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Radiation Oncology in Los Angeles, California

Data updated monthly · Last refresh September 2026

97 Radiation Oncology providers practice in Los Angeles, and 41% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Radiation Oncology providers in Los Angeles

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. Adam Garsa, M.D.
Los Angeles, CA · $1,249 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Afshin Safa, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (310) 825-9771
Dr. Ahmad Sadeghi, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 478-3711
Dr. Aimee Quan, MD
Los Angeles, CA · $231 in drug and device payments (2025) · (323) 783-4011
Dr. Alan Lee, M.D.
Los Angeles, CA · $1,126 in drug and device payments (2025) · Telehealth · (310) 825-0128
Dr. Albert Chang, MD PHD
Los Angeles, CA · $67,538 in drug and device payments (2025) · Telehealth · (310) 825-0128
Dr. Amar Kishan, M.D.
Los Angeles, CA · $16,524 in drug and device payments (2025) · Telehealth · (310) 825-9771
Dr. Andrew Lim, MD, BSC
Los Angeles, CA · $325 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Ann Raldow, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (310) 825-9771
Dr. Aram Modrek, MD, PHD
Los Angeles, CA · $24 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Aroor Rao, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 783-4011
Dr. Atefeh Rezaei, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-9775
Dr. Barry Goy, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 783-4011
Dr. Bernard Lewinsky, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (213) 744-1460
Dr. Brittney Chau, MD
Los Angeles, CA · $209 in drug and device payments (2025) · (323) 409-5010
Dr. Christopher King, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-0128
Dr. Daniel Kim, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 865-3050
Dr. Darlene Bugoci, M.D.
Los Angeles, CA · $246 in drug and device payments (2025) · Telehealth · (323) 783-3719
Dr. David Demanes, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-0128
Dr. David Hong, M.D.
Los Angeles, CA · $62 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. David Huang, MD
Los Angeles, CA · $349 in drug and device payments (2025) · Telehealth · (213) 977-2360
Dr. Derek Go, MD, MS
Los Angeles, CA · $36 in drug and device payments (2025) · (833) 574-2273
Dr. Diana Gage, M.D., PH.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 478-3711
Dr. Diane Ling, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (323) 865-3050
Dr. Drew Moghanaki, MD
Los Angeles, CA · $15,892 in drug and device payments (2025) · Telehealth · (310) 825-9775
Dr. Edward Brunngraber, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 783-4011
Dr. Eric Chang, M.D.
Los Angeles, CA · $1,273 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Fahad Momin, CMD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 409-5025
Dr. Florence Wright, M.D.
Los Angeles, CA · $156 in drug and device payments (2025) · Telehealth · (310) 825-9771
Dr. Hanako Farol, D.O.
Los Angeles, CA · $36 in drug and device payments (2025) · Telehealth · (323) 783-7571
Dr. Hany Elsaleh, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-0128
Dr. Harry Cosmatos, MD
Los Angeles, CA · $121 in drug and device payments (2025) · (323) 783-4011
Dr. Hirsch Matani, MD
Los Angeles, CA · $130 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Jason Ye, M.D.
Los Angeles, CA · $3,757 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Jeannie Han, MD
Los Angeles, CA · $28 in drug and device payments (2025) · (323) 783-5187
Dr. Jennifer Ho, MD
Los Angeles, CA · $122 in drug and device payments (2025) · (323) 865-3050
Dr. Jie Deng, MDPHD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (310) 825-9775
Dr. John Hegde, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (310) 825-9775
Dr. Jonathan Waxer, MD
Los Angeles, CA · $19 in drug and device payments (2025) · (323) 783-2841
Dr. Joshua Schiff, MD
Los Angeles, CA · $131 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Judith Ford, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (310) 825-0128
Dr. Julie Hwang, MD
Los Angeles, CA · $22 in drug and device payments (2025) · (323) 783-4011
Dr. Julie Santelli, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 865-3050
Dr. Kekoa Taparra, MD, PHD
Los Angeles, CA · $4,100 in drug and device payments (2025) · Telehealth · (310) 825-9775
Dr. Kenneth Lodin, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (323) 783-4011
Dr. Kenneth Wong, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 865-3050
Dr. Kevin Holland, MD
Los Angeles, CA · No drug or device payments recorded (2025) · (323) 783-4011
Dr. Khatija Syed, M.D.
Los Angeles, CA · No drug or device payments recorded (2025) · (424) 338-2006
Dr. Lauren Lukas, MD
Los Angeles, CA · $144 in drug and device payments (2025) · Telehealth · (323) 865-3050
Dr. Leslie Ballas, MD
Los Angeles, CA · No drug or device payments recorded (2025) · Telehealth · (323) 865-3050

Common questions

How many Radiation Oncology providers are in Los Angeles, California?

There are 97 Radiation Oncology providers with active NPI records practicing in Los Angeles, according to federal NPPES data refreshed monthly.

How many Radiation Oncology providers in Los Angeles received drug or device company payments?

40 of 97 (41%) 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 Los Angeles Radiation Oncology across California

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
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.