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 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. Creed Stary, MD, PHDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Cynthia Khoo, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Daenis Camire, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Daniel Gessner, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Daniel Stoffel, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Danika Dorelien, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6661 Dr. Daryl Jordan, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Daryl Oakes, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. David Altman, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6412 Dr. David Drover, MDStanford, CA · $295 in drug and device payments (2025) ·
(650) 723-4000 Dr. David Kaufman, MDStanford, CA · $39 in drug and device payments (2025) ·
(654) 723-4000 Dr. David WuStanford, CA · $27 in drug and device payments (2025) ·
(650) 723-6661 Dr. Dawn Springer, MDStanford, CA · $97 in drug and device payments (2025) ·
(650) 723-4000 Dr. Deborah Fretwell, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-4899 Dr. Devin Daniels, DOStanford, CA · $58 in drug and device payments (2025) ·
(650) 723-4000 Dr. Diana Mc Gregor, MBBSStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6411 Dr. Didi Odinkemelu, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Drew DanielStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Edward Baer, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 725-6102 Dr. Edward Mariano, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Edward Riley, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-5710 Dr. Eileen HuStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Elizabeth Koch, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Elizabeth Youngs, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6411 Dr. Ellile Sultan, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Emily Ratner, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6411 Dr. Erdong Chen, MDStanford, CA · $44 in drug and device payments (2025) ·
(650) 723-4000 Dr. Eric Chow, MPA, DOStanford, CA · $68 in drug and device payments (2025) ·
(650) 721-7212 Dr. Eric Gross, MD, PHDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Eric Sun, MD, PHDStanford, CA · $1,509 in drug and device payments (2025) ·
(650) 723-4000 Dr. Erin Bushell, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6412 Dr. Erin Stewart, M.D.Stanford, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 723-4000 Dr. Ethan Jackson, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Evan Staszewski, DOStanford, CA · $29 in drug and device payments (2025) ·
(650) 723-4000 Dr. Fabio Topolski, VISITINGStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Farheen Mirza, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(816) 674-1379 Dr. Frain Rivera, M.D.Stanford, CA · No drug or device payments recorded (2025) · Telehealth ·
(408) 246-6880 Dr. Frederick Mihm, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 498-4901 Dr. Gabriel Pollock, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gabriel RubioStanford, CA · No drug or device payments recorded (2025) ·
(714) 889-8074 Dr. Gareth Ackland, PHD FRCAStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6412 Dr. Geoffrey Langham, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-6415 Dr. Geoffrey Lighthall, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. George Zhou, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gillian Abir, MBCHB, FRCAStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Glyn Williams, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Gregory Hammer, M.D.Stanford, CA · No drug or device payments recorded (2025) ·
(650) 723-7835 Dr. Gregory Lochbaum, MDStanford, CA · $1,085 in drug and device payments (2025) ·
(650) 723-4000 Dr. Hanan Baker, MD, PHDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 Dr. Hannah Rasmussen, MDStanford, CA · No drug or device payments recorded (2025) ·
(650) 723-4000 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.
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