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. Matthew Kuettel, M.D.Camp Pendleton, CA · $345 in drug and device payments (2025) ·
(760) 725-1356 Dr. Oleg Ryabinin, M.D.Camp Pendleton, CA · $167 in drug and device payments (2025) ·
(760) 725-1356 Dr. Phillip Brennan, MDCamp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-1288 Dr. Rebecca Rieger, MDCamp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-7356 Dr. Robert ArnoldCamp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-8882 Dr. Thanh Tuyen Huynh, MDCamp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-1356 Dr. Vasiliy OvakimyanCamp Pendleton, CA · $40 in drug and device payments (2025) ·
(760) 725-4357 Dr. Victoria Mcdonald, M.D.Camp Pendleton, CA · $557 in drug and device payments (2025) ·
(760) 725-1356 Dr. William Brunner, M.D.Camp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-1356 Dr. William Butler, M.D.Camp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-1288 Dr. William Sisson, M.D.Camp Pendleton, CA · No drug or device payments recorded (2025) ·
(760) 725-1356 Dr. Gehaan Dsouza, MDCarlsbad, CA · $265 in drug and device payments (2025) ·
(714) 456-5532 Dr. Robert Korbelak, M.D.Carlsbad, CA · No drug or device payments recorded (2025) ·
(760) 519-4996 Dr. Stuart Brodsky, D.O.Carlsbad, CA · No drug or device payments recorded (2025) ·
(760) 603-0806 Dr. Thomas Nelson, M.D.Carlsbad, CA · No drug or device payments recorded (2025) ·
(760) 583-8004 Dr. David Shollenbarger, MDCarmel, CA · No drug or device payments recorded (2025) ·
(831) 625-9512 Dr. Ekai Hsu, MDCarmel, CA · No drug or device payments recorded (2025) ·
(831) 298-0021 Dr. Ralph Keill, MDCarmel Valley, CA · No drug or device payments recorded (2025) ·
(831) 659-5124 Dr. Christopher Traver, M.D.Carmichael, CA · No drug or device payments recorded (2025) ·
(916) 241-9677 Dr. Eric Morse, M.D.Carmichael, CA · $184 in drug and device payments (2025) ·
(916) 536-3600 Dr. Joelle Jakobsen, M.D.Carmichael, CA · $1,467 in drug and device payments (2025) · Telehealth ·
(916) 536-3600 Dr. Keith Jones, MDCarmichael, CA · $1,844 in drug and device payments (2025) · Telehealth ·
(916) 536-2584 Dr. Nicole Thomas, D.O.Carmichael, CA · No drug or device payments recorded (2025) ·
(916) 241-9677 Dr. Anthony Chan, M.D.Castro Valley, CA · $27 in drug and device payments (2025) ·
(510) 204-8168 Dr. James Lesher, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 538-5500 Dr. Louise Hom, M.D.Castro Valley, CA · No drug or device payments recorded (2025) ·
(510) 583-8192 Dr. William Wood, M.D., M.S.Castro Valley, CA · $9,918 in drug and device payments (2025) ·
(510) 538-5500 Dr. Yoshitsugu Teramoto, MDCastro Valley, CA · No drug or device payments recorded (2025) ·
(510) 914-2900 Dr. Anil Gandhi, M.D.Cerritos, CA · No drug or device payments recorded (2025) ·
(562) 653-0180 Dr. Yale Podnos, M.D.Cerritos, CA · $9,333 in drug and device payments (2025) ·
(562) 735-3226 Dr. Jose Covarrubias, MDChico, CA · $4,420 in drug and device payments (2025) · Telehealth ·
(530) 332-5350 Dr. Lydia Schrader, M.D.Chico, CA · No drug or device payments recorded (2025) ·
(530) 332-4530 Dr. Marcella Mclarty, M.D.Chico, CA · No drug or device payments recorded (2025) ·
(530) 809-2154 Dr. Scott Schneider, MDChico, CA · $1,503 in drug and device payments (2025) · Telehealth ·
(530) 342-8200 Dr. Steven Perrins, MDChico, CA · No drug or device payments recorded (2025) ·
(530) 332-4461 Dr. Timothy Merino, MDChico, CA · No drug or device payments recorded (2025) ·
(530) 332-7300 Dr. Babak FarzanehChino, CA · $3,497 in drug and device payments (2025) ·
(909) 590-2299 Dr. Ediltrodito Quianzon, M.D.Chino, CA · No drug or device payments recorded (2025) ·
(909) 464-9675 Dr. Honzen Ou, M.D.Chino, CA · No drug or device payments recorded (2025) ·
(909) 464-9119 Dr. Paul Luo, MDChino, CA · No drug or device payments recorded (2025) ·
(909) 464-9119 Dr. Alex Allwein, MDChula Vista, CA · No drug or device payments recorded (2025) ·
(619) 395-7383 Dr. Amy Day, M.D.Chula Vista, CA · $689 in drug and device payments (2025) · Telehealth ·
(619) 656-6493 Dr. Andrew Hsu, MDChula Vista, CA · $67 in drug and device payments (2025) ·
(619) 425-7470 Dr. Blake Spitzer, MDChula Vista, CA · $110 in drug and device payments (2025) ·
(619) 425-0797 Dr. Bradford Hsu, M.D.Chula Vista, CA · $384 in drug and device payments (2025) ·
(619) 425-4559 Dr. Clifton Ewbank, M.D.Chula Vista, CA · $1,299 in drug and device payments (2025) · Telehealth ·
(619) 425-0797 Dr. Franklin Boyer, M.D.Chula Vista, CA · No drug or device payments recorded (2025) ·
(619) 397-3140 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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