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Family Medicine in Rancho Cucamonga, California

Data updated monthly · Last refresh September 2026

62 Family Medicine providers practice in Rancho Cucamonga, and 45% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Family Medicine providers in Rancho Cucamonga

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. Alyssa Hoang, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 476-4444
Dr. Amgad Alfred, PA-C
Rancho Cucamonga, CA · $107 in drug and device payments (2025) · (909) 480-4808
Dr. Ani Berberyan, M.D.
Rancho Cucamonga, CA · $15 in drug and device payments (2025) · (909) 296-7800
Dr. Ayman Fakeh, M.D.
Rancho Cucamonga, CA · $661 in drug and device payments (2025) · Telehealth · (412) 996-9012
Dr. Brian Shaw, D.O.,
Rancho Cucamonga, CA · $28 in drug and device payments (2025) · (909) 483-0505
Dr. Christina Miller, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 771-3678
Dr. Chu Le, D.O.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 941-0266
Dr. Corliss Shelton, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 484-9182
Dr. Crisostomo Armada, D.O.
Rancho Cucamonga, CA · $973 in drug and device payments (2025) · (909) 373-0216
Dr. Dai Tran, M.D., M.P.H.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (850) 867-1147
Dr. David Connett, D.O.
Rancho Cucamonga, CA · $41 in drug and device payments (2025) · (909) 706-3950
Dr. David Gonzales, D.O.
Rancho Cucamonga, CA · $25 in drug and device payments (2025) · (602) 751-5919
Dr. Dianna Mak, DO
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 483-0505
Dr. Doug Plata, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 481-7345
Dr. Eldine Banquerigo, M.D.
Rancho Cucamonga, CA · $515 in drug and device payments (2025) · (909) 466-6410
Dr. Elizabeth Dossantos, D.O.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (916) 709-5540
Dr. Elizabeth Pagler, M.D.
Rancho Cucamonga, CA · $311 in drug and device payments (2025) · Telehealth · (909) 727-3911
Dr. Ellen Shin
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 481-1332
Dr. Eugene Locken, D.O.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (805) 291-3229
Dr. Fatema Najmi, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 755-5533
Dr. Firhana Khairullah, DO
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 706-3950
Dr. Florence Tampoya, M.D.
Rancho Cucamonga, CA · $206 in drug and device payments (2025) · (909) 466-6410
Dr. Genevieve Buenaflor, D.O.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 464-9675
Dr. Helen Nguyen, M.D.
Rancho Cucamonga, CA · $130 in drug and device payments (2025) · Telehealth · (888) 750-0036
Dr. Henry Cho, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 941-2273
Dr. James Brown, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 980-1946
Dr. Jane Himmelvo, M.D.
Rancho Cucamonga, CA · $37 in drug and device payments (2025) · (213) 841-4181
Dr. Jeffrey Haga, DO
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 463-5085
Dr. Jin Kim, M.D.
Rancho Cucamonga, CA · $5,142 in drug and device payments (2025) · (909) 948-7590
Dr. John Fagan, MD
Rancho Cucamonga, CA · $1,745 in drug and device payments (2025) · Telehealth · (909) 982-7741
Dr. Juan Cortes, DO
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (800) 579-7202
Dr. Katty Chou
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 652-6000
Dr. Kevin Metzger, DO
Rancho Cucamonga, CA · $146 in drug and device payments (2025) · (310) 994-2822
Dr. Lance Mohr, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 481-7345
Dr. Laura Norton, DO
Rancho Cucamonga, CA · $51 in drug and device payments (2025) · (909) 527-4909
Dr. Linda Lee, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 822-2323
Dr. Liza Gonzalez, D.O.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 483-0505
Dr. Louisa Ramirez, MD
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · Telehealth · (310) 699-7018
Dr. Marc Avent, DO
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 484-4234
Dr. Mark Shiu, DO
Rancho Cucamonga, CA · $1,303 in drug and device payments (2025) · Telehealth · (800) 734-1733
Dr. Megha Lalwani, MD
Rancho Cucamonga, CA · $28 in drug and device payments (2025) · (909) 727-3911
Dr. Mihir Sanghvi, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (951) 323-5598
Dr. Mirelle Ignacio, MD
Rancho Cucamonga, CA · $1,702 in drug and device payments (2025) · Telehealth · (909) 429-2864
Dr. Philip Delgado, D.O.
Rancho Cucamonga, CA · $29 in drug and device payments (2025) · (909) 527-4909
Dr. Ravinder Singh, M.D.
Rancho Cucamonga, CA · $1,130 in drug and device payments (2025) · Telehealth · (909) 483-7800
Dr. Regina Leoni, M.D.
Rancho Cucamonga, CA · $625 in drug and device payments (2025) · Telehealth · (909) 989-2273
Dr. Regina Wang, M.D.
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (847) 736-1008
Dr. Rommie Fakhoury, MD
Rancho Cucamonga, CA · $1,643 in drug and device payments (2025) · Telehealth · (909) 989-7100
Dr. Rose Roney
Rancho Cucamonga, CA · No drug or device payments recorded (2025) · (909) 944-5800
Dr. Roy Kim, M.D.
Rancho Cucamonga, CA · $121 in drug and device payments (2025) · (916) 956-4849

Conditions Family Medicine providers in Rancho Cucamonga, California commonly treat

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

Common questions

How many Family Medicine providers are in Rancho Cucamonga, California?

There are 62 Family Medicine providers with active NPI records practicing in Rancho Cucamonga, according to federal NPPES data refreshed monthly.

How many Family Medicine providers in Rancho Cucamonga received drug or device company payments?

28 of 62 (45%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Family Medicine providers in Rancho Cucamonga treat?

Family Medicine providers in Rancho Cucamonga commonly treat annual physicals, high blood pressure, type 2 diabetes, preventive care, minor injuries 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 Rancho Cucamonga Family 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.