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. Scott Ninokawa, MDSan Diego, CA · $34 in drug and device payments (2025) ·
(800) 926-8273 Dr. Sean Okumura, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-6213 Dr. Shauna Conry, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Shaunn Hussey, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Shawn Evans, M.D.San Diego, CA · $116 in drug and device payments (2025) ·
(619) 260-7000 Dr. Siyuan Wang, DOSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Solomiya Hershfield, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. So Onishi, MDSan Diego, CA · $44 in drug and device payments (2025) ·
(619) 455-0979 Dr. Spencer DarlinSan Diego, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Stacey White, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 287-3270 Dr. Stephanie BenjaminSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Stephanie Diebold, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(833) 574-2273 Dr. Stephanie Yen, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 446-1575 Dr. Steven Banks, D.O.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-7826 Dr. Steven Goodman, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Steven Kohler, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Steven Zahller, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 260-7000 Dr. Stevie Aguilar, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(661) 496-5760 Dr. Subathra Raj, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-6400 Dr. Susan Christenson, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Susan Lewis, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 260-7000 Dr. Tamara Casas, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Taylor Duncan, DOSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Taylor Miller, MDSan Diego, CA · $120 in drug and device payments (2025) ·
(800) 926-8273 Dr. Taylor Murray, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Tess Klaristenfeld, MD,MPHSan Diego, CA · No drug or device payments recorded (2025) ·
(858) 633-3751 Dr. Thien Nguyen, M.D.San Diego, CA · $26 in drug and device payments (2025) ·
(619) 543-6400 Dr. Thomas Moats, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 605-7171 Dr. Thomas Murphy, D.O.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Thomas Pederson, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Thomas Tellez, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Tiffany Castellano, M.D.San Diego, CA · $35 in drug and device payments (2025) ·
(800) 926-8273 Dr. Timothy Cannis, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 225-6200 Dr. Timothy Hinman, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 499-2600 Dr. Timothy Watt, M.D.San Diego, CA · $172 in drug and device payments (2025) ·
(619) 541-3400 Dr. Tim Saylor, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Tina Mcgovern, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5266 Dr. Tobias Keeney-bonthrone, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Todd Baumbacher, MDSan Diego, CA · $314 in drug and device payments (2025) ·
(619) 543-6213 Dr. Trang Tham, MDSan Diego, CA · $85 in drug and device payments (2025) ·
(619) 528-5113 Dr. Trisha Raz, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(619) 543-4627 Dr. Tyler Dohm, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Tyler Wen, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Vaishal Tolia, M.D., M.P.H.San Diego, CA · No drug or device payments recorded (2025) · Telehealth ·
(619) 543-6463 Dr. Valerie Norton, MDSan Diego, CA · $23 in drug and device payments (2025) ·
(619) 260-7095 Dr. Van Schalin, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Victor Alcalde, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Victoria Kay, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-6400 Dr. Vijay Menon, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Vikant Gulati, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 605-7994 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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