Dr. Steinberg is Professor and Chair of the Department of Radiation Oncology at the David Geffen School of Medicine at UCLA. He also serves as the Director of Clinical Affairs for UCLA’s Jonsson Comprehensive Cancer Center. Dr. Steinberg is Chair of the Electronic Health Record Oversight Board (EOB), which strategically directs the implementation of UCLA Health System electronic health record initiative, Care Connect. In 2012 Dr. Steinberg was appointed by the Dean as Chair of the Clinical Chairs of the David Geffen School of Medicine.

His clinical activities are directed towards the treatment of cancers of the GU system, breast, head and neck and the central nervous system. He specializes in the use of novel and technologically advanced treatment modalities such as Stereotactic Radiosurgery (SRS) and Stereotactic Body Radiation Therapy (SBRT). Dr. Steinberg publishes and speaks on issues related to health policy including quality of care, patient safety, evidence based validation of emerging technology, healthcare economics and disparity. He served as the PI for a National Cancer Institute Cancer Disparity Research grant and as a health services research investigator and manuscript author at the RAND Corporation.

Dr. Steinberg has been influential on a national level in providing input regarding health policy and economic issues on behalf of patients and his specialty through his various leadership roles in radiation oncology. He is the founding Chair of the Health Policy Council of American Society for Radiation Oncology (ASTRO) and is currently ASTRO’s President. Dr. Steinberg recently completed 8 years of service as the radiation oncology representative to the American Medical Association's CPT Editorial Panel and two terms on the Medicare Evidence and Coverage Advisory Committee (MCAC).

Dr. Steinberg graduated Occidental College Phi Beta Kappa, was elected to AOA at University of Southern California School of Medicine and did his radiation oncology residency and fellowship at UCLA.