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. Jonathan Levin, MD
Novato, CA · No drug or device payments recorded (2025) · (415) 898-6190
Dr. Ramon Berguer, MD
Novato, CA · $5,624 in drug and device payments (2025) · (415) 845-3912
Dr. Adam Gutierrez, M.D.
Oakland, CA · $326 in drug and device payments (2025) · (510) 437-4893
Dr. Ajay Upadhyay, MD
Oakland, CA · $1,072 in drug and device payments (2025) · (510) 465-5523
Dr. Alden Harken, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4091
Dr. Alisha Heximer, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4743
Dr. Alpana Soni, M.D
Oakland, CA · No drug or device payments recorded (2025) · (858) 336-6089
Dr. Amy Tolan, MD
Oakland, CA · $7,083 in drug and device payments (2025) · (510) 752-1000
Dr. Ashish Patel, MD
Oakland, CA · $308 in drug and device payments (2025) · (510) 752-1000
Dr. Austin Roadarmel, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-5039
Dr. Barnard Palmer, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Benjamin Sopczynski, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 465-5523
Dr. Beverly Bolinger, MD
Oakland, CA · $18 in drug and device payments (2025) · (510) 752-1000
Dr. Brynnen Forster, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4965
Dr. Cheryl Park, M.D.
Oakland, CA · $358 in drug and device payments (2025) · (510) 437-4743
Dr. Collin Mbanugo, M.D.
Oakland, CA · $1,803 in drug and device payments (2025) · (510) 272-9610
Dr. David Blumberg, MD
Oakland, CA · $173 in drug and device payments (2025) · (510) 204-8168
Dr. Diane Kwan, M.D.
Oakland, CA · $34,699 in drug and device payments (2025) · Telehealth · (510) 465-5523
Dr. Elizabeth Cureton, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Eliza White, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Elsa Hirvela, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4266
Dr. Emily Miraflor, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4800
Dr. Erik Madden, M.D.
Oakland, CA · No drug or device payments recorded (2025) · Telehealth · (510) 625-2856
Dr. Florencia Beleniski, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 752-1000
Dr. Gavino Oliva, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 267-7931
Dr. Genna Beattie, M.D.
Oakland, CA · $64 in drug and device payments (2025) · (510) 437-4965
Dr. Gerardo Davalos, MD
Oakland, CA · No drug or device payments recorded (2025) · (151) 065-5400
Dr. Gregory Broderick-villa, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 465-5523
Dr. Gregory Victorino, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4965
Dr. Hnoukaj Lyfoung, MD
Oakland, CA · $625 in drug and device payments (2025) · Telehealth · (510) 465-5523
Dr. Jeffrey Velotta, MD
Oakland, CA · $9,947 in drug and device payments (2025) · (510) 752-1000
Dr. Jennifer Lee, M.D.
Oakland, CA · $785 in drug and device payments (2025) · (510) 465-5523
Dr. Jessica Della Valle, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4965
Dr. Jessica Keeley, MD
Oakland, CA · $1,263 in drug and device payments (2025) · (510) 437-4965
Dr. Jonathan Svahn, MD
Oakland, CA · $61 in drug and device payments (2025) · Telehealth · (510) 752-1000
Dr. Jon Greif, D.O.
Oakland, CA · No drug or device payments recorded (2025) · (510) 835-9900
Dr. Jorge Flores, MD
Oakland, CA · $4,839 in drug and device payments (2025) · (510) 437-4965
Dr. Kelley Chuang, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4089
Dr. Kenneth Chang, M.D.
Oakland, CA · $655 in drug and device payments (2025) · (510) 835-2070
Dr. Kristin Kanka, D.O.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4089
Dr. Lornie Phillips, MD
Oakland, CA · $153 in drug and device payments (2025) · (510) 437-4089
Dr. Lucia Chou, M.D.
Oakland, CA · $3,597 in drug and device payments (2025) · (510) 752-1000
Dr. Michael Sung
Oakland, CA · $14,856 in drug and device payments (2025) · (510) 465-5523
Dr. Minhao Zhou, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 625-6262
Dr. Miriam Bullard, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4965
Dr. Nicholas Gonsalves, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 465-5523
Dr. Olakunle Ajayi, MD
Oakland, CA · $204 in drug and device payments (2025) · Telehealth · (510) 752-1000
Dr. Oleg Merzlikin, MD
Oakland, CA · No drug or device payments recorded (2025) · (510) 204-8168
Dr. Pooyan Sadeghi, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (415) 306-3432
Dr. Rachel Gomez, M.D.
Oakland, CA · No drug or device payments recorded (2025) · (510) 437-4965

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.