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315 verified UnitedHealthcare 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.
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Availability last updated 11/12/2026
Availability last updated 11/12/2026

Carbon Health Urgent Care Culver City

Urgent Care Clinic
4.83
·101 reviews
Friendly staff & Great Care - Jan 7, 2023 by Guadalupe V.Click to read more
36.5 mi · 13365 Washington Blvd, Los Angeles, CA 90066
In-network · UnitedHealthcare
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

Mariya Dineva, PA

Physician Assistant (Virtual)
4.83
·167 reviews
It was a pleasure. Very attentive and great listener. - Jan 9, 2023 by Yael S.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If, after booking with us, it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* M...Click to read more
Next available: tomorrow

Sameera Imtiaz, PA

Physician Assistant (Virtual)
4.91
·43 reviews
Great listener very knowledgeable. Ask good questions, and had a very pleasant manner. - Jun 20, 2024 by Kellie T.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Wor...Click to read more

Cheryl McGhie, FNP

Family Nurse Practitioner (Virtual)
4.75
·52 reviews
Very nice, thoughtful insightful and talented. Great bedside manner. Very easy to talk to. Highly recommended - Oct 6, 2022 by Michael D.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If, after booking with us, it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Che...Click to read more
Next available: tomorrow

Shannon Mizrahi, PA-C

Physician Assistant (Virtual)
4.54
·420 reviews
great & fast. listened well and got my medication (: - Nov 25, 2024 by Alicia H.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
Ms. Shannon Mizrahi is a specialized physician assistant based in Beverly Hills, CA, holding a Master's in Physician Assistant Studies from Western University of Health Sciences. She offers both in-person and virtual consultations at Ehsan Ali, M.D. Ms. Mizrahi is recognized by the National Commiss...Click to read more
Next available: tomorrow

Karen Kim-Chang, RN

Family Nurse Practitioner (Virtual)
4.43
·30 reviews
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits ·
Read bio
Dedicated family nurse practitioner with nearly 18 years of nursing experience. Background includes cardiac cath lab, special procedures, radiology, operating room, urgent care, and family practice. Flexible and quick learner who adapts easily to new situations and enjoys a challenge. Graduated from...Click to read more
Next available: Sat, Nov 14

Dr. Ronald Lang, MD

Internist
4.27
·26 reviews
Dr. lang has a nice presence and seems like a good doctor. Unfortunately, the office isn't equipped with enough staff or operational oversight to facilitate communication with patients. All phone calls go unanswered and its quite difficult to get any follow-up communication regarding test results. T...Click to read more
33 mi · 8737 Beverly Blvd, #203, Los Angeles, CA 90048
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Expertise in chronic anemia + 1 more ·
Read bio
Dr. Ronald Lang is a nephrologist and internal medicine specialist at Synergy Hematology Oncology Medical Associates, Inc. He earned his Doctor of Medicine degree from Ohio State University. Dr. Lang specializes in the management of kidney diseases and disorders, as well as general medicine needs, i...Click to read more
Next available: Mon, Nov 16

Dr. Zahra Shahim, MD

Primary Care Doctor
5.00
·30 reviews
37.5 mi · 32341 Golden Lantern, Ste D, Laguna Niguel, CA 92677
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
Read bio
Dr. Zahra Shahim is a board certified internal medicine physician who has been practicing for over 30 years. She earned her medical degree at the Shiraz University of Medical Sciences, and then completed her residency in internal medicine at Loma Linda University in Loma Linda, CA. During her tenure...Click to read more
Next available: Tue, Dec 8

Dr. Oscar Gantes, MD

Primary Care Doctor
4.98
·42 reviews
11 out of 10. Amazing Doctor. - Sep 18, 2026 by Maria G.Click to read more
42 mi · 395 W Avenida Vista Hermosa, Unit K, San Clemente, CA 92672
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
Read bio
Dr. Oscar Gantes is a family physician at Mission Heritage - Internal Medicine in San Clemente, CA. He accepts patients of all ages and genders with common illnesses, chronic diseases, minor injuries, and mental health issues. Dr. Gantes understands patients' conditions and prepares individualized ...Click to read more
Next available: today

Kelsey Proehl, FNP-BC

Family Nurse Practitioner (Virtual)
4.84
·43 reviews
Wonderful Doctor - Aug 23, 2023Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* I am ...Click to read more
Next available: tomorrow

