HealthcareDiscovery.AI / Doctors / California / Surgery

General Surgeons in California

Data updated monthly · Last refresh October 2026

3,111 Surgery providers practice in California, including 468 (15%) 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.

3,111providers
468telehealth
Los Angelestop city

Surgery by city in California

Choose a city to see providers there.

Surgery in Los Angeles260 providers
Surgery in San Francisco205 providers
Surgery in San Diego158 providers
Surgery in Sacramento106 providers
Surgery in Fresno67 providers
Surgery in Palo Alto64 providers
Surgery in Oakland60 providers
Surgery in Orange59 providers
Surgery in Riverside53 providers
Surgery in Loma Linda52 providers
Surgery in San Jose50 providers
Surgery in Torrance49 providers
Surgery in Stanford46 providers
Surgery in La Jolla43 providers
Surgery in Bakersfield40 providers
Surgery in Modesto35 providers
Surgery in Santa Monica35 providers
Surgery in Roseville35 providers
Surgery in Walnut Creek33 providers
Surgery in Newport Beach32 providers
Surgery in Beverly Hills31 providers
Surgery in Anaheim30 providers
Surgery in Pasadena27 providers
Surgery in West Hollywood24 providers

Surgery 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. Alexander Nedopil, M.D.
Lodi, CA · $291,701 in drug and device payments (2025) · Telehealth · (209) 334-8514
Dr. Denny Schoch, M.D.
Lodi, CA · No drug or device payments recorded (2025) · (209) 334-2010
Dr. George Mowry, MD
Lodi, CA · No drug or device payments recorded (2025) · (209) 339-7575
Dr. Gordon Fahey, MD
Lodi, CA · No drug or device payments recorded (2025) · (209) 334-2010
Dr. Michael Ketelaar, M. D.
Lodi, CA · No drug or device payments recorded (2025) · (209) 368-7121
Dr. Rolando Simeon, MD
Lodi, CA · $920 in drug and device payments (2025) · (209) 333-1441
Dr. Tony Chang, M.D.
Lodi, CA · $45 in drug and device payments (2025) · (209) 333-1441
Dr. Aarthy Kannappan, M.D.
Loma Linda, CA · $37 in drug and device payments (2025) · (909) 558-2822
Dr. Afshin Molkara, M.D.
Loma Linda, CA · $1,008 in drug and device payments (2025) · (909) 558-2822
Dr. Alison Dumitriu, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Amanda Barnes, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (213) 584-9116
Dr. Andre Nguyen, M.D.
Loma Linda, CA · $26 in drug and device payments (2025) · (909) 558-2822
Dr. Andy Sohn, MD
Loma Linda, CA · $4,122 in drug and device payments (2025) · (909) 558-4286
Dr. Antonio Abiog, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 583-6064
Dr. Antonio Robles, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Arnoldo Tabuenca, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Arvand Elihu, M.D.
Loma Linda, CA · $708 in drug and device payments (2025) · Telehealth · (909) 558-4000
Dr. Carlos Balarezo, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Christian Bianchi
Loma Linda, CA · $54,679 in drug and device payments (2025) · Telehealth · (909) 583-6064
Dr. Colin Brown, M.D.
Loma Linda, CA · $8,141 in drug and device payments (2025) · Telehealth · (909) 558-2822
Dr. Crystal Alvarez, D.O.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4000
Dr. Donald Moores, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Emily Stevenson
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Gia Gill, MD, FRSCS
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-7884
Dr. Gregory Saunders, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Hadley Freeman, MD
Loma Linda, CA · No drug or device payments recorded (2025) · Telehealth · (909) 558-5939
Dr. Hamza Durrani, M.B.B.S.
Loma Linda, CA · $440 in drug and device payments (2025) · Telehealth · (909) 651-9863
Dr. Harry Ou, M.D.
Loma Linda, CA · $18 in drug and device payments (2025) · (909) 618-8848
Dr. Hector Ludi, M.D.
Loma Linda, CA · $1,972 in drug and device payments (2025) · (909) 558-2822
Dr. Imazul Qadir, MD
Loma Linda, CA · $120 in drug and device payments (2025) · (909) 558-2822
Dr. Ismael Diallo
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Jakub Woloszyn, MD
Loma Linda, CA · $6,862 in drug and device payments (2025) · (909) 558-3650
Dr. Jason Sterris
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Jason Tomlin, M.D.
Loma Linda, CA · $120 in drug and device payments (2025) · (909) 558-2822
Dr. Javid Sadjadi, M.D.
Loma Linda, CA · $135 in drug and device payments (2025) · Telehealth · (909) 651-5948
Dr. Jazmin Cole, M.D.
Loma Linda, CA · $965 in drug and device payments (2025) · Telehealth · (909) 558-4000
Dr. Jill Reiss, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 825-7084
Dr. J. Killeen, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Jorge Rivera, M.D.
Loma Linda, CA · $307 in drug and device payments (2025) · (909) 558-2822
Dr. Juan Astudillo-cordova, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-8131
Dr. Jukes Namm, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-4286
Dr. Keith Scharf, DO
Loma Linda, CA · $88 in drug and device payments (2025) · (909) 558-4286
Dr. Kristine Zmaj
Loma Linda, CA · $3,639 in drug and device payments (2025) · (909) 583-6064
Dr. Lester Mohr, M.D.
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Marcos Michelotti, M.D.
Loma Linda, CA · $16,446 in drug and device payments (2025) · (909) 558-2822
Dr. Mary Oh, MD
Loma Linda, CA · $20,115 in drug and device payments (2025) · (909) 558-2822
Dr. Morgan Petersen, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822
Dr. Nephtali Gomez, M.D.
Loma Linda, CA · $523 in drug and device payments (2025) · (909) 558-2262
Dr. Nicholas Kinder, DO
Loma Linda, CA · $16 in drug and device payments (2025) · (909) 558-4000
Dr. Nicole Depolo, MD
Loma Linda, CA · No drug or device payments recorded (2025) · (909) 558-2822

Common questions

How many Surgery providers are in California?

There are 3,111 Surgery providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Surgery providers in California offer telehealth?

Yes. 468 of the 3,111 Surgery providers in California (about 15%) report offering telehealth services in CMS data.

Which cities in California have the most Surgery providers?

Los Angeles (260), San Francisco (205), San Diego (158) have the highest concentration of Surgery providers in California.

How many Surgery providers in California received drug or device company payments?

1,519 of 3,111 Surgery providers in California (49%) 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 General Surgeons in California work in independent practices or large health systems?

Among 1,794 General Surgeons in California enrolled in Medicare, 24% bill through a solo or small practice with fewer than 10 clinicians, 14% through a mid-size group of 10 to 99, and 62% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do General Surgeons in California work at?

According to CMS facility affiliation records, the California hospitals where the most General Surgeons hold privileges are Stanford Health Care in Stanford; UCSF Medical Center in San Francisco; Ronald Reagan UCLA Medical Center in Los Angeles.

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Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Surgery in California? Get featured.