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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. Gholamreza Safarian, MD
Stocton, CA · No drug or device payments recorded (2025) · (209) 944-5550
Dr. Nellie Ekmekjian, M.D.
Studio City, CA · No drug or device payments recorded (2025) · (818) 907-2825
Dr. Gary Sollars, M.D. F.A.C.E.P.
Sun City, CA · No drug or device payments recorded (2025) · (623) 977-7211
Dr. Todd Hanna, M.D.
Sun City, CA · $19 in drug and device payments (2025) · (951) 672-7018
Dr. Huy Phan, M.D.
Sunnyvale, CA · No drug or device payments recorded (2025) · (408) 565-5113
Dr. Anthony Francis, M.D.
Sun Valley, CA · No drug or device payments recorded (2025) · (818) 504-4708
Dr. Joseph Thomas, MD
Sun Valley, CA · No drug or device payments recorded (2025) · (818) 252-2490
Dr. Stephen Hiller, M.D.
Sun Valley, CA · No drug or device payments recorded (2025) · (818) 405-5408
Dr. Alan Chiem, MD, MPH
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3107
Dr. Breena Taira, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (747) 210-3107
Dr. Ebunoluwa Johnson, M.D.
Sylmar, CA · $33 in drug and device payments (2025) · (818) 364-3107
Dr. Fredrick Melik-abrahamian, D.O.
Sylmar, CA · $38,064 in drug and device payments (2025) · (818) 364-3107
Dr. James Moore, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3031
Dr. Jeffrey Guterman, MD MS
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3611
Dr. Lisa Zhao, MD
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3107
Dr. Matthew Waxman, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3107
Dr. Maureen Mccollough
Sylmar, CA · No drug or device payments recorded (2025) · (747) 210-3107
Dr. Miguel Lemus, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3031
Dr. Sai-hung Hui, M.D.
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3107
Dr. Scott Lundberg, MD
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3205
Dr. Seth Sushinsky, M.D.
Sylmar, CA · $134 in drug and device payments (2025) · (818) 364-3107
Dr. Shankar Hittalmani, MD
Sylmar, CA · No drug or device payments recorded (2025) · (818) 364-3632
Dr. Alan Heilpern, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Anthony Hernandez, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Breahn Donaldson, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 614-3088
Dr. Chris Wang, M.D.
Tarzana, CA · $27 in drug and device payments (2025) · (818) 708-5172
Dr. Frederick Dennis, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Jason Greenspan, M.D.
Tarzana, CA · $20 in drug and device payments (2025) · (818) 708-5170
Dr. Jonathan Prince, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Kenneth Moy, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Michael Blum, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 981-3818
Dr. Neil Canby, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Nicholas Macaluso, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5172
Dr. Oren Hirsch, MD
Tarzana, CA · No drug or device payments recorded (2025) · (818) 245-8239
Dr. Ralph Baca, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Tracy Lawrence, M.D.
Tarzana, CA · No drug or device payments recorded (2025) · (818) 708-5170
Dr. Vincent Green, M.D.
Tarzana, CA · $50 in drug and device payments (2025) · (818) 708-5170
Dr. Bart Sullivan, M.D.
Tehachapi, CA · No drug or device payments recorded (2025) · (661) 822-3241
Dr. Fil Barrozo, MD
Tehachapi, CA · $35 in drug and device payments (2025) · (661) 822-3241
Dr. Joseph King, FNP-C
Tehachapi, CA · $125 in drug and device payments (2025) · (661) 823-3000
Dr. Manuel Garrido, MD
Tehachapi, CA · No drug or device payments recorded (2025) · (661) 822-3241
Dr. Vijay Mohan, MD
Tehachapi, CA · No drug or device payments recorded (2025) · Telehealth · (800) 444-7009
Dr. Aditya Agrawal
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535
Dr. Ana Hardisty, MD
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535
Dr. Caleb Lou
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535
Dr. Calvin Woodard, MD
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535
Dr. Charles Roberson, MD, MBA
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2200
Dr. Charley Cui
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535
Dr. Cindi Marquette, MD
Temecula, CA · $74 in drug and device payments (2025) · Telehealth · (951) 302-1625
Dr. Grant Schumaker, MD
Temecula, CA · No drug or device payments recorded (2025) · (951) 331-2535

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.