon, Jun 22

Dr. Bardia Sadr, MD

Primary Care Doctor
27 mi · 2141 W Orangewood Ave, Orange, CA 92868
Accepts Aetna, Medicare
Also offers video visits · Accepting new patients · Expertise in chronic high blood pressure + 2 more ·
Read bio
Dr. Bardia Sadr is a board-certified internal medicine physician with more than 15 years of experience caring for adults in the Irvine community.Click to read more
Next available: Mon, Jun 22

Karmbir Takhar, APRN, NP

Family Nurse Practitioner
4.89
·9 reviews
I love this place, looks like home and make feel good. - Apr 24, 2026 by Nelly V.Click to read more
20.5 mi · 11306 Mountain View Ave, Ste C, Loma Linda, CA 92354
Accepts Aetna, BlueCross BlueShield, Cigna + 22 more
Accepting new patients ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We collect deductibles, copays at the time of service. If you have any questions, please call your insurance before your visit. In addition, please be accurate about the reason for yo...Click to read more
Next available: Tue, Jun 23

Dr. Marisse Herrera, DO

Primary Care Doctor
4.80
·20 reviews
Dr Marisse spent a long time discussing my health history and had great bedside manners and spoke in Laymans terms and made sure I understood everything she explained. Very approachable, compassionate and wants to be a partner in a doctor patient relationship. I appreciate Dr. Marisse’s outlook on p...Click to read more
24.5 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, Aug 3

Dr. Vincent Pan, DO

Primary Care Doctor
4.88
·16 reviews
27.5 mi · 845 W La Veta Ave, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 6 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: Fri, Jun 26

Dr. Larissa Isterabadi, MD

Pediatrician
4.97
·32 reviews
20 mi · 4300 Rose Dr, Ste E, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 6 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, Jul 6

Dr. Marco Paez, MD

Gastroenterologist
4.94
·77 reviews
My experience at Dr. Paez's office was excellent: I arrived early and was seen early. He has an engaging manner while still being focused on the details of and motivation for the plan of care. I was able to schedule another appointment within a week: super-grateful for the efficiency of the staff as...Click to read more
21 mi · 16677 E Yorba Linda Blvd, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 9 more
Accepting new patients · Highly recommended · Excellent wait time ·
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: Tue, Jun 30

Dr. David Joung, MD

Pediatrician
5.00
·30 reviews
20 mi · 4300 Rose Dr, Ste B, Yorba Linda, CA 92886
Accepts Aetna, BlueCross BlueShield, Cigna + 6 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: Mon, Jul 13

Dr. Jeremy Joseph Feck, DO

Primary Care Doctor
5.00
·4 reviews
27.5 mi · 845 W La Veta Ave, Orange, CA 92868
Accepts Aetna, BlueCross BlueShield, Cigna + 6 more
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Jeremy Feck is board certified in Family Medicine. He completed medical school at Lake Erie College of Osteopathic Medicine before finishing his residency at Mercy Medical Center in Redding California. Dr. Feck’s areas of expertise and clinical areas of interest include care for patient’s of all...Click to read more
Next available: Wed, Jul 8

Dr. Michael Truong, MD

Primary Care Doctor
4.97
·86 reviews
This was my first appointment here, and it went very smoothly! Dr. Truong is thorough and understanding. - Jun 19, 2024 by Rachael G.Click to read more
28 mi · 1535 17th St, Suite 104, Santa Ana, CA 92705
Accepts Aetna, BlueCross BlueShield, Cigna + 10 more
Accepting new patients · 15 years of experience · Highly recommended · Excellent wait time · Expertise in joint or tendon inflammation of the finger/wrist/hand + 7 more ·
Read bio
*Our Clinic* Introducing a brand-new clinic, designed to offer a small-town doctor's office experience right in the heart of OC. Our independent practice is owned and operated by the attentive physician who will be personally caring for you. Convenience is key, with ample parking space, a first-flo...Click to read more
Next available: Tue, Jun 30

Hesper Tsai, PA

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
24.5 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

Dr. Christina Steinhauser, DO

Gastroenterologist
4.97
·92 reviews
She’s amazing! Very knowledgeable and you can really tell she listens and cares about your concerns - Mar 27, 2026Click to read more
21 mi · 16677 E Yorba Linda Blvd, 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. 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, Jul 15
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Frequently asked questions

How can I make a same-day appointment with a Primary Care Doctor in Rancho Cucamonga?

On average, patients who use Zocdoc can search for a Primary Care Doctor in Rancho Cucamonga, 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 Rancho Cucamonga who accept your insurance and make an appointment online.

How can I find a Rancho Cucamonga Primary Care Doctor who takes my insurance?

Zocdoc lets you search specifically for a Rancho Cucamonga 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 Rancho Cucamonga?

Zocdoc is a free online service that helps patients find Doctors in Rancho Cucamonga and book appointments instantly. You can search for Rancho Cucamonga 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 Rancho Cucamonga?

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

How can I find a Rancho Cucamonga Primary Care Doctor who sees patients after hours?

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

How can I find a top-rated Primary Care Doctor in Rancho Cucamonga?

You can use Zocdoc to find Doctors in Rancho Cucamonga 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 Rancho Cucamonga?

Doctors in Rancho Cucamonga 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 Rancho Cucamonga 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 Rancho Cucamonga 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 Rancho Cucamonga who sees patients during the weekend?

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

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