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. Alan IwahashiMountain View, CA · $191 in drug and device payments (2025) ·
(650) 940-7000 Dr. Alexander Fu, M.D.Mountain View, CA · $113 in drug and device payments (2025) ·
(650) 940-7000 Dr. Amit Joseph, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Andrew Kuo, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Anita Chang, MDMountain View, CA · No drug or device payments recorded (2025) ·
(408) 458-0000 Dr. Aya Abou-nasr, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Bonny Lee, MDMountain View, CA · $143 in drug and device payments (2025) ·
(650) 903-9500 Dr. Brian Dennis, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Brian Tse, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 940-7000 Dr. Christopher Fox, MDMountain View, CA · $119 in drug and device payments (2025) ·
(650) 903-9500 Dr. Clarence Miao, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Connie ChenMountain View, CA · $19 in drug and device payments (2025) ·
(650) 903-9500 Dr. Craig Chen, MDMountain View, CA · $19 in drug and device payments (2025) ·
(650) 903-9500 Dr. Erica Stary, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7111 Dr. Ethan Mckenzie, M.D.Mountain View, CA · $1,845 in drug and device payments (2025) ·
(650) 404-8444 Dr. Ha Nguyen, MDMountain View, CA · $122 in drug and device payments (2025) ·
(650) 940-7000 Dr. Jay Rajan, M.D.Mountain View, CA · $122 in drug and device payments (2025) ·
(650) 404-8444 Dr. Joseph Kwok, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Karl Sorensen, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Kevin Chung, M.D.Mountain View, CA · $32 in drug and device payments (2025) ·
(650) 940-7000 Dr. Kyle Catabay, MDMountain View, CA · $14 in drug and device payments (2025) ·
(650) 853-2904 Dr. Lena Scotto, MDMountain View, CA · $19 in drug and device payments (2025) ·
(650) 940-7000 Dr. Lindsey Stephens, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Mark Kenter, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7000 Dr. Mengxi Ji, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Meredith Kan, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Natalia Carey, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-9500 Dr. Nate Kelly, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Patricia Pang, M.D.Mountain View, CA · $122 in drug and device payments (2025) ·
(650) 404-8444 Dr. Phillip Wang, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 934-7111 Dr. Richard Bass, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-9500 Dr. Robert Pinsker, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(659) 903-9500 Dr. Robert Weiss, M.D.Mountain View, CA · $190 in drug and device payments (2025) ·
(650) 903-9500 Dr. Romualdas Brizgys, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Samia Moughanni, M.D.Mountain View, CA · No drug or device payments recorded (2025) ·
(650) 940-7040 Dr. Sermsin Kunnavatana, MDMountain View, CA · $122 in drug and device payments (2025) ·
(650) 404-8444 Dr. Siew Yean Lau, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 903-9500 Dr. Teresa Flory, M.D,Mountain View, CA · $19 in drug and device payments (2025) ·
(650) 964-3200 Dr. Trevor Chan, MDMountain View, CA · No drug or device payments recorded (2025) ·
(650) 404-8444 Dr. Wen MaMountain View, CA · $122 in drug and device payments (2025) ·
(650) 404-8444 Dr. Andrew Thio, MDMurrieta, CA · $6,137 in drug and device payments (2025) ·
(951) 600-7702 Dr. Atalanta Olito, D.O.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 290-4000 Dr. Brian Harney, M.D.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 973-7380 Dr. Cyrus Dadachanji, M.D.Murrieta, CA · $278 in drug and device payments (2025) · Telehealth ·
(951) 506-9536 Dr. Edwin Batte, M.D.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 296-6140 Dr. Eugene Lai, M.D.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 304-2200 Dr. Frank Valencia, M.D.Murrieta, CA · $46 in drug and device payments (2025) ·
(951) 200-7777 Dr. Gregory Wyatt, M.D.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 296-6140 Dr. Jared Chase, D.O.Murrieta, CA · No drug or device payments recorded (2025) ·
(951) 696-6000 Dr. Jonathan Kelling, M.D.Murrieta, CA · $7,671 in drug and device payments (2025) · Telehealth ·
(951) 375-7972 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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