Family Medicine Doctors in California
Data updated monthly · Last refresh October 2026
17,166 Family Medicine providers practice in California, including 4,903 (29%) offering telehealth. The largest concentration is in Los Angeles. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
17,166providers
4,903telehealth
Los Angelestop city
Family Medicine by city in California
Choose a city to see providers there.
Family Medicine providers in California
Listed by city, largest first. 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. Gloria Hu, M.D.Los Alamitos, CA · $27 in drug and device payments (2025) · Telehealth ·
(562) 259-8881 Dr. Gregory Kimura, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 594-6599 Dr. Hugo Ramirez, M.D.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(714) 616-6498 Dr. James Sheppard, DOLos Alamitos, CA · $40 in drug and device payments (2025) ·
(562) 855-2700 Dr. Jennifer Kim Loomis, D.O.Los Alamitos, CA · $583 in drug and device payments (2025) · Telehealth ·
(562) 296-5528 Dr. Jose De Souza, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 824-8877 Dr. Nancy Helms, PACLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 799-4801 Dr. Richard Lee, D.O.Los Alamitos, CA · $27 in drug and device payments (2025) · Telehealth ·
(562) 259-8881 Dr. Ryan Tran, MDLos Alamitos, CA · $27 in drug and device payments (2025) · Telehealth ·
(562) 594-6599 Dr. Sandra Goines, D.O.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 431-5010 Dr. Steven Maier, M.D.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 594-6599 Dr. Divya Viswanathan, M.D.Los Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Eric Matsumoto, M.D.Los Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Irene LinLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Jennifer TranLos Altos, CA · $24 in drug and device payments (2025) · Telehealth ·
(650) 254-5200 Dr. Joycellen Floyd, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 254-5200 Dr. Julia Marx, MDLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(209) 603-8524 Dr. Karen Mcgann, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 254-5200 Dr. Lawrence Aronson, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 941-7757 Dr. Liane Bacal, M.D.Los Altos, CA · No drug or device payments recorded (2025) ·
(650) 319-8577 Dr. Margaret Lo, M.D.Los Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Mehrdad Ayati, MDLos Altos, CA · $32 in drug and device payments (2025) ·
(650) 808-0180 Dr. Melissa Stenberg, MDLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5286 Dr. Michelle Engle, M.D.Los Altos, CA · $62 in drug and device payments (2025) · Telehealth ·
(650) 498-9000 Dr. Nilufer Vesuna, MDLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Peter Brown, M.D.Los Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 941-4545 Dr. Rajan Patel, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 964-6700 Dr. Romina DavarpanahLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Ruixuan Zhang, DOLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Shadia KarimLos Altos, CA · $192 in drug and device payments (2025) · Telehealth ·
(650) 254-5200 Dr. Shiv Jain, MDLos Altos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 254-5200 Dr. Theresa Gavin, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 254-5200 Dr. Tina LeungLos Altos, CA · $125 in drug and device payments (2025) · Telehealth ·
(650) 254-5200 Dr. William Straw, MDLos Altos, CA · No drug or device payments recorded (2025) ·
(650) 254-5200 Dr. Daniel Cashman, MDLos Altos Hills, CA · No drug or device payments recorded (2025) ·
(650) 776-1689 Dr. Aakash Agarwal, D.O.Los Angeles, CA · $19 in drug and device payments (2025) · Telehealth ·
(909) 938-1246 Dr. Abhinaya Narayanan, MD, MPPLos Angeles, CA · No drug or device payments recorded (2025) ·
(424) 338-1000 Dr. Abigail Tzau, DOLos Angeles, CA · $271 in drug and device payments (2025) ·
(323) 541-1411 Dr. Adan De Jesus Romero Lopez, MDLos Angeles, CA · No drug or device payments recorded (2025) · Telehealth ·
(424) 529-6755 Dr. Adanma Nwachuku, MDLos Angeles, CA · No drug or device payments recorded (2025) · Telehealth ·
(213) 623-2225 Dr. Adele O'sullivan, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(310) 889-2153 Dr. Adena Hicks, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 783-1338 Dr. Afshin Akhavan, DOLos Angeles, CA · $141 in drug and device payments (2025) · Telehealth ·
(213) 747-2626 Dr. Agnes Vasco, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 857-2000 Dr. Aide Perez, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(323) 260-5789 Dr. Aisha Wagner, M.D.Los Angeles, CA · No drug or device payments recorded (2025) ·
(213) 284-3200 Dr. Aj Eckert, DOLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 891-7827 Dr. Alberto Encina, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 584-0222 Dr. Alexander Long, MDLos Angeles, CA · No drug or device payments recorded (2025) ·
(323) 268-8391 Dr. Alexander Rivkin, MDLos Angeles, CA · $39,569 in drug and device payments (2025) ·
(310) 443-5273 Conditions Family Medicine providers in 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 California?There are 17,166 Family Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Family Medicine providers in California offer telehealth?Yes. 4,903 of the 17,166 Family Medicine providers in California (about 29%) report offering telehealth services in CMS data.
Which cities in California have the most Family Medicine providers?Los Angeles (824), San Diego (778), San Francisco (492) have the highest concentration of Family Medicine providers in California.
How many Family Medicine providers in California received drug or device company payments?5,624 of 17,166 Family Medicine providers in California (33%) 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 California treat?Family Medicine providers 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 counts and profiles 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.
Do most Family Medicine Doctors in California work in independent practices or large health systems?Among 10,430 Family Medicine Doctors in California enrolled in Medicare, 21% bill through a solo or small practice with fewer than 10 clinicians, 16% through a mid-size group of 10 to 99, and 64% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Family Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Family Medicine Doctors hold privileges are Sutter Medical Center, Sacramento in Sacramento; Hoag Memorial Hospital Presbyterian in Newport Beach; Sutter Roseville Medical Center in Roseville.
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