Important Update to Visitor Policy. For the safety of our patients and staff, we update our visitor policy regularly. Please read important information about COVID-19 vaccination requirements or testing for some visitors. Read our visitor policy.
Beryl McCormick, Chief of the External Beam Radiation Service, and Simon Powell, Chair of the Department of Radiation Oncology, lead efforts to improve radiation therapy techniques for our patients.
Memorial Sloan Kettering’s Department of Radiation Oncology is dedicated to providing superior care to our patients while leading innovations in clinical, translational, and laboratory-based research. Our experts helped pioneer techniques such as intensity-modulated radiation therapy and are world leaders in their subspecialties, including brachytherapy, stereotactic radiosurgery, and palliative approaches.
