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
Eileen M. O'Reilly, MD
Winthrop Rockefeller Endowed Chair of Medical Oncology; Chair, Human Research Protection Program and Institutional Review Board; Co-Director, Medical Initiatives, David M. Rubenstein Center for Pancreatic Cancer Research; Section Head, Hepatopancreaticobi
Gastrointestinal Medical Oncologist
Yelena Y. Janjigian, MD
Chief, Gastrointestinal Oncology Service; Carroll and Milton Petrie Chair
Gastrointestinal Medical Oncologist
Deb Schrag, MD, MPH
Chair, Department of Medicine, George J. Bosl Chair at Memorial Sloan Kettering Cancer Center
Gastrointestinal Medical Oncologist
David Paul Kelsen, MD
Edward S. Gordon Chair in Medical Oncology
Zsofia K. Stadler
Gastrointestinal Medical Oncologist
Louise Catherine Connell, MB BCh BAO, BMedSc
Assistant Attending Physician