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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. Bard Cosman, M.D.
San Diego, CA · $31 in drug and device payments (2025) · (661) 872-3311
Dr. Benedict Capacio, MD
San Diego, CA · No drug or device payments recorded (2025) · (443) 299-9875
Dr. Bradley Bartos, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5000
Dr. Bradley Kawano
San Diego, CA · $337 in drug and device payments (2025) · (619) 471-3859
Dr. Bret Langenberg, DO, FACS
San Diego, CA · $645 in drug and device payments (2025) · (619) 295-8677
Dr. Briana Digiore, MD
San Diego, CA · $21 in drug and device payments (2025) · (800) 926-8273
Dr. Brian Barbick, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 532-7575
Dr. Brian Nguyen, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 662-1222
Dr. Bryan Clary, M.D.
San Diego, CA · $352 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Charles Dinerman, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5000
Dr. Charles Theuer, MD
San Diego, CA · No drug or device payments recorded (2025) · (858) 251-3490
Dr. Christina Casteel, MD
San Diego, CA · No drug or device payments recorded (2025) · (858) 279-5599
Dr. Christopher Wybourn, MD
San Diego, CA · $362 in drug and device payments (2025) · (858) 565-0104
Dr. Claire Janssen, M.D.
San Diego, CA · No drug or device payments recorded (2025) · Telehealth · (619) 471-3859
Dr. Clara Lee, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 794-8247
Dr. Connor Arellano, DO
San Diego, CA · No drug or device payments recorded (2025) · (661) 916-7904
Dr. Dan Giurgiu, MD
San Diego, CA · $1,221 in drug and device payments (2025) · (619) 298-8891
Dr. Daniel Kosoy, MD FACS FRCSC
San Diego, CA · No drug or device payments recorded (2025) · (858) 939-3400
Dr. David Balch, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 298-8891
Dr. David Bernstein, M.D.
San Diego, CA · $4,354 in drug and device payments (2025) · (858) 657-7025
Dr. David Gallus, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 532-7577
Dr. David Greenblatt, M.D.
San Diego, CA · $976 in drug and device payments (2025) · (858) 499-2600
Dr. David Hoyt, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-7200
Dr. David Poon, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 528-5000
Dr. Debra Lowry, M.D.
San Diego, CA · $95 in drug and device payments (2025) · (619) 523-8250
Dr. Diane Wintz, MD
San Diego, CA · $58 in drug and device payments (2025) · (858) 939-3200
Dr. Duane Nash, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (415) 371-1543
Dr. Edgar Manzanera, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 543-6222
Dr. Edward Busch, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 400-5026
Dr. Elizabeth Helmer, M.D.
San Diego, CA · $112 in drug and device payments (2025) · Telehealth · (619) 543-6502
Dr. Emily Kerby
San Diego, CA · $1,500 in drug and device payments (2025) · (858) 637-4700
Dr. Eric Luedke, M.D.
San Diego, CA · $8,095 in drug and device payments (2025) · Telehealth · (858) 939-8350
Dr. Erika Baird, MD
San Diego, CA · $20,564 in drug and device payments (2025) · (800) 926-8273
Dr. Erin Price, MD
San Diego, CA · $522 in drug and device payments (2025) · (619) 298-8891
Dr. Ernie Vazquez-white, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (787) 223-0082
Dr. Eugene Rumsey, MD FACS
San Diego, CA · No drug or device payments recorded (2025) · (619) 298-9931
Dr. Garth Jacobsen, MD
San Diego, CA · $17,214 in drug and device payments (2025) · Telehealth · (619) 543-6711
Dr. Gary Bench, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 565-0104
Dr. Gary Clark, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 939-3525
Dr. Gene Yang, M.D.
San Diego, CA · $5,909 in drug and device payments (2025) · (800) 926-8273
Dr. Geoffrey Stiles, MD
San Diego, CA · No drug or device payments recorded (2025) · (858) 279-5599
Dr. George Linville, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (619) 545-1148
Dr. George Mueller, M.D.
San Diego, CA · $72 in drug and device payments (2025) · (858) 565-0104
Dr. George Zorn, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 298-9931
Dr. Glenn Wakam, MD
San Diego, CA · $1,954 in drug and device payments (2025) · (800) 926-8273
Dr. Gordon Wisbach, M.D
San Diego, CA · $20,404 in drug and device payments (2025) · (619) 532-7579
Dr. Graham Davis, MD
San Diego, CA · $929 in drug and device payments (2025) · (610) 246-8040
Dr. Gregory Imler, M.D.
San Diego, CA · No drug or device payments recorded (2025) · (858) 616-8200
Dr. Hannah Hollandsworth, MD
San Diego, CA · $1,704 in drug and device payments (2025) · Telehealth · (800) 926-8273
Dr. Harry Elshire, MD
San Diego, CA · No drug or device payments recorded (2025) · (619) 532-7577

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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Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.