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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. Hasanali Khashwji, MD
San Diego, CA · $3,773 in drug and device payments (2025) · (619) 629-8786
Dr. Herman Skorobogaty, MD
San Diego, CA · $161 in drug and device payments (2025) · (619) 567-2320
Dr. Ira Levine, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 298-8891
Dr. Jack Copeland, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-7777
Dr. Jaclyn Parker, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-6222
Dr. James Adams, DO
San Diego, CA · $338 in drug and device payments (2025) · (619) 532-7575
Dr. James Harmon, MD
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (619) 532-7575
Dr. James Reeves, MD
San Diego, CA · $932 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Janice Upton, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 279-5599
Dr. Janos Taller, MD
San Diego, CA · $5,092 in drug and device payments (2025) · (619) 532-7577
Dr. Jason Xia, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Jay Yelon, D.O.
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Jeffery Chakedis, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-6711
Dr. Jeffrey Borut, D.O.
San Diego, CA · $1,452 in drug and device payments (2025) · (619) 532-7579
Dr. Jeffrey Farrier, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5000
Dr. Jeffrey Halldorson, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 637-4700
Dr. Jeffrey Mazin, M.D.,F.A.C.S.,INC.
San Diego, CA · No drug or device payments recorded (2025) · (858) 272-9996
Dr. Jennifer Berumen, M.D
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-5870
Dr. Jennifer Khoe, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 662-1222
Dr. Jerome Manson, M.D.
San Diego, CA · $1,580 in drug and device payments (2025) · (800) 926-8273
Dr. Jesse Bandle, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (224) 616-0232
Dr. Jessica Deree, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 516-7545
Dr. John Frey, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 565-0104
Dr. Jonathan Lim, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 395-3047
Dr. Jonathan Unkart, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (415) 706-9274
Dr. Joslin Cheverie, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 657-8860
Dr. Julie Ellner, M.D.
San Diego, CA · $99 in drug and device payments (2025) · Telehealth · (619) 286-7866
Dr. Julie Le, M.D.
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (800) 926-8273
Dr. Justin Beck, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (405) 209-4201
Dr. Justin Parekh, MD
San Diego, CA · No drug or device payments recorded (2025) · (858) 657-6487
Dr. Justin Wu, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 662-1222
Dr. Kendra Black, M.D.
San Diego, CA · $145 in drug and device payments (2025) · (800) 926-8273
Dr. Kimberly Peck, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 299-2600
Dr. Kirby Browns, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 463-3001
Dr. Kris Siriratsivawong, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 532-7579
Dr. Kristian Brown, M.D., PHD
San Diego, CA · No drug or device payments recorded (2025) · (858) 637-4800
Dr. Kristin Stevens, M.D.
San Diego, CA · $95 in drug and device payments (2025) · (619) 545-1148
Dr. Lara Spence, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-7107
Dr. Laura Adams, MD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Laura Haines, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-6886
Dr. Laurence Tanaka, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 298-9931
Dr. Leah Farinas, M.D.
San Diego, CA · $154 in drug and device payments (2025) · (619) 522-2900
Dr. Lisa Kurth, MD
San Diego, CA · $16,139 in drug and device payments (2025) · (800) 926-8273
Dr. Lisa Parry, MD
San Diego, CA · $254 in drug and device payments (2025) · Telehealth · (858) 822-6277
Dr. Louis Katzman, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 444-5917
Dr. Luke Beardslee, MD, PHD
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Mariam Astarabadi, MD, MS
San Diego, CA · No drug or device payments recorded (2025) · (800) 926-8273
Dr. Mark Schumacher, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5000
Dr. Marquis Hart, M.D.
San Diego, CA · $1,591 in drug and device payments (2025) · (858) 637-4700
Dr. Maryanne Howard, DO
San Diego, CA · No drug or device payments recorded (2025) · (301) 295-4000

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.

Surgery in all 50 states Search all 3,111 in the directory Ask Zach for help choosing

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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.