HealthcareDiscovery.AI / Doctors / California / San Francisco / Radiation Oncology

Radiation Oncology in San Francisco, California

Data updated monthly · Last refresh September 2026

46 Radiation Oncology providers practice in San Francisco, and 39% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Radiation Oncology providers in San Francisco

Listed alphabetically. 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. Alexander Geng, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-6420
Dr. Alexander Gottschalk, M.D.
San Francisco, CA · $123 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Alexandra Elena Hotca-cho, MD
San Francisco, CA · $117 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Anna Paulsson, M.D.
San Francisco, CA · $255 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Anthony Wong, MD, PHD
San Francisco, CA · $189 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Barbara Fowble, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-8659
Dr. Barry Chauser, MD
San Francisco, CA · $67 in drug and device payments (2025) · (209) 342-2300
Dr. Catherine Park, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7175
Dr. David Kornguth, M.D.
San Francisco, CA · $1,935 in drug and device payments (2025) · (415) 541-0800
Dr. David Raleigh, M.D., PH.D.
San Francisco, CA · $1,845 in drug and device payments (2025) · Telehealth · (415) 514-2345
Dr. Emi Yoshida, M.D.
San Francisco, CA · $2,240 in drug and device payments (2025) · Telehealth · (415) 502-1645
Dr. Encouse Golden, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 476-1000
Dr. Harish Vasudevan, MD, PHD
San Francisco, CA · $18 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. I-chow Hsu, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Jason Chan, M.D.
San Francisco, CA · $120 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Jean Nakamura, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-8900
Dr. Jennifer Yu, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Jessica Chew
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (510) 437-4800
Dr. John Lee, MD
San Francisco, CA · $325 in drug and device payments (2025) · Telehealth · (209) 342-2300
Dr. John Meyer, MD
San Francisco, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Julian Hong, M.D., M.S.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 502-7222
Dr. Kavita Mishra, M.D., M.P.H.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 505-9636
Dr. Lauren Boreta, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 443-0283
Dr. Lawrence Scala, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-3600
Dr. Lisa Singer
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 373-7175
Dr. Mary Feng, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 502-7222
Dr. Meiwen Wu, MD
San Francisco, CA · $37 in drug and device payments (2025) · (209) 342-2300
Dr. Michael Corradetti, M.D.
San Francisco, CA · $57 in drug and device payments (2025) · Telehealth · (415) 600-3600
Dr. Monte Fisher, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 637-7487
Dr. Moshiur Anwar, M.D., PH.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Muhammad Nauman Malik, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7175
Dr. Nam Woo Cho, MDPHD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Nicholas Eustace, MD PHD
San Francisco, CA · $1,217 in drug and device payments (2025) · (415) 353-7175
Dr. Nicolas Prionas, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2497
Dr. Rachel Sabol, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7175
Dr. Roy Abendroth, MD
San Francisco, CA · $33 in drug and device payments (2025) · Telehealth · (209) 342-2300
Dr. Sara Huang, MD
San Francisco, CA · No drug or device payments recorded (2025) · (209) 342-2300
Dr. Shervin Shirvani, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-3634
Dr. Siyuan Liu, MD, PHD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Steve Braunstein, MD, PHD
San Francisco, CA · $9,124 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Steven Seyedin, M.D.
San Francisco, CA · $472 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. Sue Yom, M.D., PH.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. Victor Chen, MD, MPH
San Francisco, CA · $149 in drug and device payments (2025) · Telehealth · (415) 353-7175
Dr. William Chen, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-7175
Dr. William Chen, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 833-2000
Dr. William Wara, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-7183

Common questions

How many Radiation Oncology providers are in San Francisco, California?

There are 46 Radiation Oncology providers with active NPI records practicing in San Francisco, according to federal NPPES data refreshed monthly.

How many Radiation Oncology providers in San Francisco received drug or device company payments?

18 of 46 (39%) 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 records 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.

All specialties in San Francisco Radiation Oncology across California

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.