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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. Nicholas George, MD
Colton, CA · No drug or device payments recorded (2025) · (530) 945-8885
Dr. Niluk Senewiratne, MD
Colton, CA · $33 in drug and device payments (2025) · (909) 580-1000
Dr. Nina Jabourian
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1862
Dr. Oscar Lee, DO
Colton, CA · $58 in drug and device payments (2025) · (909) 580-2159
Dr. Owen Kemp
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1862
Dr. Pamela Lux, D.O
Colton, CA · $33 in drug and device payments (2025) · (909) 580-1400
Dr. Ray Tang, MD
Colton, CA · $94 in drug and device payments (2025) · (909) 580-1000
Dr. Richard Hausman, D.O.
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1400
Dr. Robert Kollen, M.D
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1400
Dr. Robert Minera, D.O.
Colton, CA · $71 in drug and device payments (2025) · (909) 580-1000
Dr. Rodney Borger, M.D
Colton, CA · $35 in drug and device payments (2025) · (909) 580-1400
Dr. Ryan Roten, D.O.
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1000
Dr. Sakona Seng, DO
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1000
Dr. Samuel Decker, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1000
Dr. Scott Meeker, MD
Colton, CA · $51 in drug and device payments (2025) · (909) 580-6370
Dr. Stephanie Young
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1862
Dr. Suraj Patel, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1862
Dr. Tegan Schmidt, MD
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1862
Dr. Thomas Minahan, D.O
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1400
Dr. Tifany Hoyne, DO
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1369
Dr. Timothy O'kelley, D.O.
Colton, CA · No drug or device payments recorded (2025) · (909) 580-6370
Dr. Troy Pennington, D.O
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1410
Dr. Tyler Mitchell
Colton, CA · $19 in drug and device payments (2025) · (909) 580-1000
Dr. Victor Cao
Colton, CA · $63 in drug and device payments (2025) · (909) 580-1000
Dr. Vikram Raj, D.O.
Colton, CA · No drug or device payments recorded (2025) · (909) 580-1802
Dr. Yuliya Matolina, DO
Colton, CA · No drug or device payments recorded (2025) · (909) 580-2159
Dr. Yu Wen Cheng, MD
Colton, CA · $33 in drug and device payments (2025) · (909) 580-1000
Dr. Henry Starkes, M.D.
Colusa, CA · No drug or device payments recorded (2025) · (530) 458-3283
Dr. Samuel Medrano, M.D.
Colusa, CA · No drug or device payments recorded (2025) · (530) 458-3283
Dr. Bruce Friedberg, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Catherine Hurt, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Diane Hsu
Concord, CA · No drug or device payments recorded (2025) · (773) 562-7500
Dr. Eric Lee, MD
Concord, CA · No drug or device payments recorded (2025) · (209) 943-2000
Dr. Hartwell Lin, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Ingrid Lim, M.D.
Concord, CA · No drug or device payments recorded (2025) · (415) 682-8200
Dr. Julia Sobel
Concord, CA · No drug or device payments recorded (2025) · (925) 674-2333
Dr. Katherine Kroll, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Leland Mew, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 628-8200
Dr. Leslie Fitzgibbons, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Michael Buchele, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Rebeka Barth, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 225-5837
Dr. Ryan Finlayson, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Samuel Glassner, M.D.
Concord, CA · No drug or device payments recorded (2025) · (510) 350-2600
Dr. Sandra Steffenson, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Stuart Shikora, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 682-8200
Dr. Tuyen Kiet, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 482-8240
Dr. Michele Chapman, M.D.
Corcoran, CA · No drug or device payments recorded (2025) · (559) 992-5057
Dr. Aakanksha Fenster, M.D.
Corona, CA · No drug or device payments recorded (2025) · (951) 736-6241
Dr. Charles Addo-yobo, DO
Corona, CA · No drug or device payments recorded (2025) · (951) 737-4343
Dr. David Bear, M.D.
Corona, CA · No drug or device payments recorded (2025) · (909) 736-6241

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.