Family Medicine in Union City, California
Data updated monthly · Last refresh September 2026
20 Family Medicine providers practice in Union City. Listings are drawn from federal public records and are not endorsements.
Family Medicine providers in Union City
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. Abby Wang, MDUnion City, CA · $22 in drug and device payments (2025) ·
(510) 602-1311 Dr. Abraham Mohmand, M.D.Union City, CA · $151 in drug and device payments (2025) · Telehealth ·
(510) 675-4010 Dr. Ana Trujillo, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Antonina Bondyasheva, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Clair Segui, M.D.Union City, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 454-1000 Dr. Darlene Behr, DOUnion City, CA · No drug or device payments recorded (2025) ·
(510) 675-4010 Dr. Diana Mokaya, M.D.Union City, CA · $48 in drug and device payments (2025) ·
(510) 471-5880 Dr. Hoang Trinh, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 487-6000 Dr. Jeremy Jackson, MDUnion City, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 675-4010 Dr. Kawalpreet Manku, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Kevin Porciuncula, M.D.Union City, CA · $239 in drug and device payments (2025) ·
(510) 248-1500 Dr. Lili Shiau, MDUnion City, CA · No drug or device payments recorded (2025) ·
(510) 675-4010 Dr. Lynda Kay, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 489-8700 Dr. Matthew Eisley, M.D.Union City, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 454-1000 Dr. May Mar, D.O.Union City, CA · No drug or device payments recorded (2025) ·
(510) 675-4010 Dr. Michael Stacey, M.D.Union City, CA · No drug or device payments recorded (2025) ·
(510) 471-5888 Dr. Rudolph Chang, D.O.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Son Lam Nguyen, D.O.Union City, CA · No drug or device payments recorded (2025) ·
(510) 454-1000 Dr. Tam Nguyen, M.D.Union City, CA · $159 in drug and device payments (2025) · Telehealth ·
(510) 248-1018 Dr. Yuxiang Yang, MDUnion City, CA · No drug or device payments recorded (2025) ·
(510) 675-4010 Conditions Family Medicine providers in Union City, 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 Union City, California?There are 20 Family Medicine providers with active NPI records practicing in Union City, according to federal NPPES data refreshed monthly.
What conditions do Family Medicine providers in Union City treat?Family Medicine providers in Union City 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 Union City Family Medicine across California
