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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. Mark Choi, MD
Los Angeles, CA · $7,466 in drug and device payments (2025) · (800) 954-8000
Dr. Mark Lewis
Los Angeles, CA · $276 in drug and device payments (2025) · (323) 442-7824
Dr. Mark Sawicki, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 268-3298
Dr. Mark Yost, MD, MPH
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-9111
Dr. Martin Barrio, MD, MS
Los Angeles, CA · $36 in drug and device payments (2025) · (310) 267-7838
Dr. Martin Valencia, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-6078
Dr. Masha Livhits, M.D.
Los Angeles, CA · $20,631 in drug and device payments (2025) · Telehealth · (310) 267-7838
Dr. Matthias Stelzner, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 268-4341
Dr. Max Schumm, M.D,
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (415) 205-8468
Dr. Megan Brenner, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 267-7741
Dr. Megan Loo
Los Angeles, CA · $15,612 in drug and device payments (2025) · Telehealth · (323) 442-7824
Dr. Michael Choi, M.D.
Los Angeles, CA · $384 in drug and device payments (2025) · (949) 439-3121
Dr. Michael Fong, M.D.
Los Angeles, CA · $80 in drug and device payments (2025) · (626) 975-1685
Dr. Michael Moneyhon, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (859) 420-3672
Dr. Michael Tam, M.D.
Los Angeles, CA · $120 in drug and device payments (2025) · Telehealth · (323) 783-7510
Dr. Michael Yeh, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (310) 267-7838
Dr. Michele Fujimoto, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 783-1737
Dr. Michelle Kim, MD
Los Angeles, CA · $870 in drug and device payments (2025) · (323) 442-9064
Dr. Michelle Manesh
Los Angeles, CA · $1,404 in drug and device payments (2025) · (240) 778-3529
Dr. Miguel Burch, M.D.
Los Angeles, CA · $11,462 in drug and device payments (2025) · Telehealth · (310) 423-8350
Dr. Miles Yamaguchi, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 668-4515
Dr. Miriam Abaunza, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (909) 267-5900
Dr. Mollie Carter, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 720-9420
Dr. Monali Misra, M.D.
Los Angeles, CA · $16,219 in drug and device payments (2025) · (424) 999-5677
Dr. Moon Ip, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 298-1000
Dr. Morad Tourah, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 742-5961
Dr. Morgan Hennessy, MD, PHD
Los Angeles, CA · $10,694 in drug and device payments (2025) · Telehealth · (310) 423-8350
Dr. Morgan Ulloa, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 660-2450
Dr. Moshe Barnajian, M.D.
Los Angeles, CA · $558 in drug and device payments (2025) · Telehealth · (213) 947-4938
Dr. Motohisa Tsuruta, MD
Los Angeles, CA · $1,181 in drug and device payments (2025) · (323) 409-8597
Dr. Moussa Moshfegh, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 933-3810
Dr. Murray Kwon, MD
Los Angeles, CA · $6,374 in drug and device payments (2025) · Telehealth · (310) 825-9011
Dr. Na Eun Kim, MD
Los Angeles, CA · $2,802 in drug and device payments (2025) · (310) 825-2144
Dr. Namir Katkhouda, MD
Los Angeles, CA · $49,223 in drug and device payments (2025) · (323) 442-9062
Dr. Nathan Gittleman, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 656-1143
Dr. Neel Joshi, M.D.
Los Angeles, CA · $7,403 in drug and device payments (2025) · Telehealth · (310) 423-8350
Dr. Nir Wasserberg, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 442-6811
Dr. Norman Bautista, M.D.
Los Angeles, CA · $175 in drug and device payments (2025) · (323) 663-0465
Dr. Ofir Ziv, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 423-4612
Dr. On Wang, M.D.
Los Angeles, CA · $181 in drug and device payments (2025) · (818) 504-7265
Dr. Oscar Hines, MD
Los Angeles, CA · $2,160 in drug and device payments (2025) · Telehealth · (310) 794-7788
Dr. Parviz Amid, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (818) 222-8809
Dr. Parviz Daniels, M.D., F.A.C.S
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 933-7571
Dr. Patrick Mcgillen, MD
Los Angeles, CA · $281 in drug and device payments (2025) · (323) 226-2622
Dr. Paul Perch, MD
Los Angeles, CA · $129 in drug and device payments (2025) · (323) 783-4595
Dr. Paul Ting, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 857-2000
Dr. Paul Wisniowski, M.D.
Los Angeles, CA · $20,004 in drug and device payments (2025) · (310) 423-8350
Dr. Pedram Zargari, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-5510
Dr. Peter Crookes, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 442-5910
Dr. Peyman Benharash, MD
Los Angeles, CA · $28,643 in drug and device payments (2025) · (310) 206-6717

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.