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. Karim Hanna, MDFountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Kha Lai, MDFountain Valley, CA · $43 in drug and device payments (2025) ·
(714) 378-7000 Dr. Khanh Le, M.D.Fountain Valley, CA · $1,375 in drug and device payments (2025) ·
(714) 378-7000 Dr. Lanh Phung, M.D.Fountain Valley, CA · $150 in drug and device payments (2025) ·
(714) 766-6503 Dr. Laura Ngo, MDFountain Valley, CA · $54 in drug and device payments (2025) ·
(714) 369-1100 Dr. Loan Le, D.O.Fountain Valley, CA · $43 in drug and device payments (2025) ·
(714) 979-1211 Dr. Magdi Sidhom, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Mark Kumamoto, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(800) 883-7243 Dr. Michael Audon, MDFountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 285-2385 Dr. Michael Do, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 979-1211 Dr. Michael Wong, D.O.Fountain Valley, CA · $142 in drug and device payments (2025) ·
(714) 698-1270 Dr. Mohamad Bagh, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 698-1270 Dr. Nagi Zaki, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Nahid Nasr, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Ramez Ghaly, M.DFountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Ryan Jamison, D.O.Fountain Valley, CA · $8,430 in drug and device payments (2025) ·
(714) 378-7000 Dr. Sandra Kluwe, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 979-1211 Dr. Sarada Mylavarapu, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(800) 883-7243 Dr. Shamila Leathers, M.D.Fountain Valley, CA · $20 in drug and device payments (2025) ·
(714) 378-7000 Dr. Shunmugaraja Subbiah, M.D.Fountain Valley, CA · $265 in drug and device payments (2025) ·
(714) 418-6522 Dr. Son Tran, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Timothy Young, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Tu Nguyen, MDFountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Vandana Soni, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(949) 631-2008 Dr. Xiaodong Li, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 378-7000 Dr. Young Kwon, M.D.Fountain Valley, CA · No drug or device payments recorded (2025) ·
(714) 751-5621 Dr. Angela Molina, MDFreedom, CA · No drug or device payments recorded (2025) ·
(831) 763-9700 Dr. Peilin Chang, MDFreedom, CA · No drug or device payments recorded (2025) ·
(831) 722-7246 Dr. Abhilasha Solanki, M.DFremont, CA · No drug or device payments recorded (2025) ·
(510) 248-3000 Dr. Amanda Chan, D.O.Fremont, CA · $122 in drug and device payments (2025) ·
(510) 421-0338 Dr. Ann Mallat, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 490-1222 Dr. Brian Smith, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 797-1111 Dr. Christopher Vasil, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 490-1222 Dr. David Lewis, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 490-1222 Dr. Edwin Lee, M.D.Fremont, CA · $327 in drug and device payments (2025) ·
(510) 797-1111 Dr. Ethan Nicholls, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 490-1222 Dr. Franklin Chow, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 490-1222 Dr. Jeffrey Yang, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 248-3000 Dr. Joseph Callahan, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 494-1111 Dr. Justin YuanFremont, CA · No drug or device payments recorded (2025) ·
(510) 797-1111 Dr. Mary Alyono, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 795-3000 Dr. Nasrin Naimi, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 791-5374 Dr. Nivek Amin, MDFremont, CA · No drug or device payments recorded (2025) ·
(510) 797-1111 Dr. Paul Goehner, M.D.Fremont, CA · No drug or device payments recorded (2025) ·
(510) 797-1111 Dr. Raghu KatragaddaFremont, CA · No drug or device payments recorded (2025) ·
(510) 284-4100 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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