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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. Madeline Wohlfeil, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Mari Yasunaga, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Mark Ringer, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Matthew Dalley
Loma Linda, CA · $70 in drug and device payments (2025) · (909) 558-4085
Dr. Matthew Reddoch
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Megan Dickson
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Meina Michael, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-6131
Dr. Melanie Randall, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Michelle Gill, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Mindi Guptill, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-1000
Dr. Molly Estes, M.D.
Loma Linda, CA · $18 in drug and device payments (2025) · (909) 558-4344
Dr. Nancy Ngo
Loma Linda, CA · $33 in drug and device payments (2025) · (909) 558-4444
Dr. Natalie Mok, DO
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Natalie Oberhauser-lim, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Natalie Truong, MD
Loma Linda, CA · No drug or device payments recorded (2025) · Telehealth · (909) 558-4000
Dr. Nathan Silvestri, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Neev Batavia
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Nicholas Andrew, MD
Loma Linda, CA · $21 in drug and device payments (2025) · (909) 558-4085
Dr. Nicole Williams
Loma Linda, CA · $33 in drug and device payments (2025) · (909) 558-4085
Dr. Nikolaos Sarantopoulos, DO
Loma Linda, CA · $663 in drug and device payments (2025) · (877) 558-6248
Dr. Patrick Leaf, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Patrick Osak, DO
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Paul Savino, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Rachael Tena
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Rame Bashir, MD
Loma Linda, CA · $148 in drug and device payments (2025) · (909) 558-4085
Dr. Robert Allison, M.B.B.S.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Robert Barry, MD
Loma Linda, CA · $15 in drug and device payments (2025) · (909) 558-4344
Dr. Robert Bassler, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Robert Mun, DO
Loma Linda, CA · $70 in drug and device payments (2025) · (909) 558-4085
Dr. Romeo Bilugan
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Ruth Ramos, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Ryan Sylvester
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Samuel Fransen, D.O.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Sana Ahmed
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-6131
Dr. Sarah Christian-kopp, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Serena Lee, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Sergio Marquez, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Shannon Kiang, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Sharmin Kalam, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Soujanya Kondameedi
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Stacey Ernest
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Stefanie Farmand
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Stephanie Torrez, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4085
Dr. Stephen Corbett, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Steven Cherry, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-8131
Dr. Steven Green, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Tamara Thomas, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344
Dr. Thomas Cho, M.D.
Loma Linda, CA · $176 in drug and device payments (2025) · (909) 558-4000
Dr. Thomas Forney, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Thomas Sherwin, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4344

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.