Adult Medicine Doctors in California
Data updated monthly · Last refresh October 2026
385 Adult Medicine providers practice in California, including 72 (19%) 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.
385providers
72telehealth
Los Angelestop city
Adult Medicine by city in California
Choose a city to see providers there.
Adult 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. Paige Yoshisato, M.D.Vallejo, CA · $1,933 in drug and device payments (2025) · Telehealth ·
(707) 558-8699 Dr. Peter Navolanic, M.D.Vallejo, CA · No drug or device payments recorded (2025) ·
(707) 556-8100 Dr. Benedicto Estoesta, M.D.Valley Springs, CA · $3,083 in drug and device payments (2025) · Telehealth ·
(209) 772-8906 Dr. Cary Nelson, M.D.Valley Village, CA · $66 in drug and device payments (2025) ·
(818) 755-0101 Dr. Eric Vondrak, DOVandenberg Afb, CA · No drug or device payments recorded (2025) ·
(805) 606-1601 Dr. Barry Rosenblum, D.O.Van Nuys, CA · No drug or device payments recorded (2025) ·
(818) 997-7711 Dr. Edward Shore, MDVan Nuys, CA · No drug or device payments recorded (2025) ·
(818) 783-4800 Dr. Emmett Berg, D.O.Van Nuys, CA · $44 in drug and device payments (2025) ·
(818) 997-7711 Dr. Siuzanna DavidoffVan Nuys, CA · No drug or device payments recorded (2025) ·
(818) 424-0032 Dr. Vishakalakshmi Subbiah, M.D.,Van Nuys, CA · No drug or device payments recorded (2025) ·
(818) 947-4026 Dr. David StegmanVentura, CA · No drug or device payments recorded (2025) ·
(805) 639-9249 Dr. Lafayette Tylee, M.D.Victorville, CA · No drug or device payments recorded (2025) ·
(760) 243-7330 Dr. Harry EisenbachVilla Park, CA · No drug or device payments recorded (2025) ·
(805) 236-6587 Dr. Kathryn Gibbs, M.D.Villa Park, CA · No drug or device payments recorded (2025) ·
(714) 998-4206 Dr. Jasneet MannVisalia, CA · $190 in drug and device payments (2025) ·
(559) 624-2000 Dr. Peter Jared Michael Caballes, MDVisalia, CA · No drug or device payments recorded (2025) ·
(559) 624-2000 Dr. Chanatip Suksang, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 939-1220 Dr. Doertlis Schultze-allen, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2574 Dr. Mary Boegel, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 946-1711 Dr. Ritu Singhal, M.D.Walnut Creek, CA · No drug or device payments recorded (2025) ·
(925) 906-2442 Dr. Robert Letamendi, M.D.Watsonville, CA · No drug or device payments recorded (2025) ·
(831) 728-4030 Dr. Christy Li, NURSE PRACTITIONERWest Covina, CA · No drug or device payments recorded (2025) ·
(626) 592-7288 Dr. Leopoldo Sanchez, M.D.West Covina, CA · No drug or device payments recorded (2025) ·
(626) 962-6829 Dr. David Moaddel, M.D.West Hills, CA · $74 in drug and device payments (2025) ·
(818) 697-4488 Dr. Boris Shemer, M.D.West Hollywood, CA · No drug or device payments recorded (2025) ·
(323) 656-7094 Dr. Salil Nadkarni, D.O.West Hollywood, CA · $4,244 in drug and device payments (2025) ·
(312) 890-6428 Dr. Yelena Vaynerov, M.D.West Hollywood, CA · $198 in drug and device payments (2025) · Telehealth ·
(323) 878-2523 Dr. Alina Katsman, M.D.Westlake Village, CA · No drug or device payments recorded (2025) · Telehealth ·
(805) 371-1391 Dr. Candice Lane, M.D.Westlake Village, CA · No drug or device payments recorded (2025) ·
(805) 496-7869 Dr. Pandora Wilson, D.O.Whittier, CA · No drug or device payments recorded (2025) ·
(562) 318-5071 Dr. James Kabellis, MDWildomar, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Brandi MedinaWoodland Hills, CA · No drug or device payments recorded (2025) ·
(971) 206-6337 Dr. Sofia Vaisman, M.D.Woodland Hills, CA · $2,017 in drug and device payments (2025) ·
(818) 225-1255 Dr. Antoine Dipsia, M.D.W. Sacramento, CA · $5,008 in drug and device payments (2025) ·
(916) 564-0521 Common questions
How many Adult Medicine providers are in California?There are 385 Adult Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Adult Medicine providers in California offer telehealth?Yes. 72 of the 385 Adult Medicine providers in California (about 19%) report offering telehealth services in CMS data.
Which cities in California have the most Adult Medicine providers?Los Angeles (23), San Francisco (20), Sacramento (17) have the highest concentration of Adult Medicine providers in California.
How many Adult Medicine providers in California received drug or device company payments?116 of 385 Adult Medicine providers in California (30%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
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 Adult Medicine Doctors in California work in independent practices or large health systems?Among 180 Adult Medicine Doctors in California enrolled in Medicare, 36% bill through a solo or small practice with fewer than 10 clinicians, 9% through a mid-size group of 10 to 99, and 56% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Adult Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Adult Medicine Doctors hold privileges are Hoag Memorial Hospital Presbyterian in Newport Beach; Northridge Hospital Medical Center in Northridge; Kaiser Foundation Hospital - Sacramento in Sacramento.
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