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. Nana Agya Prempeh, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 699-4783 Dr. Nancy Fammartino, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1000 Dr. Nandini Palaniappa, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(954) 415-7703 Dr. Natalia Petrosova, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 668-1000 Dr. Neal Cohen, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1977 Dr. Nichlesh Patel, M.D.San Francisco, CA · $5,290 in drug and device payments (2025) ·
(631) 948-6209 Dr. Nicholas LyonSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9035 Dr. Nicholas Mendez, MDSan Francisco, CA · $143 in drug and device payments (2025) ·
(415) 885-7626 Dr. Nicholas MundellSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 514-7952 Dr. Nicolas Tautiva, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1000 Dr. Nicole Jackman, MD,PHDSan Francisco, CA · $46 in drug and device payments (2025) ·
(510) 666-0854 Dr. Nils Ahlberg, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-6000 Dr. Nina Rakhlin, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-3235 Dr. Noah Gordon, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Nyemachi Chikere, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1000 Dr. Oana Maties, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9035 Dr. Odmara Barreto Chang, M.D., PH.D.San Francisco, CA · $7,925 in drug and device payments (2025) ·
(415) 514-3781 Dr. Olaf Holoyda, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Olga Afonin, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9694 Dr. Oliver Radke, MD, PHDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 206-8934 Dr. Olivia Sonderman, MD, MPHSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-3954 Dr. Orestes Mavrothalassitis, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-4562 Dr. Orrin Ailloni-charas, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Oyebisi Aremu, MD, MPHSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 885-7246 Dr. Pamela Huang, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 514-3781 Dr. Pamela Palmer, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 885-7246 Dr. Patricia De Luna, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-3406 Dr. Patricia Roth, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-2523 Dr. Patrick Binetti, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-1000 Dr. Patrick Bownes, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(760) 405-3901 Dr. Patrick Nance, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Paul Chuljian, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Paul Johnson, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9035 Dr. Paul Preston, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 833-2000 Dr. Pedro Gambus, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9058 Dr. Pekka Talke, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-9054 Dr. Peleg Perelmuter, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 600-2059 Dr. Peter Yeh, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 353-4184 Dr. Philip Bickler, MDSan Francisco, CA · $1,000 in drug and device payments (2025) ·
(415) 476-2131 Dr. Philip Kurien, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(628) 206-3250 Dr. Philippa Newfield, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Phillip Jurson, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Po-yi Paul Su, MDSan Francisco, CA · $21,798 in drug and device payments (2025) · Telehealth ·
(415) 514-3781 Dr. Rachel Mckay, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-2131 Dr. Ramin Amirsoltani, MD, MPHSan Francisco, CA · $25 in drug and device payments (2025) ·
(415) 353-1297 Dr. Raymond Chang, MDSan Francisco, CA · $355 in drug and device payments (2025) ·
(415) 476-1000 Dr. Renae Tays, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 514-7952 Dr. Richard Horrigan, MDSan Francisco, CA · No drug or device payments recorded (2025) ·
(415) 719-0000 Dr. Richard Schlobohm, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 206-8145 Dr. Richard Weiskopf, M.D.San Francisco, CA · No drug or device payments recorded (2025) ·
(415) 476-2131 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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