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Anesthesiologists in California

Data updated monthly · Last refresh October 2026

7,627 Anesthesiology providers practice in California, including 106 (1%) 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.

7,627providers
106telehealth
Los Angelestop city

Anesthesiology by city in California

Choose a city to see providers there.

Anesthesiology in Los Angeles774 providers
Anesthesiology in San Diego690 providers
Anesthesiology in San Francisco508 providers
Anesthesiology in Sacramento400 providers
Anesthesiology in Stanford389 providers
Anesthesiology in Orange272 providers
Anesthesiology in West Hollywood246 providers
Anesthesiology in Torrance136 providers
Anesthesiology in Oakland130 providers
Anesthesiology in San Jose127 providers
Anesthesiology in Loma Linda123 providers
Anesthesiology in Palo Alto113 providers
Anesthesiology in Walnut Creek100 providers
Anesthesiology in Newport Beach93 providers
Anesthesiology in Long Beach86 providers
Anesthesiology in Fresno81 providers
Anesthesiology in Modesto75 providers
Anesthesiology in Santa Barbara68 providers
Anesthesiology in Santa Rosa67 providers
Anesthesiology in Rancho Mirage60 providers
Anesthesiology in Pasadena60 providers
Anesthesiology in Riverside55 providers
Anesthesiology in Glendale51 providers
Anesthesiology in Bakersfield51 providers

Anesthesiology 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. Michael Bingham, M.D.
Valencia, CA · $21 in drug and device payments (2025) · (661) 200-2000
Dr. Myra Martin, M.D.
Valencia, CA · $40 in drug and device payments (2025) · (661) 253-6000
Dr. Peter Nicolazzo, M.D.
Valencia, CA · No drug or device payments recorded (2025) · (661) 253-8000
Dr. Philip Ngo, M.D.
Valencia, CA · $33 in drug and device payments (2025) · (661) 253-8000
Dr. Reuel Asinas, M.D.
Valencia, CA · $40 in drug and device payments (2025) · (661) 253-8000
Dr. Robert Schroeder, M.D.
Valencia, CA · $22 in drug and device payments (2025) · (661) 253-8000
Dr. Salar Danialian, DO
Valencia, CA · No drug or device payments recorded (2025) · (661) 799-8300
Dr. Sung Hyun, MD
Valencia, CA · No drug or device payments recorded (2025) · (661) 505-7651
Dr. Walter Rogoff, M.D.
Valencia, CA · No drug or device payments recorded (2025) · (661) 253-8433
Dr. Yen Nguyen, M.D.
Valencia, CA · No drug or device payments recorded (2025) · (661) 253-8000
Dr. Zachary Moak, MD
Valencia, CA · No drug or device payments recorded (2025) · (661) 200-2000
Dr. Alan Gulick, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Alexandra Feldner
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Ali Fooman, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Amy Frey, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Amy Kim, M.D.
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-3450
Dr. Benjamin Paul, MD, PHD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Bernd Claassen, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Caroline Lin, M.D.
Vallejo, CA · $18 in drug and device payments (2025) · (707) 651-4742
Dr. Diana Lee, DO
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Edmund Marroquin, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Gene Golfus, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. George Wakerlin, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. H. Scott Haynes, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. James Hsu, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. James Hynson, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Janet Leventhal, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Jim Lin, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Ji Sun Baek, M.D.
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-2011
Dr. Judith Hwang, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-4742
Dr. Li Tsang, MD
Vallejo, CA · $93 in drug and device payments (2025) · (707) 651-1000
Dr. Michael Pearl, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Phillip Riddle, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Richard Tirrell, M.D.
Vallejo, CA · No drug or device payments recorded (2025) · (707) 649-8224
Dr. Robert Vandergraaf, DO
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Robin Miller, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Roshen Moreno, DO
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Ryk Tanalski, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Sonia Saini, M.D
Vallejo, CA · No drug or device payments recorded (2025) · (797) 651-1000
Dr. Sudha Sawkar, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Tara Hojiwala, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 554-4444
Dr. Winnie Fang, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Zachary Zimmerman, MD
Vallejo, CA · No drug or device payments recorded (2025) · (707) 651-1000
Dr. Kenneth Hill, M.D.
Valley Village, CA · No drug or device payments recorded (2025) · (818) 623-5310
Dr. Andrew Seltzer, MD
Van Nuys, CA · $1,106 in drug and device payments (2025) · Telehealth · (818) 212-2223
Dr. Annie Tsai, M.D.
Van Nuys, CA · $178 in drug and device payments (2025) · (267) 304-4021
Dr. Bradley Pakula, MD
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 888-7815
Dr. Franchesca Rivera-calonje, M.D.
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 782-6600
Dr. Frank Maccanelli, D.O
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 782-6600
Dr. Gary Feldman, M.D.
Van Nuys, CA · No drug or device payments recorded (2025) · (818) 902-2800

Common questions

How many Anesthesiology providers are in California?

There are 7,627 Anesthesiology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Anesthesiology providers in California offer telehealth?

Yes. 106 of the 7,627 Anesthesiology providers in California (about 1%) report offering telehealth services in CMS data.

Which cities in California have the most Anesthesiology providers?

Los Angeles (774), San Diego (690), San Francisco (508) have the highest concentration of Anesthesiology providers in California.

How many Anesthesiology providers in California received drug or device company payments?

2,112 of 7,627 Anesthesiology providers in California (28%) 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 Anesthesiologists in California work in independent practices or large health systems?

Among 4,562 Anesthesiologists in California enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 24% through a mid-size group of 10 to 99, and 68% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Anesthesiologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Anesthesiologists hold privileges are Stanford Health Care in Stanford; Cedars-Sinai Medical Center in Los Angeles; Uci Health-Orange in Orange.

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 Anesthesiology in California? Get featured.