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. Nicole Baril, MDRiverside, CA · $48 in drug and device payments (2025) ·
(909) 353-2000 Dr. Oscar Garcia, M.D.Riverside, CA · $1,318 in drug and device payments (2025) ·
(866) 984-7483 Dr. Rahul Gohil, MDRiverside, CA · $48 in drug and device payments (2025) ·
(951) 278-8870 Dr. Robert Rudek, MDRiverside, CA · No drug or device payments recorded (2025) ·
(909) 353-2000 Dr. Shin-chern Wang, MDRiverside, CA · $341 in drug and device payments (2025) · Telehealth ·
(909) 418-2700 Dr. Subbu Nagappan, MDRiverside, CA · $30 in drug and device payments (2025) ·
(951) 782-3651 Dr. Tara Wilson, MDRiverside, CA · $170 in drug and device payments (2025) ·
(951) 278-8870 Dr. Tina Ng, M.D.Riverside, CA · $1,451 in drug and device payments (2025) · Telehealth ·
(951) 278-8870 Dr. Tom Lin, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 278-8870 Dr. Trieu Do, MDRiverside, CA · $1,472 in drug and device payments (2025) ·
(951) 373-5800 Dr. Tuong Nguyen, M.D.Riverside, CA · $3,878 in drug and device payments (2025) ·
(951) 276-9012 Dr. William Alex, MDRiverside, CA · No drug or device payments recorded (2025) ·
(951) 682-2036 Dr. Zahid Hoda, M.D.Riverside, CA · $1,073 in drug and device payments (2025) ·
(866) 984-7483 Dr. Tania Grivas, M.D.Rolling Hills Estates, CA · No drug or device payments recorded (2025) ·
(310) 293-9994 Dr. Antonio Ong, M.D.Rosemead, CA · No drug or device payments recorded (2025) ·
(626) 573-1160 Dr. Alan Mcnabb, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 781-2500 Dr. Amanda Ly, DORoseville, CA · $205 in drug and device payments (2025) ·
(916) 250-2596 Dr. Andrew De Mar, M.D.Roseville, CA · $16 in drug and device payments (2025) ·
(916) 797-7534 Dr. Benjamin Shadle, M.D.Roseville, CA · $62 in drug and device payments (2025) · Telehealth ·
(916) 773-8750 Dr. Christopher Chiu, MDRoseville, CA · No drug or device payments recorded (2025) ·
(267) 257-7600 Dr. Colton Lynn, MDRoseville, CA · $551 in drug and device payments (2025) ·
(916) 781-1000 Dr. Daniel Monahan, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 791-8346 Dr. David Skeehan, D.O.Roseville, CA · $8,853 in drug and device payments (2025) ·
(916) 250-2596 Dr. Elizabeth Roesler, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(262) 203-4919 Dr. Glenn Tse, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4147 Dr. Jay Robertson, D.O.Roseville, CA · $1,307 in drug and device payments (2025) ·
(916) 250-2596 Dr. Jeffrey Moore, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-5433 Dr. Jonathan Wardell, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Joseph Logarbo, MDRoseville, CA · $412 in drug and device payments (2025) ·
(916) 781-1000 Dr. Joshua Kehoe, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Kiranpreet Nagra, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 749-8415 Dr. Leighton Belden, M.D.Roseville, CA · $58 in drug and device payments (2025) · Telehealth ·
(916) 773-8750 Dr. Lolita Palmer, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 773-8750 Dr. Michael Ridgeway, M.D.Roseville, CA · $179 in drug and device payments (2025) ·
(916) 781-1382 Dr. Mindy Young-reeves, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Patrick Sullivan, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Philip Bosco, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 781-1382 Dr. Richard Parent, MDRoseville, CA · $5,375 in drug and device payments (2025) ·
(916) 784-4144 Dr. Rolf Gulbrandson, M.D.Roseville, CA · No drug or device payments recorded (2025) ·
(916) 781-2500 Dr. Ryan Chen, MDRoseville, CA · $2,896 in drug and device payments (2025) ·
(916) 250-2596 Dr. Sai Cherukuri, MBBSRoseville, CA · No drug or device payments recorded (2025) ·
(916) 781-1000 Dr. Samia Foster, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Shumaila Syed, MDRoseville, CA · $3,014 in drug and device payments (2025) ·
(916) 773-8750 Dr. Thomas Dugoni, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 784-4000 Dr. Thomas Polidore, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 773-8750 Dr. Valerie Mai, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 462-8410 Dr. Vanessa FranzRoseville, CA · $3,251 in drug and device payments (2025) ·
(916) 784-4144 Dr. Varun Kapur, M.DRoseville, CA · $350 in drug and device payments (2025) ·
(916) 781-1000 Dr. Wynter Phoenix, M.DRoseville, CA · $214 in drug and device payments (2025) ·
(916) 791-8346 Dr. Yona Barash, MDRoseville, CA · No drug or device payments recorded (2025) ·
(916) 863-1805 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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