Camellia Sayani, PA-C, MMS

Physician Assistant
4.39
·171 reviews
Unfortunately, the provider and her office did not have the specialization, because I was assured by ZocDoc that I needed. The office stated this happens many times that patients are referred, expecting a specialty that they do not have. Therefore, I was not able to get the service I requested, beca...Click to read more
34 mi · 9400 Brighton Way, Ste 303, Beverly Hills, CA 90210
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
Ms. Camellia Sayani is a skilled and reliable physician assistant who graduated from Chapman University with a master's degree in Physician Assistant Studies. She is also certified by the National Commission on Certification of Physician Assistants. Serving residents of Beverly Hills, CA, Ms. Sayan...Click to read more
Next available: Sat, Nov 14

Rauha Attawala, PA

Physician Assistant (Virtual)
4.20
·5 reviews
Easy to book appointment, provider was really attentive and she answered all my questions and concerns. - Mar 3, 2026 by Cyndi M.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* Ra...Click to read more
Next available: Mon, Nov 16

Nara Pashikyan, NP

Family Nurse Practitioner (Virtual)
4.54
·39 reviews
She was very knowledgeable and so nice. She knows how to treat people like you want to be treated. - Sep 14, 2024 by Sheri H.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Excellent wait time ·
Read bio
Ms. Nara Pashikyan is a dedicated family nurse practitioner working with Ehsan Ali, M.D., in Beverly Hills, CA. She earned her Master's in Family Nursing from Samuel Merritt University. Ms. Pashikyan provides both in-person and virtual consultations to patients from diverse backgrounds. During cons...Click to read more
Next available: Sat, Nov 14

Carbon Health Urgent Care - Santa Monica

Urgent Care Clinic
4.85
·117 reviews
Very friendly and professional staff. Yes I would go back if needed.Click to read more
38 mi · 3032 Wilshire Blvd, Ste A, Santa Monica, CA 90403
In-network · UnitedHealthcare
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

Gussie Assam, FNP-C

Family Nurse Practitioner (Virtual)
4.82
·119 reviews
Gussie was terrific. She took care of me when I needed a provider ASAP on a Saturday! All thanks to you. - Sep 21, 2024 by Madelyn H.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* I bel...Click to read more
Next available: Sun, Nov 15

Christine Anne Lupienski, FNP-C

Family Nurse Practitioner (Virtual)
4.91
·76 reviews
Great first impression! Happy to have connected with this Doctor. Thank you! - May 17, 2023 by Colleen R.Click to read more
Beverly Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
*Please note: Circle Medical is unable to see patients who are on a Medicaid or MediCal insurance plan, as it could result in you losing your insurance coverage. If after booking with us it is found that you have a plan that is part of Medicaid or MediCal, your appointment will be cancelled.* What ...Click to read more
Next available: Mon, Nov 16

Sapir Tabibi, PA-C

Physician Assistant
4.71
·157 reviews
Very helpful, great listener, easy to talk to. 10/10 would recommend - Nov 20, 2025 by Hannah M.Click to read more
34 mi · 9400 Brighton Way, Ste 303, Beverly Hills, CA 90210
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Sapir Tabibi is a Physician Assistant committed to providing high-quality, patient-centered care. She earned her bachelor's degree from the University of California, Los Angeles (UCLA) before obtaining her Master’s in Physician Assistant Studies from Elon University. With a strong interest in preven...Click to read more
Next available: Mon, Nov 16

Dr. Kim Ngan Ngoc Tran, DO

Primary Care Doctor
5.00
·30 reviews
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
In-network · UnitedHealthcare
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

Dr. Eric Lee, DO

Primary Care Doctor
4.91
·77 reviews
The best service!!! - May 23, 2022 by Roman K.Click to read more
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
In-network · UnitedHealthcare
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

Dr. Lilian Li, DO

Primary Care Doctor
4.60
·30 reviews
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
Read bio
Dr. Lilian Li is a family medicine physician with St. Jude Heritage Medical Group practicing in Diamond Bar, CA.Click to read more

Dr. Aaron Lin, DO

Primary Care Doctor
4.94
·52 reviews
Friendly staff along with warm office environment. Doctor Lin engaged me in opening up about my medical history as that was my first visit. You feel at ease talking to Dr. Lin. - Sep 21, 2024 by Haissam D.Click to read more
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in lower back pain + 5 more ·
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

