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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. Josephine Bufalino, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 792-1198
Dr. Karen Xiao, MD
Pasadena, CA · No drug or device payments recorded (2025) · (855) 522-7898
Dr. Karina Ma Teresa Feliciano
Pasadena, CA · No drug or device payments recorded (2025) · (888) 576-3348
Dr. Keith Tsang, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5116
Dr. Kevin Chu, DO
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-2390
Dr. Lawrence Newton, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. Lawrence Rudd, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-3339
Dr. Mai Lai, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 577-9495
Dr. Maria Vargas Jaramillo, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 347-7762
Dr. Marissa Valenzuela, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5111
Dr. May Graham, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Michelle Choi
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5111
Dr. Michelle O'connor, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. Nicholas Greco, M.D.
Pasadena, CA · $30 in drug and device payments (2025) · (626) 397-5112
Dr. Paul Rhee, M.D.
Pasadena, CA · $14 in drug and device payments (2025) · (626) 397-3445
Dr. Peter Corrigan, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Robert Goldweber, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Roberto Sandoval, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 372-3018
Dr. Robert Yoho, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 585-0800
Dr. Roger Yang, M.D.
Pasadena, CA · $938 in drug and device payments (2025) · (626) 397-3445
Dr. Roy Antelyes, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Shawn Libaw, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 792-1120
Dr. Stanley Kalter, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Steven Kushel, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 744-9868
Dr. Taline Kilaghbian, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Tiffany Fan, MD
Pasadena, CA · No drug or device payments recorded (2025) · (888) 388-7184
Dr. Timothy Ballard, M.D.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 795-2244
Dr. Vian Zada, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5000
Dr. Victor Lei, MD
Pasadena, CA · $1,016 in drug and device payments (2025) · (626) 397-5000
Dr. William Coburn, D.O.
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-5106
Dr. William Gregory, MD
Pasadena, CA · No drug or device payments recorded (2025) · (626) 397-3445
Dr. Charles Moran, M.D.
Paso Robles, CA · No drug or device payments recorded (2025) · (805) 226-0902
Dr. William Cain, M.D.
Paso Robles, CA · No drug or device payments recorded (2025) · (805) 238-1790
Dr. Amy Adams, M.D.
Petaluma, CA · No drug or device payments recorded (2025) · (707) 559-7500
Dr. Dan Schlager, MD
Petaluma, CA · $715 in drug and device payments (2025) · (707) 765-3900
Dr. Erick Miranda, M.D.
Petaluma, CA · No drug or device payments recorded (2025) · Telehealth · (707) 293-1110
Dr. Jodi Adams, M.D.
Petaluma, CA · No drug or device payments recorded (2025) · (707) 293-1110
Dr. Kristin Kuzma
Petaluma, CA · No drug or device payments recorded (2025) · (707) 778-1111
Dr. Veronique Au, MD
Petaluma, CA · No drug or device payments recorded (2025) · (707) 293-1110
Dr. Daniel Libke, M.D.
Piedmont, CA · No drug or device payments recorded (2025) · (510) 410-1545
Dr. David Christensen, M.D.
Pismo Beach, CA · No drug or device payments recorded (2025) · (805) 474-8450
Dr. Rebecca Samet, M.D
Pismo Beach, CA · No drug or device payments recorded (2025) · (805) 709-1457
Dr. Brian Doyle, M.D.
Placentia, CA · No drug or device payments recorded (2025) · (714) 524-4827
Dr. Bryan Hoynak, MD
Placentia, CA · No drug or device payments recorded (2025) · (714) 993-2000
Dr. Darren Hom, MD
Placentia, CA · No drug or device payments recorded (2025) · (714) 993-2000
Dr. David Thomas, MD
Placentia, CA · No drug or device payments recorded (2025) · (714) 993-2000
Dr. David Watson, M.D.
Placentia, CA · No drug or device payments recorded (2025) · (714) 993-2000
Dr. Eric Quimbo, D.O.
Placentia, CA · No drug or device payments recorded (2025) · (714) 524-4827
Dr. Eugene Kim, M.D.
Placentia, CA · $85 in drug and device payments (2025) · (714) 524-4827
Dr. Kristin Rodriguez, DO
Placentia, CA · No drug or device payments recorded (2025) · (714) 993-2000

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.