HealthcareDiscovery.AI / Doctors / California / West Covina / Internal Medicine

Internal Medicine in West Covina, California

Data updated monthly · Last refresh September 2026

23 Internal Medicine providers practice in West Covina. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in West Covina

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Amitabh Chauhan, M.D.
West Covina, CA · No drug or device payments recorded (2025) · (626) 960-8614
Dr. Anil Gupta, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 922-0533
Dr. Binh Tran-lei, D.O.
West Covina, CA · No drug or device payments recorded (2025) · (626) 475-2614
Dr. Dennis Datuin, DO
West Covina, CA · No drug or device payments recorded (2025) · (626) 732-8390
Dr. Forest Tennant, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 919-0064
Dr. Fu-cheng Chuang, M.D.
West Covina, CA · No drug or device payments recorded (2025) · (626) 732-8390
Dr. Hee Oh, M.D.
West Covina, CA · $400 in drug and device payments (2025) · Telehealth · (626) 962-2421
Dr. Henry Chang, D.O.
West Covina, CA · $1,462 in drug and device payments (2025) · (626) 581-0486
Dr. Jae Kim, M.D.
West Covina, CA · $202 in drug and device payments (2025) · (626) 917-1924
Dr. Jair Wong, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 962-9108
Dr. Jiandong Liu, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 676-0172
Dr. John Wang, M.D., PH.D.
West Covina, CA · $71 in drug and device payments (2025) · (626) 732-8390
Dr. Johny Cu, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 331-6411
Dr. Kyaw Lyn, MD
West Covina, CA · $1,656 in drug and device payments (2025) · Telehealth · (626) 960-1902
Dr. Lakshman Makandura, M.D
West Covina, CA · $464 in drug and device payments (2025) · (626) 338-8407
Dr. Lina Dela Cruz, MD
West Covina, CA · $571 in drug and device payments (2025) · (626) 800-1200
Dr. Meisam Fekri, M.D
West Covina, CA · $22 in drug and device payments (2025) · Telehealth · (626) 430-6826
Dr. Ping Lim, MD
West Covina, CA · No drug or device payments recorded (2025) · (626) 960-4994
Dr. Ruth Karunananthan, M.D.
West Covina, CA · $69 in drug and device payments (2025) · (626) 263-7010
Dr. Seung Sue Cua, MD
West Covina, CA · $207 in drug and device payments (2025) · (626) 960-4939
Dr. Tei Chen Wang, M.D.
West Covina, CA · No drug or device payments recorded (2025) · (626) 856-2226
Dr. Virgilio Soriano, M.D.
West Covina, CA · $286 in drug and device payments (2025) · Telehealth · (626) 810-1522
Dr. Ziad Dabuni, M.D.
West Covina, CA · No drug or device payments recorded (2025) · (626) 960-8614

Conditions Internal Medicine providers in West Covina, California commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in West Covina, California?

There are 23 Internal Medicine providers with active NPI records practicing in West Covina, according to federal NPPES data refreshed monthly.

What conditions do Internal Medicine providers in West Covina treat?

Internal Medicine providers in West Covina commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in West Covina Internal Medicine across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.