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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. Juliette Gerardo, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-2011
Dr. Kaj Anderson, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Kalani Cullison, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5010
Dr. Kapil Dhingra, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8571
Dr. Kara Toles, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8568
Dr. Karen Murrell, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Kathryn Lang, MD
Sacramento, CA · $39 in drug and device payments (2025) · (916) 734-8571
Dr. Katren Tyler, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-5010
Dr. Kayla Conover
Sacramento, CA · No drug or device payments recorded (2025) · (916) 916-7333
Dr. Kelly Mathison, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Kelly Owen, M.D.
Sacramento, CA · $34 in drug and device payments (2025) · Telehealth · (916) 734-5010
Dr. Kenneth Collins, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Kenneth Kelley, MD
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-5010
Dr. Kerilee Wenker, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 454-2222
Dr. Kerry Mcmahon, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-0404
Dr. Kevin Carpenter
Sacramento, CA · No drug or device payments recorded (2025) · (925) 525-4545
Dr. Kevin Durgun, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-2011
Dr. Kevin Jones, D.O.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 887-1130
Dr. Kevin Kuhn, M.D.
Sacramento, CA · $20 in drug and device payments (2025) · (916) 734-5010
Dr. Kevin Mackey, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 688-2000
Dr. Khoa Nguyen, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Kristen Nichols, MD
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 688-2000
Dr. Landon Herrera
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8570
Dr. Lara Zekar, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5974
Dr. Laura Bultman, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-1661
Dr. Leigha Winters
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8570
Dr. Leland Bourdon, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 887-1130
Dr. Liliya Klimkiv
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 816-4268
Dr. Lilyanne Jewett, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8570
Dr. Linnea Nierenberg
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (650) 723-6576
Dr. Lisa Keenly, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Lisa Marinelli, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5010
Dr. Louis Pagnone, DO
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Lydia Mendoza, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 709-7519
Dr. Lynda Yu, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-6634
Dr. Lynn Chien, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Marcus Theus, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-6600
Dr. Margaret Pietrowski, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-5000
Dr. Margaret Roderick, MD
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-5974
Dr. Maria Tsiu, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 973-6634
Dr. Mari Cosentino, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8571
Dr. Mark Gillispie
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5010
Dr. Mark Lagrave, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8571
Dr. Mark Moubarek, MD
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-5010
Dr. Mark Portman, M.D.
Sacramento, CA · $57 in drug and device payments (2025) · (916) 734-8570
Dr. Mark Smedley, MD
Sacramento, CA · No drug or device payments recorded (2025) · (330) 493-4443
Dr. Marybelle Pe
Sacramento, CA · No drug or device payments recorded (2025) · (916) 734-8249
Dr. Mary Bing, MD
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-5010
Dr. Masaru Oshita, M.D.
Sacramento, CA · No drug or device payments recorded (2025) · Telehealth · (916) 734-5010
Dr. Matt Frankovsky, MD
Sacramento, CA · No drug or device payments recorded (2025) · (330) 493-4443

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

Emergency Medicine in all 50 states Search all 7,777 in the directory Ask Zach for help choosing

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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.