Hospitalists in California
Data updated monthly · Last refresh October 2026
3,110 Hospitalist providers practice in California, including 149 (5%) 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.
3,110providers
149telehealth
Los Angelestop city
Hospitalist by city in California
Choose a city to see providers there.
Hospitalist 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. Huma Ahmad, D.O.Vacaville, CA · No drug or device payments recorded (2025) ·
(707) 624-1266 Dr. Jocelyn Gonzalez LopezVacaville, CA · No drug or device payments recorded (2025) ·
(916) 734-2737 Dr. Michelle Lim, D.O.Vacaville, CA · No drug or device payments recorded (2025) ·
(707) 624-4000 Dr. Balbir Brar, M.D.Valencia, CA · $43 in drug and device payments (2025) ·
(661) 253-3008 Dr. Rajan Patel, MDValencia, CA · No drug or device payments recorded (2025) ·
(661) 753-5464 Dr. Aaron Thornton, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Airi Kopperoinen, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Anil Chauhan, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Arun Chauhan, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Chase Lambrecht, DOVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Christopher Sohl, DOVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Frederick Lowe, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Gev Mavandadi, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Homero Mui, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Ine George, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Jeffrey Costas, DOVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Juanito Pontejos, DOVallejo, CA · No drug or device payments recorded (2025) · Telehealth ·
(707) 651-1000 Dr. Judy Pan, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Kenneston Carr, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Kimhai Lam, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Kirandeep Sandhu, M.DVallejo, CA · No drug or device payments recorded (2025) ·
(510) 307-6214 Dr. Manu SinghVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Mark Anisman, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Michael Clark, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Michael George, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Michael Kaleel, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-3710 Dr. Robert Wickham, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Scot Johnson, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Tadios Amare, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Timothy Geraci, MDVallejo, CA · No drug or device payments recorded (2025) · Telehealth ·
(707) 651-2440 Dr. Tom Cheng, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Wesley Tsai, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Yan Konson, MDVallejo, CA · No drug or device payments recorded (2025) ·
(707) 651-1000 Dr. Soheil GideonValley Village, CA · $113 in drug and device payments (2025) ·
(818) 625-9439 Dr. Aimee Wing, M.D.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 648-9830 Dr. Alexander Jehlar, M.D.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 667-2801 Dr. Christina Desai, M.D.Ventura, CA · No drug or device payments recorded (2025) ·
(805) 652-5652 Dr. Dennis Kulp, DOVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-5011 Dr. Kevin Stepanek, DOVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-5652 Dr. Sharif Tarazi, MDVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-5652 Dr. Starleen Frousiakis, MDVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-5011 Dr. Stephanus Philip, MDVentura, CA · No drug or device payments recorded (2025) ·
(805) 652-6075 Dr. Abraham Testa, M.D.Victorville, CA · No drug or device payments recorded (2025) ·
(760) 241-8000 Dr. John Lee, MDVictorville, CA · No drug or device payments recorded (2025) · Telehealth ·
(213) 760-3796 Dr. Lior Manasherian-yaccobeVictorville, CA · $293 in drug and device payments (2025) ·
(760) 245-4747 Dr. Peter Lue, MDVictorville, CA · No drug or device payments recorded (2025) ·
(760) 241-8000 Dr. Keivan Saeed, M.D.Visalia, CA · No drug or device payments recorded (2025) ·
(559) 909-0264 Common questions
How many Hospitalist providers are in California?There are 3,110 Hospitalist providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Hospitalist providers in California offer telehealth?Yes. 149 of the 3,110 Hospitalist providers in California (about 5%) report offering telehealth services in CMS data.
Which cities in California have the most Hospitalist providers?Los Angeles (231), San Diego (173), San Francisco (161) have the highest concentration of Hospitalist providers in California.
How many Hospitalist providers in California received drug or device company payments?722 of 3,110 Hospitalist providers in California (23%) 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 Hospitalists in California work in independent practices or large health systems?Among 2,469 Hospitalists in California enrolled in Medicare, 5% bill through a solo or small practice with fewer than 10 clinicians, 13% through a mid-size group of 10 to 99, and 82% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Hospitalists in California work at?According to CMS facility affiliation records, the California hospitals where the most Hospitalists hold privileges are Ronald Reagan UCLA Medical Center in Los Angeles; Cedars-Sinai Medical Center in Los Angeles; Santa Monica - UCLA Med Ctr & Orthopaedic Hospital in Santa Monica.
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