Dr. Parvita Panchal, MD

Primary Care Doctor
4.87
·46 reviews
my actual appointment was great however they failed to let me know their office has moved locations 3 miles away before I showed up. - Dec 26, 2022 by Victoria S.Click to read more
0.5 mi · 253 S. Diamond Bar Blvd, Diamond Bar, CA 91765
In-network · UnitedHealthcare
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

Dr. Paul Usborne, MD

Primary Care Doctor
4.78
·91 reviews
Very friendly staff, clean nicely decorated office, very thorough Dr. Very satisfied with it - May 31, 2021 by Louie R.Click to read more
6.5 mi · 256 W San Bernardino Rd, Covina, CA 91723
In-network · UnitedHealthcare
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

Dr. Paul Usborne, MD

Primary Care Doctor (Virtual)
4.78
·91 reviews
Very friendly staff, clean nicely decorated office, very thorough Dr. Very satisfied with it - May 31, 2021 by Louie R.Click to read more
Covina, CA
In-network · UnitedHealthcare
Accepting new patients · 24 years of experience · Offers video visits · 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

Dr. Viet Mai, MD

Primary Care Doctor
6.5 mi · 500 W Badillo St, Covina, CA 91722
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience ·

Dr. Sushma Sadula, MD

Primary Care Doctor
4.49
·70 reviews
Dr. Sadula was lovely, and I’m so excited to start my care with her! She’s knowledgeable, thorough, and ordered an extensive panel of labs that made me feel confident we’re taking a comprehensive approach to my health. The only downside was that I booked the appointment through Zocdoc for an annual ...Click to read more
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients ·
Read bio
I’m Dr. Sushma Sadula, a board-certified family medicine physician with a special focus on women’s health. My medical journey began in medical school in India and continued through a family medicine residency in Chino, California. Over the past five years, I’ve dedicated myself to helping women achi...Click to read more

Dr. Mehul Sonawala, MD

Primary Care Doctor
4.85
·39 reviews
nice visit,kind doctor and assistant - Feb 7, 2025 by Louise L.Click to read more
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
Read bio
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before your visit...Click to read more

Dr. Mehul Sonawala, MD

Primary Care Doctor
4.85
·39 reviews
Doctor was very kind and very to the point. Answered all my questions and concerns. Thank you doctor! - Sep 27, 2024 by Andrew P.Click to read more
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
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

Dr. Hemalatha Murugan, MD

Primary Care Doctor
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
Also offers video visitsAccepting new patientsExpertise in sepsis + 1 more

Dr. Sushma Sadula, MD

Primary Care Doctor (Virtual)
4.49
·70 reviews
Dr. Sadula was lovely, and I’m so excited to start my care with her! She’s knowledgeable, thorough, and ordered an extensive panel of labs that made me feel confident we’re taking a comprehensive approach to my health. The only downside was that I booked the appointment through Zocdoc for an annual ...Click to read more
Chino, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits ·
Read bio
I’m Dr. Sushma Sadula, a board-certified family medicine physician with a special focus on women’s health. My medical journey began in medical school in India and continued through a family medicine residency in Chino, California. Over the past five years, I’ve dedicated myself to helping women achi...Click to read more

Dr. Hemalatha Murugan, MD

Primary Care Doctor (Virtual)
4.25
·4 reviews
Staff was very nice. Doctor listened to my concerns thoroughly - Oct 29, 2025 by Brenda H.Click to read more
Chino, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Expertise in sepsis + 1 more ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before yo...Click to read more

Dr. Mehul Sonawala, MD

Primary Care Doctor (Virtual)
4.85
·39 reviews
nice visit,kind doctor and assistant - Feb 7, 2025 by Louise L.Click to read more
Chino, CA
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Offers video visits · Highly recommended · Excellent wait time · Expertise in anxiety disorders + 9 more ·
Read bio
Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before your visit...Click to read more

Dr. Hemalatha Murugan, MD

Primary Care Doctor (Virtual)
Chino, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Expertise in sepsis + 1 more

Dr. Hemalatha Murugan, MD

Primary Care Doctor
4.25
·4 reviews
Staff was very nice. Doctor listened to my concerns thoroughly - Oct 29, 2025 by Brenda H.Click to read more
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Expertise in sepsis + 1 more ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before yo...Click to read more

