Sean Philip Collins, MD

Dr. Sean P. Collins is a highly accomplished radiation oncologist, most recently serving as the director of the CyberKnife Prostate Program at MedStar Georgetown University Hospital in Washington, D.C. With board certification from the American Board of Radiology in Radiation Oncology, Dr. Collins has dedicated over two decades to advancing the treatment of prostate cancer. Specifically, he has treated over 2500 men with prostate cancer utilizing the CyberKnife. He has been at the forefront of innovative radiation therapies, earning him recognition as a Washingtonian Top Doctor since 2015.

In addition to his clinical expertise, Dr. Collins is a prolific researcher and educator, contributing to national and international efforts to improve cancer treatment outcomes. He has published over 300 peer reviewed articles and abstracts many of with evaluated patient reported outcomes (PRO) following prostate cancer treatment. He has obtained grant funding from the National Cancer Institute focusing on determinants of racial disparity in prostate cancer. Has served as an active member of the Alliance in Oncology Radiation Oncology and GU Committees since 2010. He currently serves on the steering committee for two trials assessing the potential benefits of rectal spacers with prostate radiotherapy. Most recently he was selected as incoming Chair of the Programmatic Panel for the Department of Defense (DOD) Prostate Cancer Research Program. Recognized for his leadership in prostate cancer care, Dr. Collins continues to push the boundaries of cancer treatment, while mentoring the next generation of radiation oncologists.