Emergency Medicine Doctors in California
Data updated monthly · Last refresh October 2026
7,777 Emergency Medicine providers practice in California, including 234 (3%) 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.
7,777providers
234telehealth
Los Angelestop city
Emergency Medicine by city in California
Choose a city to see providers there.
Emergency 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. Cyrus YaminOakland, CA · No drug or device payments recorded (2025) ·
(617) 413-4714 Dr. Dana Sax, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Daniel Mantuani, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(504) 390-5474 Dr. Daniel Price, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. Dara Mendelsohn, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(585) 236-3437 Dr. Darius Fewlass, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4559 Dr. Dashawn Hickman, MD, PHDOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. David Doostan, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. David English, MDOakland, CA · No drug or device payments recorded (2025) ·
(209) 342-2300 Dr. David MartinOakland, CA · $200 in drug and device payments (2025) ·
(510) 437-4564 Dr. David Ng, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Dennis Conyers, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Dennis Hsieh, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(857) 998-0024 Dr. Devin Tsai, D.O.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 882-7242 Dr. Dominick MaggioOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4800 Dr. Douglas Hartman, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Douglas White, MDOakland, CA · $42,599 in drug and device payments (2025) ·
(209) 342-2300 Dr. Douglas White, MDOakland, CA · $134 in drug and device payments (2025) ·
(510) 752-1000 Dr. Dustin Mark, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Dylan Easley, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 655-4000 Dr. Elaine YangOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. Eman MesginaOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. Emily Sze, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 869-2500 Dr. Eric Jamison, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 436-9000 Dr. Eric Padua, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Eric Snoey, MDOakland, CA · No drug or device payments recorded (2025) · Telehealth ·
(209) 342-2300 Dr. Erik Anderson, M.D.Oakland, CA · $109 in drug and device payments (2025) ·
(510) 437-4564 Dr. Ethan Bodle, M.D., M.P.HOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-7515 Dr. Evan Rusoja, MD, PHDOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. Ganesh NagarajOakland, CA · No drug or device payments recorded (2025) ·
(510) 307-1500 Dr. Gary Green, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Gary Tamkin, MDOakland, CA · No drug or device payments recorded (2025) ·
(209) 342-2300 Dr. George Louie, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 891-6634 Dr. Gerin River, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Gilbert Tetteh, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Gillian Marek, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Gi Xiang LeeOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4800 Dr. Gorton Lee, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Graham Brant-zawadzki, M.D.Oakland, CA · $714 in drug and device payments (2025) ·
(510) 437-4800 Dr. Guy Shochat, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Hannah Siroker, MDOakland, CA · No drug or device payments recorded (2025) ·
(415) 476-9000 Dr. Harpriya SinghOakland, CA · No drug or device payments recorded (2025) ·
(510) 912-4200 Dr. Harrison Alter, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 891-8950 Dr. Harry Petropoulos, M.DOakland, CA · No drug or device payments recorded (2025) ·
(510) 638-0701 Dr. Heidi Dallara, M.D.Oakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Helena Black, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 436-9000 Dr. Henry Ashista, MD, MPHOakland, CA · No drug or device payments recorded (2025) ·
(510) 437-4564 Dr. Henry Schwimmer, MDOakland, CA · No drug or device payments recorded (2025) · Telehealth ·
(510) 437-4564 Dr. Herbert Hern, MDOakland, CA · No drug or device payments recorded (2025) ·
(510) 752-1000 Dr. Jaan HasanOakland, CA · No drug or device payments recorded (2025) ·
(510) 655-4000 Common questions
How many Emergency Medicine providers are in California?There are 7,777 Emergency Medicine providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.
Do Emergency Medicine providers in California offer telehealth?Yes. 234 of the 7,777 Emergency Medicine providers in California (about 3%) report offering telehealth services in CMS data.
Which cities in California have the most Emergency Medicine providers?Los Angeles (630), San Diego (496), Sacramento (371) have the highest concentration of Emergency Medicine providers in California.
How many Emergency Medicine providers in California received drug or device company payments?1,103 of 7,777 Emergency Medicine providers in California (14%) 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 Emergency Medicine Doctors in California work in independent practices or large health systems?Among 4,164 Emergency Medicine Doctors in California enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 27% through a mid-size group of 10 to 99, and 66% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Emergency Medicine Doctors in California work at?According to CMS facility affiliation records, the California hospitals where the most Emergency Medicine Doctors hold privileges are Uci Health-Orange in Orange; Stanford Health Care in Stanford; Kaiser Foundation Hospital - Oakland/Richmond in Oakland.
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