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. Samuel Anderson, M.D.San Ramon, CA · $23 in drug and device payments (2025) ·
(925) 543-0141 Dr. Timothy Ungerer, D.O.San Ramon, CA · No drug or device payments recorded (2025) ·
(925) 275-9200 Dr. Adam Helberg, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-3515 Dr. Adrian NgSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5383 Dr. Atef Rafla, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 641-1111 Dr. Catherine Chung, MDSanta Ana, CA · $120 in drug and device payments (2025) ·
(714) 953-3515 Dr. Clifton LeeSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5391 Dr. Craig FlathSanta Ana, CA · $124 in drug and device payments (2025) ·
(714) 619-5383 Dr. Dustin Morris, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5391 Dr. Gene Jang, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5383 Dr. Henry Wee, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 636-0343 Dr. Jason Kim, DOSanta Ana, CA · $120 in drug and device payments (2025) ·
(714) 619-5383 Dr. Jennifer Engstrom, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(949) 417-1825 Dr. Jerimarie PasiliaoSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5383 Dr. Ji-guang Jin, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-3500 Dr. Jim Nguyen, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 679-0852 Dr. Lawrence Ong, M.D., M.ENG.Santa Ana, CA · $1,621 in drug and device payments (2025) ·
(800) 888-2186 Dr. Lowell Boehland, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 636-0342 Dr. Manuel Saenz, MDSanta Ana, CA · $851 in drug and device payments (2025) ·
(714) 754-5454 Dr. Matthew Tan, MDSanta Ana, CA · $8,591 in drug and device payments (2025) ·
(714) 495-4050 Dr. Melisa Erick, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(800) 883-7243 Dr. Omar Chowdhry, D.O.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-3500 Dr. Robert Hoo, MDSanta Ana, CA · $168 in drug and device payments (2025) ·
(714) 835-3555 Dr. Ronald Nguyen, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 924-4830 Dr. Russell Taylor, MDSanta Ana, CA · $17 in drug and device payments (2025) ·
(949) 981-5643 Dr. Stanley Hoang, M.D.Santa Ana, CA · $31 in drug and device payments (2025) ·
(714) 619-5383 Dr. Steve Lee, M.D.Santa Ana, CA · $252 in drug and device payments (2025) ·
(714) 347-1000 Dr. Steven Bui, D.O.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-3500 Dr. Tan Le, M.D.Santa Ana, CA · $194 in drug and device payments (2025) ·
(714) 953-3515 Dr. Thomas Lee, MDSanta Ana, CA · $28 in drug and device payments (2025) ·
(714) 953-3500 Dr. Tsung Tsou, M.D.Santa Ana, CA · No drug or device payments recorded (2025) ·
(714) 953-3500 Dr. Vedavathy Vallurupalli, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5383 Dr. Willem Xu, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 619-5391 Dr. Ying-kan Tien, MDSanta Ana, CA · No drug or device payments recorded (2025) ·
(714) 754-5590 Dr. Yuchen LiuSanta Ana, CA · No drug or device payments recorded (2025) ·
(146) 195-3837 Dr. Ai-shan Tang, M.D.Santa Barbara, CA · $22 in drug and device payments (2025) ·
(805) 682-7751 Dr. Allegra Lobell, MDSanta Barbara, CA · $127 in drug and device payments (2025) ·
(805) 967-3411 Dr. Anna Harter, M.D.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7751 Dr. April Jung, MDSanta Barbara, CA · $196 in drug and device payments (2025) ·
(805) 682-7751 Dr. Ari HuverserianSanta Barbara, CA · $124 in drug and device payments (2025) ·
(805) 682-7751 Dr. Benjamin Icard, MDSanta Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7111 Dr. Betty Helton, M.D.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7751 Dr. Bruce Goetting, M.D.Santa Barbara, CA · $21 in drug and device payments (2025) ·
(805) 682-7751 Dr. Carl Hein, M.D.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 967-6353 Dr. Carol Del Ciello, MDSanta Barbara, CA · No drug or device payments recorded (2025) ·
(805) 452-6224 Dr. Carolyn Ann Jewell, M.D.Santa Barbara, CA · $36 in drug and device payments (2025) ·
(805) 682-7751 Dr. Christine Jette, MDSanta Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7111 Dr. Christopher Clave, M.D.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7751 Dr. Christopher Miller, M.D.Santa Barbara, CA · $103 in drug and device payments (2025) ·
(805) 682-7751 Dr. Cong Li, M.D.Santa Barbara, CA · No drug or device payments recorded (2025) ·
(805) 682-7751 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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