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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. Martin Carrillo, M.D.
Chino, CA · No drug or device payments recorded (2025) · (909) 464-8666
Dr. Michael Cao
Chino, CA · No drug or device payments recorded (2025) · (909) 464-8600
Dr. Pranav Kachhi, M.D.
Chino, CA · No drug or device payments recorded (2025) · (909) 464-8666
Dr. Aaron Abrahamsen, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 502-5825
Dr. Alina Broton, DO
Chula Vista, CA · No drug or device payments recorded (2025) · (858) 260-7825
Dr. Andres Smith, M.D.
Chula Vista, CA · $184 in drug and device payments (2025) · (619) 482-5825
Dr. Benjamin Walrath, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (312) 371-2612
Dr. Beverly Harrell-bruder, M.D.
Chula Vista, CA · $112 in drug and device payments (2025) · (619) 691-7290
Dr. Cathy Rogowski, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 502-5800
Dr. Christy Mohler, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Gregg Bolotin, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 482-5825
Dr. Ioan Belovarski, M.D., M.P.H.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 662-4100
Dr. Jacqueline Reardon, D.O.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. James Corbett-detig, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 502-5800
Dr. James Cortes, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 600-1360
Dr. James Cunningham, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Jeffrey Overcash, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 955-5246
Dr. Jesse Shechter, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (305) 299-4832
Dr. Juan Tovar, M.D.
Chula Vista, CA · $316 in drug and device payments (2025) · (619) 691-7290
Dr. Karrar Ali, D.O.
Chula Vista, CA · $71 in drug and device payments (2025) · (619) 502-3477
Dr. Kevin Calhoun, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 482-5825
Dr. Kirk Raeber, D.O.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Linda Liu, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 585-4397
Dr. Louis Orosz, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7425
Dr. Lynn Welling, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 888-2158
Dr. Mark Handy, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Mary Margaret Loehr, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Melvin Ochs, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Michael Waters, MD
Chula Vista, CA · $212 in drug and device payments (2025) · (619) 482-5825
Dr. Monique Devoe, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Patrick Thomas, MD
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 502-5285
Dr. Peter Jost, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Peter Mishky, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Ran Regev, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 482-5800
Dr. Roger Roxas, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Shaun Carstairs, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Stephen Zanoni, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7000
Dr. Thomas Calkins, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 482-5800
Dr. Tonianne French, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Victor Suarez, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7000
Dr. Wayne Bergman, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 691-7290
Dr. Aymel Tarrar, M.D.
Citrus Heights, CA · $16 in drug and device payments (2025) · (916) 536-2420
Dr. Colleen Coleman, M.D.
Claremont, CA · No drug or device payments recorded (2025) · (909) 230-2178
Dr. Jennifer Heppner, M.D.
Claremont, CA · No drug or device payments recorded (2025) · (951) 212-2872
Dr. Matthew Hoffman
Claremont, CA · No drug or device payments recorded (2025) · (707) 815-6080
Dr. Michael Sequeira, M.D
Claremont, CA · No drug or device payments recorded (2025) · (909) 447-0316
Dr. Teri Yoshitake, M.D.
Claremont, CA · No drug or device payments recorded (2025) · (909) 865-9977
Dr. John Hewitt, MD
Clearlake, CA · $35 in drug and device payments (2025) · (707) 995-5890
Dr. John Muraski, MD PHD
Clearlake, CA · No drug or device payments recorded (2025) · (707) 994-6486
Dr. Linnea Lantz, DO
Clearlake, CA · No drug or device payments recorded (2025) · (707) 995-5885

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.