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.
Gastrointestinal Medical Oncologist & Cellular Therapist
Geoffrey Y. Ku, MD
Associate Attending Physician
Thoracic Surgeon
Alexis Chidi, MD, PhD, MSPH
Assistant Attending Surgeon; Co-Director, Lung Cancer Screening Program
Gastrointestinal Medical Oncologist
Yelena Y. Janjigian, MD
Chief, Gastrointestinal Oncology Service; Carroll and Milton Petrie Chair