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. Gregory Auda, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gregory Welsh, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Judah Kupferman, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Samantha Emont, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Tristan Nichols, DOStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Cheryll Gallardo-villena, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Genghui Zhu, M.D.Stockton, CA · No drug or device payments recorded (2025) ·
(209) 957-7050 Dr. Hien Le, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Jacob Mcdowell, M.D.Stockton, CA · No drug or device payments recorded (2025) ·
(209) 833-2367 Dr. Lyanne Huynh, M.D.Stockton, CA · $26 in drug and device payments (2025) ·
(209) 957-7050 Dr. Mai Le, MDStockton, CA · No drug or device payments recorded (2025) · Telehealth ·
(209) 475-5500 Dr. Mariam LotiaStockton, CA · $28 in drug and device payments (2025) ·
(209) 943-2000 Dr. Mfon Aqua, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Michelle Nazareth, MDStockton, CA · $37 in drug and device payments (2025) ·
(209) 476-2000 Dr. Mihir Patel, MDStockton, CA · $67 in drug and device payments (2025) ·
(209) 943-2000 Dr. Milana Ellison, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Misael Betancourt Flores, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 547-7177 Dr. Nelson Cheng, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Oscar Galan, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Phillip Yu, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 957-7050 Dr. Shailesh Singh, MDStockton, CA · $812 in drug and device payments (2025) · Telehealth ·
(209) 952-9696 Dr. Shu-hua Lu, MDStockton, CA · $128 in drug and device payments (2025) ·
(209) 476-2000 Dr. Thuy Nguyen, M.D.Stockton, CA · $41 in drug and device payments (2025) ·
(209) 475-5500 Dr. Thwe Shein, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 957-7050 Dr. Tze Ho, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Uday Nadgir, M.D.Stockton, CA · $159 in drug and device payments (2025) ·
(209) 957-7050 Dr. Waseem Aslam, M.D.Stockton, CA · No drug or device payments recorded (2025) ·
(209) 944-5550 Dr. Wei Fan, MDStockton, CA · $332 in drug and device payments (2025) ·
(209) 476-2000 Dr. William Rau, MDStockton, CA · No drug or device payments recorded (2025) ·
(209) 476-2000 Dr. Jhansi Menon, M.D.Sunnyvale, CA · No drug or device payments recorded (2025) ·
(650) 861-9522 Dr. Matthew Mccarty, M.D.Susanville, CA · No drug or device payments recorded (2025) ·
(702) 453-3799 Dr. Alvera Akroush, M.D.Sylmar, CA · No drug or device payments recorded (2025) ·
(310) 922-9805 Dr. Christine Dang, M.D.Sylmar, CA · No drug or device payments recorded (2025) ·
(818) 364-3205 Dr. Erfan Zarrinkhoo, MDSylmar, CA · No drug or device payments recorded (2025) ·
(747) 210-1920 Dr. Glen Pearlstein, M.D.Sylmar, CA · No drug or device payments recorded (2025) ·
(818) 313-1503 Dr. Lex Chen, M.D.Sylmar, CA · No drug or device payments recorded (2025) ·
(818) 364-3205 Dr. Tavit Dunnsiri, MDSylmar, CA · No drug or device payments recorded (2025) ·
(818) 284-5909 Dr. Therlinder Lo, MDSylmar, CA · No drug or device payments recorded (2025) ·
(747) 210-3205 Dr. Allen Tabibian, M.D.Tarzana, CA · No drug or device payments recorded (2025) ·
(310) 423-5252 Dr. Amir Ahmed, MDTarzana, CA · $103 in drug and device payments (2025) ·
(310) 423-5252 Dr. Joline Darouichi, M.D.Tarzana, CA · No drug or device payments recorded (2025) ·
(310) 423-5252 Dr. Matt Rostami, M.DTarzana, CA · $202 in drug and device payments (2025) ·
(310) 423-5252 Dr. Mehdi Shahpoury Arani, M.D.Tarzana, CA · $123 in drug and device payments (2025) ·
(310) 423-5252 Dr. Naira Manukian, M.D.Tarzana, CA · $166 in drug and device payments (2025) ·
(310) 423-5252 Dr. Parichehr Tabibian, MDTarzana, CA · $143 in drug and device payments (2025) ·
(310) 423-5252 Dr. Safi Satmah, M.D.Tarzana, CA · $137 in drug and device payments (2025) ·
(310) 423-5252 Dr. Salar Kohan, MDTarzana, CA · No drug or device payments recorded (2025) ·
(310) 423-5252 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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