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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 in Los Angeles630 providers
Emergency Medicine in San Diego496 providers
Emergency Medicine in Sacramento371 providers
Emergency Medicine in San Francisco291 providers
Emergency Medicine in Oakland251 providers
Emergency Medicine in Fresno229 providers
Emergency Medicine in Torrance196 providers
Emergency Medicine in Orange179 providers
Emergency Medicine in Loma Linda169 providers
Emergency Medicine in Stanford164 providers
Emergency Medicine in Bakersfield117 providers
Emergency Medicine in San Jose114 providers
Emergency Medicine in Colton109 providers
Emergency Medicine in Riverside104 providers
Emergency Medicine in Walnut Creek97 providers
Emergency Medicine in Rancho Mirage76 providers
Emergency Medicine in Visalia73 providers
Emergency Medicine in Long Beach69 providers
Emergency Medicine in Modesto68 providers
Emergency Medicine in Santa Rosa64 providers
Emergency Medicine in Palm Springs63 providers
Emergency Medicine in San Leandro59 providers
Emergency Medicine in La Jolla59 providers
Emergency Medicine in Anaheim58 providers

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. Alan Sorkey, MD
Oakland, CA · No drug or device payments recorded (2025) · (318) 207-6655
Dr. Alan Whippy, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 987-1000
Dr. Alexander Hoang, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Alexandra Walton, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 307-1500
Dr. Amandeep Singh, MD
Oakland, CA · No drug or device payments recorded (2025) · Telehealth · (209) 342-2300
Dr. Amarinder Singh, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (415) 964-1564
Dr. Amy Dennis, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Amy Eisenberg, DO
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Amy Liang, MD
Oakland, CA · $140 in drug and device payments (2025) · (510) 437-8356
Dr. Andrea Ajayi, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 625-6262
Dr. Andrea Durant, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 923-0550
Dr. Andrew Herring, M.D.
Oakland, CA · No drug or device payments recorded (2025) · Telehealth · (510) 437-4564
Dr. Andrew Nothmann, MD
Oakland, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Andrew Wang, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Anjali Gupta, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Aravind Addepalli, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Aundrea Wilson, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 436-9000
Dr. Azad Molla Hosseini, MD
Oakland, CA · $16 in drug and device payments (2025) · (510) 437-4564
Dr. Barbara Bond, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Barry Simon, MD
Oakland, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Bella Liu
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Bella Shah, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 871-7701
Dr. Benjamin Bonnes, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Benjamin Lerman, MD
Oakland, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Benjamin Thomas, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Benjamin Wiederhold, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Berenice Perez, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Bradley Frazee, MD
Oakland, CA · No drug or device payments recorded (2025) · Telehealth · (209) 342-2300
Dr. Brian Johnson, MD
Oakland, CA · $900 in drug and device payments (2025) · (510) 752-1000
Dr. Brian Kwong, MD
Oakland, CA · $118 in drug and device payments (2025) · (510) 752-1000
Dr. Brita Zaia, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (310) 437-4564
Dr. Brittany Dixon
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4559
Dr. Caitlin Bailey, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Caitlin Bilotti, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Carmen Lee, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Carolyn Tiernan, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 436-9000
Dr. Chad Mccarthy, CHAD MCCARTHY
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Charles Goldberg, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Charles Rath, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 339-8589
Dr. Charlotte Wills, MD
Oakland, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Charmiane Lieu, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (401) 226-7230
Dr. Chelsea Tafoya, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564
Dr. Cherie Hargis, MD
Oakland, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Cheryl Lynn Horton, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Chloe Solomon, MD, MS
Oakland, CA · No drug or device payments recorded (2025) · (917) 664-3457
Dr. Christopher Dutra, MD
Oakland, CA · $110 in drug and device payments (2025) · (510) 655-4000
Dr. Christopher Lemaster, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Christopher Walker, MD
Oakland, CA · $34 in drug and device payments (2025) · (216) 513-5788
Dr. Claire Lyons, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 409-4584
Dr. Cody Schultz, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4564

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.

Related reading on HealthcareDiscovery.AI

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Emergency Medicine in California? Get featured.