Family Medicine in Diamond Bar, California
Data updated monthly · Last refresh September 2026
25 Family Medicine providers practice in Diamond Bar, and 64% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.
Family Medicine providers in Diamond Bar
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. Aaron Lin, D.O.Diamond Bar, CA · $62 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Brian Koffman, MDDiamond Bar, CA · $21,807 in drug and device payments (2025) ·
(909) 860-1144 Dr. David Hsieh, M.D.Diamond Bar, CA · No drug or device payments recorded (2025) ·
(909) 720-8122 Dr. David Rhodes, MDDiamond Bar, CA · $121 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Deslin Thomas, M.DDiamond Bar, CA · No drug or device payments recorded (2025) ·
(323) 804-5824 Dr. Douglas Starr, MDDiamond Bar, CA · $76 in drug and device payments (2025) ·
(909) 860-1144 Dr. Ekta Sharma, M.D., M.P.H.Diamond Bar, CA · $230 in drug and device payments (2025) ·
(909) 839-0808 Dr. Eric Lee, DODiamond Bar, CA · $290 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Hitendra Shah, M.D.Diamond Bar, CA · $119 in drug and device payments (2025) · Telehealth ·
(909) 860-2610 Dr. Jane Kong, M.D.Diamond Bar, CA · $835 in drug and device payments (2025) · Telehealth ·
(909) 480-0200 Dr. John Fonmin, MDDiamond Bar, CA · No drug or device payments recorded (2025) ·
(909) 594-8331 Dr. Kim Tran, DODiamond Bar, CA · $23 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Lilian Li, DODiamond Bar, CA · $23 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Lubna Isho, DODiamond Bar, CA · $209 in drug and device payments (2025) · Telehealth ·
(626) 331-6411 Dr. Melissa Trevelline, MDDiamond Bar, CA · No drug or device payments recorded (2025) · Telehealth ·
(909) 551-0205 Dr. Michelle Mo, FNP-BCDiamond Bar, CA · $35 in drug and device payments (2025) ·
(909) 861-6853 Dr. Parvita Panchal, DODiamond Bar, CA · $62 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Pei-chi Wu, D.O.Diamond Bar, CA · $221 in drug and device payments (2025) · Telehealth ·
(909) 861-6853 Dr. Peter Yatar, M.D.Diamond Bar, CA · No drug or device payments recorded (2025) ·
(909) 839-0808 Dr. Sarom Pyun, M.D.Diamond Bar, CA · $106 in drug and device payments (2025) · Telehealth ·
(909) 860-1144 Dr. Savitha Sunkara, MDDiamond Bar, CA · No drug or device payments recorded (2025) · Telehealth ·
(800) 780-1277 Dr. Serena Shen, DODiamond Bar, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. William FenertyDiamond Bar, CA · No drug or device payments recorded (2025) ·
(714) 449-4842 Dr. Yann Ping Pan, MDDiamond Bar, CA · $22 in drug and device payments (2025) ·
(917) 292-3995 Dr. Yvonne Rodriguez Lawson, MDDiamond Bar, CA · No drug or device payments recorded (2025) ·
(626) 331-6411 Conditions Family Medicine providers in Diamond Bar, 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.
- Annual physicals
- High blood pressure
- Type 2 diabetes
- Preventive care
- Minor injuries
Common questions
How many Family Medicine providers are in Diamond Bar, California?There are 25 Family Medicine providers with active NPI records practicing in Diamond Bar, according to federal NPPES data refreshed monthly.
How many Family Medicine providers in Diamond Bar received drug or device company payments?16 of 25 (64%) 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 Diamond Bar treat?Family Medicine providers in Diamond Bar 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 Diamond Bar Family Medicine across California