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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. Monica Serna, MD
Lakewood, CA · No drug or device payments recorded (2025) · (562) 602-6800
Dr. Norman Jetton, MD
Lakewood, CA · No drug or device payments recorded (2025) · (562) 602-6800
Dr. Omran Gdara, MD
Lakewood, CA · $33 in drug and device payments (2025) · (562) 272-6588
Dr. Robert Padgett, MD
Lakewood, CA · No drug or device payments recorded (2025) · (805) 563-3011
Dr. Steve Zielinski, D.O.
Lakewood, CA · No drug or device payments recorded (2025) · (562) 602-6800
Dr. Andre Boustani, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. Andrew Spackman, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Ashraf Kasto, D.O.
La Mesa, CA · $603 in drug and device payments (2025) · (559) 836-3474
Dr. Blake Lopez, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 465-0711
Dr. Brendan Lee, DO
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Brent Butcher, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Bret Winners
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. Brook Beall, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-3958
Dr. Christa Arefieva, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. Dale Fox, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Daniel Chang, D.O.
La Mesa, CA · No drug or device payments recorded (2025) · (800) 827-4277
Dr. Danielle Douglas, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-4401
Dr. David Miles, D.O.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. David Neison, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-4405
Dr. Diane Sherman, NP
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Donald Butera, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Eleni Pentheroudakis, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-4402
Dr. Ellen Steinsapir, M.D
La Mesa, CA · No drug or device payments recorded (2025) · (858) 499-2777
Dr. Eric Einstein, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-4405
Dr. Erwin Handley, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Eugene Lenard, D.O.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-6625
Dr. Hung Vu, MD
La Mesa, CA · $830 in drug and device payments (2025) · (619) 740-4405
Dr. Jack Springer, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 710-4145
Dr. James Hsiao, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (410) 206-6613
Dr. Jolene Miller, D.O.
La Mesa, CA · No drug or device payments recorded (2025) · (858) 531-1528
Dr. Jonathan Kaplan, MD
La Mesa, CA · $3,701 in drug and device payments (2025) · (619) 465-0711
Dr. Joseph Witkin, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Joshua Kamnetz
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. Joyce Wang, M.D.
La Mesa, CA · $45 in drug and device payments (2025) · (619) 740-6000
Dr. Julie Phillips, M.D.
La Mesa, CA · $153 in drug and device payments (2025) · (619) 740-4401
Dr. Kellie Freeborn, NP
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Kevin Kelly
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Linnea Trageser, NP
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. Nathan Gilbreth
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. Paul Hein, MD
La Mesa, CA · $29 in drug and device payments (2025) · (619) 740-6000
Dr. Ranya Alexander, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (714) 389-5700
Dr. Steven Jaeger, M.D.
La Mesa, CA · No drug or device payments recorded (2025) · (619) 303-0550
Dr. Swathi Lavu-rao, MD
La Mesa, CA · $170 in drug and device payments (2025) · (619) 644-4401
Dr. Tania Portillo, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 740-6000
Dr. William Linnik, MD
La Mesa, CA · No drug or device payments recorded (2025) · (619) 644-4401
Dr. William Strukel, MD
La Mesa, CA · $330 in drug and device payments (2025) · (619) 740-4401
Dr. Yenisleidy Paez Perez, DO
La Mesa, CA · No drug or device payments recorded (2025) · (610) 740-6000
Dr. Andrew Lesser, M.D.
Lancaster, CA · No drug or device payments recorded (2025) · (661) 945-5984
Dr. Anna Law, M.D.
Lancaster, CA · No drug or device payments recorded (2025) · (661) 948-8581
Dr. Bing Hui, M.D.
Lancaster, CA · No drug or device payments recorded (2025) · (661) 471-4020

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.