His professional career spans private, corporate and academic practice and is known for the development of multi-site radiation oncology care networks that are characterized by clinical excellence and community based clinical research. The UCLA Radiation Oncology network includes the department at Ronald Reagan Medical Center at UCLA, academically oriented community practices as well as Children’s Hospital Los Angeles. Dr. Steinberg has specific expertise in the treatment of tumors of the GU system, breast and head and neck. He specializes in the use of technically advanced treatment modalities such as Stereotactic Body Radiation Therapy (SBRT) and brachytherapy for the treatment of malignancy. Dr. Steinberg publishes and is a speaker on issues related to health policy including quality of care, technology assessment, 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 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 of Radiation Oncology (ASTRO) and served as a member of the board of that organization. Dr. Steinberg is the radiation oncology representative to the American Medical Association’s CPT Editorial Panel, served two terms on the Medicare Evidence and Coverage Advisory Committee (MCAC) and chairs of the Health Policy Committee of the Commission on Radiation Oncology of the American College of Radiology. He also currently serves on the Carrier Advisory Committee (CAC) for his regional Medicare carrier.