Dr. Sushma Sadula, MD

Primary Care Doctor (Virtual)
4.45
·73 reviews
Dr. Sadula was lovely, and I’m so excited to start my care with her! She’s knowledgeable, thorough, and ordered an extensive panel of labs that made me feel confident we’re taking a comprehensive approach to my health. The only downside was that I booked the appointment through Zocdoc for an annual ...Click to read more
Chino, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits ·
Read bio
Hello! Please review a few things when booking with me: Before booking, please make sure the location works for you. We have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before yo...Click to read more

Dr. Sushma Sadula, MD

Primary Care Doctor
4.45
·73 reviews
Dr. Sadula was lovely, and I’m so excited to start my care with her! She’s knowledgeable, thorough, and ordered an extensive panel of labs that made me feel confident we’re taking a comprehensive approach to my health. The only downside was that I booked the appointment through Zocdoc for an annual ...Click to read more
7 mi · 5475 Walnut Ave, Chino, CA 91710
In-network · UnitedHealthcare
Also offers video visits · 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 have a number of locations in the Inland Empire. We collect deductibles, copays at the time of service. If you have any questions or concerns, please call your insurance before yo...Click to read more

Dr. Melvin Kantono, DO

Primary Care Doctor
5.00
·30 reviews
8 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
Read bio
Dr. Melvin Kantono believes incorporating preventative medicine and building close relationships with his patients are key to living a healthier lifestyle. Outside of medicine, he enjoys calisthenics, airsoft, and traveling.Click to read more

Dr. Matthew Rikio Murayama, DO

Primary Care Doctor (Virtual)
4.88
·34 reviews
My video visit with Dr. Murayama was smooth. He communicated clearly and addressed all my concerns. - Oct 2, 2025 by Lavanya R.Click to read more
Chino Hills, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
* Patients between the ages of 12-17 should contact the office to schedule an appointment. * Dr. Matthew Murayama is a Family Medicine physician who completed his residency training in the Inland Empire in 2024. He received his medical degree from Western University COMP in Pomona, CA before comple...Click to read more

Dr. Matthew Rikio Murayama, DO

Primary Care Doctor
4.88
·34 reviews
My video visit with Dr. Murayama was smooth. He communicated clearly and addressed all my concerns. - Oct 2, 2025 by Lavanya R.Click to read more
8 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
* Patients between the ages of 12-17 should contact the office to schedule an appointment. * Dr. Matthew Murayama is a Family Medicine physician who completed his residency training in the Inland Empire in 2024. He received his medical degree from Western University COMP in Pomona, CA before comple...Click to read more

Dr. Sarom Pyun, MD

Primary Care Doctor
4.95
·38 reviews
My experience with Dr. Pyun was great! I found her to be very smart, kind, and willing to spend time learning my medical history and why I came in. I’m very glad to have found her as a provider. The officer staff was also warm and helpful. Virtually no wait time. Dr. Pyun’s office is very well run. ...Click to read more
8 mi · 15855 Pomona Rincon Rd, Chino Hills, CA 91709
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in chronic diabetes + 3 more ·
Read bio
My primary goals in medicine are providing compassionate, evidence-based care to all patients. I enjoy patient education and preventative care and believe that understanding one's health leads to better health outcomes. I earned my Doctor of Medicine from the University of California, Irvine, and co...Click to read more

Dr. Surin Alice Kim, MD

Primary Care Doctor
5.00
·30 reviews
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended ·
Read bio
Dr. Surin Alice Kim is a board-certified family medicine physician practicing with St. Jude Heritage Medical Group in Yorba Linda, CA.Click to read more

Dr. Christin Jane Tee, MD

Primary Care Doctor
5.00
·31 reviews
9 mi · 4300 Rose Dr, Ste R, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended · Excellent wait time ·
Read bio
Dr. Christin Tee is a board-certified Family Medicine physician who values comprehensive patient care. She grew up in Taiwan before moving to the U.S. at age 13. She completed medical school at Tulane University School of Medicine and finished her residency at Emanate Health in West Covina, CA. Dr....Click to read more

Dr. Jim Tran, DO

Primary Care Doctor
5.00
·33 reviews
9 mi · 4300 Rose Dr, Ste Q, Yorba Linda, CA 92886
In-network · UnitedHealthcare
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

Dr. Christin Jane Tee, MD

Primary Care Doctor (Virtual)
5.00
·31 reviews
Yorba Linda, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
Read bio
Dr. Christin Tee is a board-certified Family Medicine physician who values comprehensive patient care. She grew up in Taiwan before moving to the U.S. at age 13. She completed medical school at Tulane University School of Medicine and finished her residency at Emanate Health in West Covina, CA. Dr....Click to read more

