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. Ryan Toole, D.ORedlands, CA · No drug or device payments recorded (2025) ·
(909) 793-3311 Dr. Sotero Escarza, M.D.Redlands, CA · No drug or device payments recorded (2025) ·
(909) 793-3311 Dr. Sue Field, MDRedlands, CA · No drug or device payments recorded (2025) ·
(909) 793-3311 Dr. Telfer Griffith, M.D.Redlands, CA · $16 in drug and device payments (2025) ·
(909) 831-5638 Dr. Thomas Talamo, M.D.Redlands, CA · No drug or device payments recorded (2025) ·
(909) 793-3311 Dr. Macantoine Louis-jacques, MDRedondo Beach, CA · No drug or device payments recorded (2025) ·
(310) 376-2707 Dr. Peter Mendelsohn, M.D.Redondo Beach, CA · $32 in drug and device payments (2025) ·
(310) 376-2707 Dr. Aviva Cohen, M.D.Redwood City, CA · $242 in drug and device payments (2025) ·
(650) 369-5811 Dr. Brian LinRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-7800 Dr. Charles Reighard, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Daniel Mcfarland, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 367-5990 Dr. Debra ReinkingRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 367-5992 Dr. Donald Keating, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 369-5811 Dr. Homai Kasad, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Jaber HanhanRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Jai Uttam, MDRedwood City, CA · $115 in drug and device payments (2025) ·
(559) 459-6000 Dr. Jasper Chen, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Jeffrey ShapiroRedwood City, CA · $72 in drug and device payments (2025) ·
(650) 367-5992 Dr. John Rosoff, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. John Sun, M.D.Redwood City, CA · $23 in drug and device payments (2025) ·
(650) 299-2000 Dr. Joshua Chiu, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-5413 Dr. Kathleen Vuong, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Kelly Ly, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-3142 Dr. Laura Chan, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Lewis MargolisRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 367-5992 Dr. Linh Bui, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Lisa Querimit, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Maung Shin, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 367-5632 Dr. Meghan Tieu, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Rafael Villeda, MDRedwood City, CA · $20 in drug and device payments (2025) ·
(650) 299-2606 Dr. Robert Fisher, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 369-5811 Dr. Ronald Morgan, MDRedwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Scott Pritzlaff, M.D.Redwood City, CA · $61,105 in drug and device payments (2025) · Telehealth ·
(650) 723-6238 Dr. Sun Leung, MDRedwood City, CA · $24 in drug and device payments (2025) ·
(650) 299-2000 Dr. Tad Nishimura, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 367-5992 Dr. Vanessa Tang, M.D.Redwood City, CA · No drug or device payments recorded (2025) ·
(650) 299-2000 Dr. Vinod Chopra, M.D.Redwood City, CA · $57 in drug and device payments (2025) ·
(650) 299-3142 Dr. Christopher Huynh, M.D. Dr. Karel Kretzschmar, MDRichmond, CA · No drug or device payments recorded (2025) ·
(510) 307-1500 Dr. Alamelu Nagappan, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 782-3801 Dr. Alex NhanRiverside, CA · No drug or device payments recorded (2025) ·
(951) 788-3000 Dr. Angel Jose Vaca, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 686-3575 Dr. Anthony Gonzales, M.D.Riverside, CA · No drug or device payments recorded (2025) ·
(951) 688-7270 Dr. Anthony Ma, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Ashish Sinha, MDRiverside, CA · $360 in drug and device payments (2025) ·
(951) 788-3000 Dr. Ayman Ads, M.D.Riverside, CA · $34 in drug and device payments (2025) ·
(951) 688-7270 Dr. Babar Iqbal, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 729-9822 Dr. Barbara Brar, MDRiverside, CA · $238 in drug and device payments (2025) ·
(951) 686-3575 Dr. Bennett Martin, MDRiverside, CA · $14 in drug and device payments (2025) ·
(951) 686-3575 Dr. Bruce Holmblad, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 686-3575 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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