HealthcareDiscovery.AI / Doctors / California / Pomona / Internal Medicine

Internal Medicine in Pomona, California

Data updated monthly · Last refresh September 2026

35 Internal Medicine providers practice in Pomona, and 51% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Pomona

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. Akhenaton Pappoe, M.D
Pomona, CA · $85 in drug and device payments (2025) · Telehealth · (909) 623-1561
Dr. Alberto Degiovanni, MD
Pomona, CA · $33 in drug and device payments (2025) · Telehealth · (909) 865-9500
Dr. Andrew Pak, MD
Pomona, CA · No drug or device payments recorded (2025) · (855) 252-7223
Dr. Anh Nguyen, MD
Pomona, CA · $79 in drug and device payments (2025) · (909) 595-1221
Dr. Bao Tran, MD
Pomona, CA · $244 in drug and device payments (2025) · (909) 593-3388
Dr. Chan Aung, M.D.
Pomona, CA · No drug or device payments recorded (2025) · Telehealth · (909) 447-8585
Dr. David Hall, D.O.
Pomona, CA · No drug or device payments recorded (2025) · (909) 865-9500
Dr. David Sapien, M.D.
Pomona, CA · No drug or device payments recorded (2025) · (909) 620-5502
Dr. Geeta Patwa, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 447-8585
Dr. Gimha Gunawardana, M.D
Pomona, CA · $75 in drug and device payments (2025) · (909) 924-1940
Dr. Jagtar Dhadwal, MD
Pomona, CA · No drug or device payments recorded (2025) · Telehealth · (909) 868-6800
Dr. Joanne Koo, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 595-1221
Dr. Kenneth Brown, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 620-4373
Dr. Kenneth Smith, MD
Pomona, CA · $28 in drug and device payments (2025) · (909) 623-6333
Dr. Kevin Gamage, M.D.
Pomona, CA · No drug or device payments recorded (2025) · (909) 596-0788
Dr. Kyu Ahn, M.D.
Pomona, CA · $215 in drug and device payments (2025) · (909) 620-0389
Dr. Lisa Butler
Pomona, CA · $46 in drug and device payments (2025) · (909) 447-8585
Dr. Mallu Reddy, MD
Pomona, CA · $2,682 in drug and device payments (2025) · Telehealth · (909) 623-4050
Dr. Manjusha Gupta, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 865-0676
Dr. Mansurur Khan, MD
Pomona, CA · $52 in drug and device payments (2025) · (909) 524-1940
Dr. Manuel Manrique Chavez, MD
Pomona, CA · $185 in drug and device payments (2025) · (909) 865-9500
Dr. Mehul Sonawala, M.D.
Pomona, CA · $135 in drug and device payments (2025) · Telehealth · (909) 620-7769
Dr. Monica Wong, M.D.
Pomona, CA · No drug or device payments recorded (2025) · (909) 868-0235
Dr. Nandini Gowda, M.D.
Pomona, CA · No drug or device payments recorded (2025) · (909) 623-6116
Dr. Nitin Chilakamarri, M.D.
Pomona, CA · $33 in drug and device payments (2025) · (909) 398-1550
Dr. Parveen Virani, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 620-7200
Dr. Praveena Jeereddi, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 620-7200
Dr. Redemption Geronimo, MD
Pomona, CA · $225 in drug and device payments (2025) · Telehealth · (909) 447-8585
Dr. Rishu Marwaha, MD
Pomona, CA · $45 in drug and device payments (2025) · Telehealth · (909) 620-4373
Dr. Sachi Kaneko, DO
Pomona, CA · No drug or device payments recorded (2025) · (909) 469-5589
Dr. Samir Anabi, M.D.
Pomona, CA · $734 in drug and device payments (2025) · (909) 629-7878
Dr. Sarah Cadman, M.D.
Pomona, CA · No drug or device payments recorded (2025) · (909) 398-1550
Dr. Thuan Pham, MD
Pomona, CA · No drug or device payments recorded (2025) · (909) 595-1221
Dr. Uzma Waraich, M.D.
Pomona, CA · $155 in drug and device payments (2025) · Telehealth · (909) 620-4373
Dr. Veronique Hourany, M.D.
Pomona, CA · $200 in drug and device payments (2025) · (909) 629-7878

Conditions Internal Medicine providers in Pomona, 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 Pomona, California?

There are 35 Internal Medicine providers with active NPI records practicing in Pomona, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Pomona received drug or device company payments?

18 of 35 (51%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Pomona treat?

Internal Medicine providers in Pomona 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 Pomona 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.