Dr. Kiana Nouri, MD

Primary Care Doctor
5.00
·35 reviews
New patient so lot to cover listened to me and added comments have appointment for follow up and yearly checkup - Mar 17, 2023 by Peggy H.Click to read more
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time · Expertise in acute urinary tract infection + 5 more ·
Read bio
Dr. Kiana Nouri is a family medicine physician with St. Jude Heritage Medical Group. She earned her Doctor of Osteopathic Medicine degree from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. Dr. Nouri completed both her internship and residency at Northridge Ho...Click to read more

Dr. Brian T Lai, DO

Primary Care Doctor (Virtual)
5.00
·33 reviews
Yorba Linda, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended · Excellent wait time ·
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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

Dr. Therese Santos, DO

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
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Excellent wait time ·
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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

Dr. Dean Okimoto, MD

Primary Care Doctor
5.00
·32 reviews
9 mi · 4300 Rose Dr, Ste P, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in acid reflux + 9 more ·
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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

Dr. Charlene Lin, MD

Primary Care Doctor (Virtual)
5.00
·30 reviews
Yorba Linda, CA
In-network · UnitedHealthcare
Accepting new patients · Offers video visits · Highly recommended ·
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Dr. Charlene Lin completed medical school at Western Michigan University Homer Stryker MD School of Medicine followed by her internal medicine internship and residency training at Trinity Health Ann Arbor Hospital. Her areas of expertise and clinical interests include management of complex and chron...Click to read more

Dr. Lina Kim, DO

Primary Care Doctor
4.79
·42 reviews
I am extremely pleased with Dr Kim. Very professional - Jan 19, 2023 by Thomas D.Click to read more
9 mi · 4300 Rose Dr, Ste S, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in chronic high blood pressure + 2 more ·
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Dr. Kim is a board-certified family medicine physician who earned her Doctor of Osteopathic Medicine degree from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. She completed both her internship and residency at Broward Health Medical Center. Dr. Kim believes i...Click to read more

Dr. Colette Shiu, MD

Primary Care Doctor
5.00
·36 reviews
great doctor,recommend! - Feb 25, 2025 by Ying L.Click to read more
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · Highly recommended · Expertise in high cholesterol + 2 more ·
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Dr. Colette Shiu is a caring primary care doctor serving people of all ages in Yorba Linda, CA. Her current practice location is St. Jude - Family Medicine. She is also a visiting affiliate at Saint Jude Medical Center. Being fluent in English and Chinese (Cantonese), Dr. Shiu accepts patients fro...Click to read more

Dr. Judy Losco, DO

Primary Care Doctor
5.00
·33 reviews
Felt very taken care of. All around the kind of feeling you want to have when regarding your body and your health. Easy interface with MyChart, able to link all your medical records, and access to so much information just about every topic. - Mar 3, 2025 by Alexis S.Click to read more
9 mi · 4300 Rose Dr, Ste R, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in chronic high blood pressure + 3 more ·
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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

Dr. Dean Okimoto, MD

Primary Care Doctor
5.00
·32 reviews
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Accepting new patients · 25+ years of experience · Highly recommended · Expertise in acid reflux + 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

Dr. Charlene Lin, MD

Primary Care Doctor
5.00
·30 reviews
9 mi · 4300 Rose Dr, Yorba Linda, CA 92886
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · Highly recommended ·
Read bio
Dr. Charlene Lin completed medical school at Western Michigan University Homer Stryker MD School of Medicine followed by her internal medicine internship and residency training at Trinity Health Ann Arbor Hospital. Her areas of expertise and clinical interests include management of complex and chron...Click to read more

Dr. Sandra Mathur, DO

Pediatrician
5.00
·30 reviews
3 mi · 1514 Valley Vista Dr, Diamond Bar, CA 91765
In-network · UnitedHealthcare
Also offers video visits · Accepting new patients · 25+ years of experience · Highly recommended ·
Read bio
Parents quickly realize that I am passionate about what I do: being a pediatrician has been my dream since I was 3 years old I am completely committed to each child’s health and well-being, and care for my patients as if they were my own If there is a problem, I will do everything in my power to fix...Click to read more
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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

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Frequently asked questions

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

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

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 UnitedHealthcare 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.

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