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 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. Tyler Robinson, MD, MPHSacramento, CA · $17,113 in drug and device payments (2025) · Telehealth ·
(916) 733-3314 Dr. Van Buren Lemons, MDSacramento, CA · No drug or device payments recorded (2025) ·
(916) 648-0144 Dr. Victoria Lyo, M.D.Sacramento, CA · $129 in drug and device payments (2025) · Telehealth ·
(916) 703-4459 Dr. Victor Rodriguez, MDSacramento, CA · $2,438 in drug and device payments (2025) · Telehealth ·
(916) 454-6850 Dr. Wen Long, MDSacramento, CA · $520 in drug and device payments (2025) ·
(916) 455-8666 Dr. Wissam Halabi, M.DSacramento, CA · No drug or device payments recorded (2025) · Telehealth ·
(214) 820-2362 Dr. Charles Wilson, M.D.Saint Helena, CA · $3,325 in drug and device payments (2025) · Telehealth ·
(707) 963-6111 Dr. Emmett Tetz, M.D.Saint Helena, CA · No drug or device payments recorded (2025) ·
(707) 963-5239 Dr. Juan Vasquez, MDSaint Helena, CA · $384 in drug and device payments (2025) · Telehealth ·
(707) 963-6111 Dr. Mark Potter, MDSaint Helena, CA · No drug or device payments recorded (2025) ·
(707) 967-1970 Dr. Alexander Di Stante, M.D.Salinas, CA · No drug or device payments recorded (2025) ·
(831) 755-4111 Dr. Atul Jani, M.D.Salinas, CA · $293 in drug and device payments (2025) ·
(831) 424-7389 Dr. Bernadette Diekmann-guiroy, M.D.Salinas, CA · No drug or device payments recorded (2025) ·
(831) 424-7389 Dr. James Dickey, MDSalinas, CA · $206 in drug and device payments (2025) ·
(831) 424-7389 Dr. James Kistler, M.D.Salinas, CA · No drug or device payments recorded (2025) ·
(831) 755-4111 Dr. Leonard Caputo, M.D.Salinas, CA · $487 in drug and device payments (2025) ·
(831) 422-7777 Dr. Neil Rudo, M.D.Salinas, CA · No drug or device payments recorded (2025) ·
(831) 424-7839 Dr. Shin Young Park, MDSalinas, CA · $102 in drug and device payments (2025) ·
(831) 424-7389 Dr. Tarun Bajaj, M.D.Salinas, CA · $1,971 in drug and device payments (2025) ·
(831) 424-7389 Dr. Tatiana Hoyos Gomez, M.D.Salinas, CA · $5,851 in drug and device payments (2025) ·
(831) 424-7389 Dr. Andrew Mccoy, MDSan Andreas, CA · $136 in drug and device payments (2025) ·
(209) 754-0870 Dr. Peter Oliver, MDSan Andreas, CA · $162 in drug and device payments (2025) ·
(209) 754-0870 Dr. Alvaro Bolivar, M.D.San Bernardino, CA · $28 in drug and device payments (2025) ·
(909) 888-8152 Dr. Bharti Jain, M.D.San Bernardino, CA · $2,398 in drug and device payments (2025) ·
(909) 887-3432 Dr. Douglas Krahn, M.D.San Bernardino, CA · $4,351 in drug and device payments (2025) ·
(909) 475-8611 Dr. Fariborz Lalezarzadeh, DOSan Bernardino, CA · $236 in drug and device payments (2025) · Telehealth ·
(909) 883-8834 Dr. Ifeanyi Ugochuku, M.D.San Bernardino, CA · No drug or device payments recorded (2025) ·
(909) 890-1880 Dr. Iliya Goldberg, M.D.San Bernardino, CA · $182 in drug and device payments (2025) · Telehealth ·
(909) 475-8611 Dr. John Kearney, M.D.San Bernardino, CA · $5,492 in drug and device payments (2025) ·
(909) 883-6811 Dr. Ruben Osorio, MDSan Bernardino, CA · $1,817 in drug and device payments (2025) · Telehealth ·
(909) 881-7200 Dr. Shogik Abramyan, M.D.San Bernardino, CA · $6,163 in drug and device payments (2025) ·
(909) 558-3650 Dr. John Feng, MDSan Carlos, CA · No drug or device payments recorded (2025) · Telehealth ·
(650) 596-4120 Dr. Lynn Smolik, MDSan Carlos, CA · No drug or device payments recorded (2025) ·
(650) 322-2055 Dr. Cleveland Lewis, M.D.,San Clemente, CA · No drug or device payments recorded (2025) ·
(949) 218-7981 Dr. Adam Spivack, M.D.San Diego, CA · No drug or device payments recorded (2025) ·
(858) 522-5604 Dr. Aleah Brubaker, MD/PHDSan Diego, CA · $983 in drug and device payments (2025) ·
(800) 926-8273 Dr. Alice Race, MDSan Diego, CA · $2,735 in drug and device payments (2025) · Telehealth ·
(800) 926-8273 Dr. Allan Gamagami, M.D.San Diego, CA · $156 in drug and device payments (2025) · Telehealth ·
(858) 499-2600 Dr. Allison Berndtson, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(800) 926-8273 Dr. Ames Ressa, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Amilcar Exume, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 528-5000 Dr. Amy HernandezSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-7575 Dr. Ana Garcia CabreraSan Diego, CA · $140 in drug and device payments (2025) ·
(800) 926-8273 Dr. Andrew Barnes, MDSan Diego, CA · $175 in drug and device payments (2025) ·
(800) 926-8273 Dr. Annie Mooser, MDSan Diego, CA · $881 in drug and device payments (2025) ·
(619) 532-6400 Dr. Archana Kudva, MDSan Diego, CA · $182 in drug and device payments (2025) ·
(619) 528-5000 Dr. Ashish Patel, M.D.San Diego, CA · $53 in drug and device payments (2025) ·
(858) 657-7000 Dr. Austin Wicks, MDSan Diego, CA · No drug or device payments recorded (2025) ·
(619) 532-7594 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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