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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. Daniel Lareaux
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Danielle Matonis, MD
Orange, CA · $188 in drug and device payments (2025) · (714) 880-7812
Dr. Daniel Starr, MD
Orange, CA · $70 in drug and device payments (2025) · (714) 633-9111
Dr. Daryn Towle, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5705
Dr. David Merin, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Dean Aubin, M.D.
Orange, CA · No drug or device payments recorded (2025) · (504) 897-8250
Dr. Douglas Brosnan, MD, JD
Orange, CA · $44 in drug and device payments (2025) · (714) 456-5239
Dr. Dylan Lukato
Orange, CA · No drug or device payments recorded (2025) · (415) 218-8041
Dr. Edmund Hsu, MD
Orange, CA · $18,531 in drug and device payments (2025) · (714) 456-7890
Dr. Elaine Lee, M.D.
Orange, CA · $82 in drug and device payments (2025) · (714) 771-8938
Dr. Elizabeth Fiedler, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Elizabeth Mitchell, M.D.
Orange, CA · No drug or device payments recorded (2025) · Telehealth · (714) 997-8911
Dr. Elizabeth Runcie, D.O.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Eric Dang, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Eric Hegedus, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5705
Dr. Eric Mervis, M.D
Orange, CA · No drug or device payments recorded (2025) · (352) 514-9264
Dr. Erin Slobodyan, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Gabriel Sudario
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Gary Chavez, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Graham Stephenson, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Gregory Powell, MD
Orange, CA · $15 in drug and device payments (2025) · (714) 543-8911
Dr. Gregory Young, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Heesun Choi, DO
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Ian Paolo Mauricio
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8008
Dr. Inna Shniter, M.D.
Orange, CA · $15 in drug and device payments (2025) · (714) 771-8113
Dr. Isaac Trimble, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. James Pierog, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. James Puckett, M.D., PH.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7980
Dr. Jana Florian, MD
Orange, CA · $17 in drug and device payments (2025) · (714) 456-5239
Dr. Jaritza Perez-hernandez, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Jay Patel, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5922
Dr. Jeffrey Hughes, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Jeffrey Suchard, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-2986
Dr. Jenna Lee, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Jennifer Ann Oman, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-2986
Dr. Jerry Kim, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 880-7812
Dr. Jessica Hoffmann, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Joann Timberlake, PA
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Joelle Reynard, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. John C Fox, MD
Orange, CA · $758 in drug and device payments (2025) · (714) 456-2986
Dr. John Marshall, M.D.
Orange, CA · $53 in drug and device payments (2025) · (714) 456-5239
Dr. John Moeller, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Jonathan Blair, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 633-9111
Dr. Joseph Villarreal, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Joshua Fuchs, DO
Orange, CA · No drug or device payments recorded (2025) · (714) 456-8888
Dr. Joshua Livingston, MD
Orange, CA · No drug or device payments recorded (2025) · (714) 456-5239
Dr. Joshua Wasmund, M.D.
Orange, CA · $258 in drug and device payments (2025) · (714) 456-6786
Dr. Juan Rendon, M.D.
Orange, CA · $347 in drug and device payments (2025) · (714) 456-5922
Dr. Junwei Li
Orange, CA · No drug or device payments recorded (2025) · (714) 456-7890
Dr. Justin Anderson, M.D.
Orange, CA · No drug or device payments recorded (2025) · (714) 543-8911

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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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.