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. Gary Baker, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 929-6260 Dr. Kenneth Chang, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 929-6260 Dr. Le Chen, M.D.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 929-6260 Dr. Zdenka Mateev, M.D., INC.Hemet, CA · No drug or device payments recorded (2025) ·
(951) 652-2811 Dr. Irwin Cooper, M.D.Hermosa Beach, CA · No drug or device payments recorded (2025) ·
(310) 372-3560 Dr. Noel Chun, M.D.Hermosa Beach, CA · No drug or device payments recorded (2025) ·
(310) 374-4100 Dr. Warren Thio, MDHermosa Beach, CA · $20 in drug and device payments (2025) ·
(202) 531-3011 Dr. David Holtzclaw, MDHillsborough, CA · No drug or device payments recorded (2025) ·
(650) 218-3801 Dr. Donna Reher, M.D.Hillsborough, CA · No drug or device payments recorded (2025) ·
(650) 343-1656 Dr. Amitabh Mathur, MDHollister, CA · $63 in drug and device payments (2025) ·
(831) 637-5711 Dr. Pankaj Ranka, M.D.Hollister, CA · No drug or device payments recorded (2025) ·
(831) 637-5711 Dr. David Lung, M.D.Huntington Beach, CA · No drug or device payments recorded (2025) ·
(714) 374-0816 Dr. Dhilan Thuraisingham, MDHuntington Beach, CA · No drug or device payments recorded (2025) ·
(267) 239-3180 Dr. Eric Nelson, M.D.Huntington Beach, CA · No drug or device payments recorded (2025) ·
(714) 274-9494 Dr. Jeffrey Solomon, M.D.Huntington Beach, CA · No drug or device payments recorded (2025) ·
(714) 337-0125 Dr. Kenneth Johnson, M.D.Huntington Beach, CA · No drug or device payments recorded (2025) ·
(562) 407-2080 Dr. Komala Iyengar, M.D.Huntington Beach, CA · No drug or device payments recorded (2025) ·
(800) 883-7243 Dr. Shirin Engineer, M.D.Huntington Beach, CA · $31 in drug and device payments (2025) ·
(714) 881-8700 Dr. Nassim Moradi, M.DHuntington Park, CA · $46 in drug and device payments (2025) ·
(323) 584-8222 Dr. Zarintaj Huda, M.D.Huntington Park, CA · No drug or device payments recorded (2025) ·
(562) 407-2080 Dr. Doriana Cosgrove, MDIndian Wells, CA · $532 in drug and device payments (2025) ·
(760) 777-8772 Dr. Mark Danforth, D.O.Indio, CA · No drug or device payments recorded (2025) ·
(760) 347-6191 Dr. Anthony Calloway, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 673-4660 Dr. Charmaine Cole, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 673-4660 Dr. Hector Tejeda, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 673-4660 Dr. Julio Raya, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 673-4660 Dr. Pamela Davis, M.D.Inglewood, CA · No drug or device payments recorded (2025) ·
(310) 419-0900 Dr. Walter Watson, M.D.Inglewood, CA · $110 in drug and device payments (2025) ·
(310) 673-4660 Dr. Ahmed Serag, M.D., PH.D.Irvine, CA · No drug or device payments recorded (2025) ·
(714) 758-5454 Dr. Bruce Thuman, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 341-3499 Dr. Christopher Chang, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 552-6266 Dr. David Calica, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 753-2200 Dr. Edward Hsu, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 336-8962 Dr. Eric Huang, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 932-2440 Dr. Husam Alsamman, M.D., F.C.C.P.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 468-0849 Dr. Jay Rindenau, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 753-2200 Dr. Jon Nguyen, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(714) 922-0120 Dr. Joseph Mollner, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 552-6266 Dr. Katherine Quintana, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 753-6070 Dr. Kenneth Johnson, M.D. Dr. Martin Dolan, M.D.Irvine, CA · No drug or device payments recorded (2025) ·
(949) 726-0677 Dr. Michael Han, MDIrvine, CA · No drug or device payments recorded (2025) ·
(949) 484-8505 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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