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. Natasha Chandanani, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 341-3499 Dr. Richard Ginsburg, MBCHBIrvine, CA · No drug or device payments recorded (2025) ·
(949) 231-7234 Dr. Robert VictorIrvine, CA · No drug or device payments recorded (2025) ·
(408) 710-0748 Dr. Scott Weatherwax, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 833-1432 Dr. Siddharth Singh, D.O. Dr. Steve Yun, M.D.Irvine, CA · $17,032 in drug and device payments (2025) ·
(714) 999-3828 Dr. William Mading, MDIrvine, CA · No drug or device payments recorded (2025) ·
(929) 341-3499 Dr. Grant Hasson, MDJackson, CA · No drug or device payments recorded (2025) ·
(209) 256-1982 Dr. Gregory Vuksinich, MDJackson, CA · No drug or device payments recorded (2025) ·
(209) 223-7500 Dr. Henry Weyrauch, MDJackson, CA · No drug or device payments recorded (2025) ·
(209) 223-7500 Dr. Nigist Asfaha, MDJoshua Tree, CA · No drug or device payments recorded (2025) ·
(760) 366-3711 Dr. Amish Shah, M.D.King City, CA · No drug or device payments recorded (2025) ·
(831) 385-6000 Dr. James Hlavacek, M.D.King City, CA · No drug or device payments recorded (2025) ·
(831) 385-6000 Dr. Kevin Leahy, MDKing City, CA · No drug or device payments recorded (2025) ·
(831) 385-6000 Dr. Freddie Williams, M.D. Dr. Michelle Higley, MDLadera Ranch, CA · No drug or device payments recorded (2025) ·
(800) 883-7243 Dr. Bert Gilling, M.D.Lafayette, CA · No drug or device payments recorded (2025) ·
(925) 947-6927 Dr. Filip Roos, MDLafayette, CA · $27 in drug and device payments (2025) ·
(916) 481-0777 Dr. Amir Norbaksh, D.O.Laguna Beach, CA · No drug or device payments recorded (2025) ·
(949) 315-8008 Dr. Daniel Hancock, MDLaguna Beach, CA · $144 in drug and device payments (2025) ·
(949) 499-1311 Dr. Roger Townsend, MDLaguna Beach, CA · No drug or device payments recorded (2025) ·
(949) 499-7192 Dr. Stuart Anderson, M.D.Laguna Beach, CA · No drug or device payments recorded (2025) ·
(949) 499-7192 Dr. Virginia Mandella, M.D.Laguna Beach, CA · No drug or device payments recorded (2025) ·
(949) 499-2244 Dr. Aaron Yim, MDLaguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Arthur Levine, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 842-2818 Dr. Bryan Fong, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 452-3545 Dr. Daniel Katz, M.D.Laguna Hills, CA · $23 in drug and device payments (2025) ·
(949) 837-4500 Dr. David Deyhimy, M.D.Laguna Hills, CA · $128,833 in drug and device payments (2025) ·
(949) 837-4500 Dr. Donald Walls, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Dorming Wong, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Ernest Hayward, M.D.Laguna Hills, CA · $31 in drug and device payments (2025) ·
(949) 837-4500 Dr. Hoang Tran, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Hoon Choi, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. James Russell, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Kathleen Sullivan, M.D.Laguna Hills, CA · $24 in drug and device payments (2025) ·
(949) 837-4500 Dr. Kenneth Pauker, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Laura Park, M.D.Laguna Hills, CA · $198 in drug and device payments (2025) ·
(800) 888-2186 Dr. Mehdat ElfaizyLaguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 458-3551 Dr. Michael Tien, M.D.Laguna Hills, CA · $149 in drug and device payments (2025) ·
(949) 837-4500 Dr. Patricia Guan, MDLaguna Hills, CA · $492 in drug and device payments (2025) ·
(800) 888-2186 Dr. Richard Heyendal, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Robert Jones, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Shahriar Alikhani, MDLaguna Hills, CA · $14 in drug and device payments (2025) ·
(949) 367-0800 Dr. Stephen Garber, M.D.Laguna Hills, CA · $23,909 in drug and device payments (2025) ·
(949) 837-4500 Dr. Tsz Chuen Chan, M.D.Laguna Hills, CA · $1,100 in drug and device payments (2025) ·
(224) 558-9268 Dr. Vitus Chow, M.D.Laguna Hills, CA · No drug or device payments recorded (2025) ·
(949) 837-4500 Dr. Amy Soleta, M.D.Laguna Niguel, CA · No drug or device payments recorded (2025) ·
(493) 472-4009 Dr. Garrett Poole, M.D.Laguna Niguel, CA · No drug or device payments recorded (2025) ·
(949) 347-2400 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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