Memorial Sloan Kettering doctors, including oncologists, surgeons, radiologists, pathologists, psychiatrists, and more, treat every cancer type and are part of your care team at MSK. To learn about our doctors, find a specialist near you, or make an appointment, please see our listings below. You can search by disease, location, department, treatment procedure, and language spoken.
Radiation Oncologist & Early Drug Development Specialist
Paul Romesser, MD
Director of Colorectal and Anal Cancer, Department of Radiation Oncology; Associate Attending Radiation Oncologist
Radiation Oncologist
Borys R. Mychalczak, MD
Chief, Radiation Oncology, MSK Westchester & MSK Bergen
Radiation Oncologist
Kaled M. Alektiar, MD, FASTRO
Director, Gynecologic Radiation Oncology; Director, Sarcoma Radiation Oncology
Radiation Oncologist
Marisa A. Kollmeier, MD
Chief, Brachytherapy Service; Gynecologic Disease Site Director; Program Director, Brachytherapy Fellowship
Radiation Oncologist
Christopher A. Barker, MD
Vice-Chair, Clinical Research, Department of Radiation Oncology; Director, Skin Cancer and Melanoma Radiation Oncology
