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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. Steffani Campbell, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Stephanie Bauer
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Stephanie Rubio, MD
Fresno, CA · $20 in drug and device payments (2025) · (559) 499-6440
Dr. Stephen Haight
Fresno, CA · $6,600 in drug and device payments (2025) · (559) 499-6440
Dr. Stephen Soldo, MD
Fresno, CA · $32 in drug and device payments (2025) · (559) 450-2273
Dr. Steven Heyne, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 448-4500
Dr. Steven Riccoboni, M.D.
Fresno, CA · $20 in drug and device payments (2025) · (559) 499-6440
Dr. Stuart Maxwell, MD
Fresno, CA · No drug or device payments recorded (2025) · Telehealth · (559) 499-6440
Dr. Sukhjit Dhillon
Fresno, CA · No drug or device payments recorded (2025) · (559) 459-6000
Dr. Suman Gupta, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 443-2682
Dr. Susanne Spano, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Tetsuo Shigyo, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 431-3439
Dr. Thomas Hull, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Thomas Schilling, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Thomas Utecht, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Timothy Fiscus, DO
Fresno, CA · No drug or device payments recorded (2025) · (559) 450-5375
Dr. Timothy Ng
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6400
Dr. Tricia Loo, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6439
Dr. Tyler Stinson, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 450-3000
Dr. Tyler Sullivan
Fresno, CA · No drug or device payments recorded (2025) · (559) 450-5379
Dr. Tyler Wilson, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Walid Hamud-ahmed, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. Warren Wiechmann, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6439
Dr. William Bunzel, D.O.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. William Chiang, M.D.
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6440
Dr. William Frye, MD
Fresno, CA · No drug or device payments recorded (2025) · (559) 499-6400
Dr. Xian Li, MD
Fresno, CA · $30 in drug and device payments (2025) · (559) 499-6440
Dr. Adam Duncan, DO
Ft Irwin, CA · No drug or device payments recorded (2025) · (760) 383-5289
Dr. Baljot Singh
Fullerton, CA · No drug or device payments recorded (2025) · (714) 871-3280
Dr. Christina Wainwright, M.D.
Fullerton, CA · No drug or device payments recorded (2025) · (714) 871-3280
Dr. Daniel Abbott, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 992-3965
Dr. Dennis Ross, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 992-3965
Dr. Donald Greco, MD
Fullerton, CA · $33 in drug and device payments (2025) · (714) 992-3965
Dr. Erwin Song, MD
Fullerton, CA · $15 in drug and device payments (2025) · (714) 992-3965
Dr. Iksoo Kang, MD
Fullerton, CA · $119 in drug and device payments (2025) · (714) 992-3965
Dr. Jeremy Lins, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 871-3280
Dr. John Jiao, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 871-3280
Dr. Karl Feng, MD
Fullerton, CA · $33 in drug and device payments (2025) · (714) 992-3965
Dr. Kristine Koh, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 992-3965
Dr. Mark Song, MD
Fullerton, CA · $79 in drug and device payments (2025) · (714) 992-3965
Dr. Matthew Mckay, MD
Fullerton, CA · $15 in drug and device payments (2025) · (714) 992-3965
Dr. Scott Jones, MD
Fullerton, CA · No drug or device payments recorded (2025) · (714) 992-3965
Dr. Timothy Greco, MD
Fullerton, CA · $15 in drug and device payments (2025) · (714) 992-3965
Dr. Daniel Furoy, M.D.
Gardena, CA · $25 in drug and device payments (2025) · (310) 538-6629
Dr. Hang Tran, DO
Gardena, CA · No drug or device payments recorded (2025) · (310) 538-6629
Dr. Ivy Chang, M.D.
Gardena, CA · No drug or device payments recorded (2025) · (310) 538-6629
Dr. Jaee Tamhane, DO
Gardena, CA · No drug or device payments recorded (2025) · (310) 344-0346
Dr. John Henderson, M.D.
Gardena, CA · $89 in drug and device payments (2025) · (310) 532-4200
Dr. Keivan Edalat, MD
Gardena, CA · No drug or device payments recorded (2025) · (310) 538-6629
Dr. Patrick Ignacio, M.D.
Gardena, CA · No drug or device payments recorded (2025) · (310) 324-5777

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.