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. Matilde Pascual, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Matthew Vo, M.DLong Beach, CA · No drug or device payments recorded (2025) ·
(562) 491-9875 Dr. May Banigo, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(310) 971-5553 Dr. Mehrdad Sharif, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Melissa Chang, M.D.Long Beach, CA · $1,750 in drug and device payments (2025) ·
(562) 826-8000 Dr. Michael Alexander, M.D.Long Beach, CA · $20 in drug and device payments (2025) ·
(562) 933-2000 Dr. Michael Ford, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Michael RossLong Beach, CA · No drug or device payments recorded (2025) ·
(562) 826-8000 Dr. Michael Schneider, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 988-7000 Dr. Michael Tevosian, D.O.Long Beach, CA · $24 in drug and device payments (2025) ·
(562) 933-2000 Dr. Michael Wong, MDLong Beach, CA · $774 in drug and device payments (2025) ·
(562) 491-9000 Dr. Michael Zagnoev, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Michelle Kim, M.D.Long Beach, CA · $120 in drug and device payments (2025) ·
(562) 826-8000 Dr. Min Qin, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 491-9000 Dr. Mohan Sidhu, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Nader Ronaghi, M.D.Long Beach, CA · $157 in drug and device payments (2025) ·
(562) 933-2000 Dr. Nasim Riazati, M.D.Long Beach, CA · $340 in drug and device payments (2025) ·
(562) 933-2000 Dr. Nikolay Kaminsky, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Quan Dang, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Richard Rutgers, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Richard Yeh, M.D.Long Beach, CA · $174 in drug and device payments (2025) ·
(562) 933-2000 Dr. Robert Kalayjian, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Ronalie Alonzo, MDLong Beach, CA · No drug or device payments recorded (2025) ·
(562) 426-2606 Dr. Russell Hirata, M.D.Long Beach, CA · $92 in drug and device payments (2025) ·
(562) 933-1000 Dr. Ryan Nageotte, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 427-3561 Dr. Samir Bhakta, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(316) 519-5982 Dr. Seongwoo Jeong, MDLong Beach, CA · No drug or device payments recorded (2025) ·
(800) 888-2186 Dr. Stephen Au, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 826-8000 Dr. Stephen Kouri, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 498-1000 Dr. Sumera Panhwar, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(646) 245-2485 Dr. Susan Sheridan, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 491-9000 Dr. Thanh Cung, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Thomas Ha-long, M.D.Long Beach, CA · $54 in drug and device payments (2025) ·
(562) 997-2300 Dr. Tim Le, D.O.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 997-2000 Dr. Timothy Clougherty, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Tracie Lo, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 933-2000 Dr. Vesna Temelkovska, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 997-2500 Dr. Vincent LinLong Beach, CA · $65 in drug and device payments (2025) ·
(562) 826-8000 Dr. Yong-kyoo Koh, M.D.Long Beach, CA · No drug or device payments recorded (2025) ·
(562) 498-1000 Dr. Blessing Akpofure, M.D.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 795-5600 Dr. Brett Florie, D.O.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 598-1311 Dr. Calvin Nguyen-ho, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 799-3160 Dr. Dalia Gourgy, M.D.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 596-3140 Dr. Gary Lau, M.D.Los Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 598-1311 Dr. Hank Tang, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 799-3151 Dr. Justin Ho, MD, MPHLos Alamitos, CA · No drug or device payments recorded (2025) ·
(810) 342-2000 Dr. Marie Mbouni-essomba, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(310) 779-4972 Dr. Monica Choi, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 598-1311 Dr. Peter Ly, M.D.Los Alamitos, CA · $216 in drug and device payments (2025) ·
(562) 407-2080 Dr. Shahram Taheri, MDLos Alamitos, CA · No drug or device payments recorded (2025) ·
(562) 795-5600 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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