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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. David Pham, D.O
Corona, CA · $60 in drug and device payments (2025) · Telehealth · (951) 737-0910
Dr. James Boyd, M.D.
Corona, CA · No drug or device payments recorded (2025) · (909) 736-6241
Dr. Jason Fisher, M.D
Corona, CA · No drug or device payments recorded (2025) · (909) 736-6241
Dr. Joaquin Castillo Marroquin, DO
Corona, CA · No drug or device payments recorded (2025) · (951) 737-4343
Dr. Louis Chau, M.D.
Corona, CA · No drug or device payments recorded (2025) · (909) 736-6241
Dr. Luis Villegas
Corona, CA · $272 in drug and device payments (2025) · (951) 737-4343
Dr. Nancy Chung, MD
Corona, CA · No drug or device payments recorded (2025) · (951) 278-8385
Dr. Neil Bhutwala, DO
Corona, CA · No drug or device payments recorded (2025) · (951) 737-4000
Dr. Tam Dang, M.D.
Corona, CA · No drug or device payments recorded (2025) · (951) 737-4343
Dr. Taylor Filler, MD
Corona, CA · No drug or device payments recorded (2025) · (951) 737-4343
Dr. Yuna Park, MD
Corona, CA · $20 in drug and device payments (2025) · (951) 736-6241
Dr. Charles Whitney, M.D.
Coronado, CA · No drug or device payments recorded (2025) · (619) 522-3722
Dr. Isabel Benavides, MD
Coronado, CA · No drug or device payments recorded (2025) · (480) 967-6500
Dr. John Bodnar, M.D.
Coronado, CA · No drug or device payments recorded (2025) · (619) 522-3722
Dr. Maria Lopez, M.D
Coronado, CA · $89 in drug and device payments (2025) · (619) 522-3722
Dr. Peter Mann, M.D.
Coronado, CA · $243 in drug and device payments (2025) · (619) 522-3722
Dr. Rana Ann Ram, D.O.
Coronado, CA · No drug or device payments recorded (2025) · (619) 437-1388
Dr. Roberto Medero Colon, MD
Coronado, CA · No drug or device payments recorded (2025) · (787) 399-0723
Dr. Vasiliki Anvari, M.D.
Coronado, CA · No drug or device payments recorded (2025) · (619) 522-3722
Dr. William Wansa, MD
Coronado, CA · No drug or device payments recorded (2025) · (619) 522-3722
Dr. Skylar Ulrich, M.D.
Corte Madera, CA · No drug or device payments recorded (2025) · (415) 927-7660
Dr. Cory Spurlock, MD
Costa Mesa, CA · No drug or device payments recorded (2025) · (949) 688-2010
Dr. Daniel Gromis, MD
Costa Mesa, CA · No drug or device payments recorded (2025) · (949) 466-2177
Dr. Linette Calvo, MD
Cottonwood, CA · No drug or device payments recorded (2025) · (530) 527-0414
Dr. David Lee, D.O
Covina, CA · No drug or device payments recorded (2025) · (626) 331-7331
Dr. Frishta Ataie, MD
Covina, CA · No drug or device payments recorded (2025) · (626) 331-7331
Dr. John Chon, D.O.
Covina, CA · $58 in drug and device payments (2025) · (626) 375-1935
Dr. Peter Kennedy, MD
Covina, CA · No drug or device payments recorded (2025) · (626) 915-6293
Dr. Rebeca Martin, MD
Covina, CA · No drug or device payments recorded (2025) · (626) 331-6411
Dr. Rio Sutikno-ong, MD
Covina, CA · No drug or device payments recorded (2025) · (626) 915-6293
Dr. Robert Leonard, MD
Covina, CA · No drug or device payments recorded (2025) · (626) 331-6411
Dr. Sarah Anh, M.D.
Covina, CA · No drug or device payments recorded (2025) · (626) 331-6411
Dr. Diane Cantrell
Crescent City, CA · No drug or device payments recorded (2025) · (407) 359-1717
Dr. Randall Steffens, DO
Crescent City, CA · No drug or device payments recorded (2025) · (707) 460-1802
Dr. Timothy Pangborn, MD
Crescent City, CA · No drug or device payments recorded (2025) · (707) 464-8511
Dr. Aminatu Shehu, M.D.
Culver City, CA · $56 in drug and device payments (2025) · (310) 202-4745
Dr. Andrea Brault, M.D.
Culver City, CA · No drug or device payments recorded (2025) · (310) 202-4745
Dr. Chase Luther, MD
Culver City, CA · No drug or device payments recorded (2025) · (310) 945-3350
Dr. David Eisner, MD
Culver City, CA · $122 in drug and device payments (2025) · (310) 836-7000
Dr. David Englander, M.D.
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Gregory Nee
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Jillianne Nanadiego, DO
Culver City, CA · $265 in drug and device payments (2025) · (310) 423-3333
Dr. John Lalli, MD
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Karen Johnson, MD
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Rabia Iqbal
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Ramin Sarshad, M.D.
Culver City, CA · $279 in drug and device payments (2025) · (310) 837-5555
Dr. Robert Rosenbloom, M.D.
Culver City, CA · No drug or device payments recorded (2025) · (310) 202-4745
Dr. Sara Stagg, MD
Culver City, CA · No drug or device payments recorded (2025) · (310) 836-7000
Dr. Sonia Sanga, M.D.
Cupertino, CA · No drug or device payments recorded (2025) · (408) 835-4632
Dr. Lauren Trainor, DO
Cypress, CA · No drug or device payments recorded (2025) · (714) 903-8900

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.