Dr. Thomas J. Fahey III

Dr. Thomas J. Fahey III, MD, is a widely acclaimed authority in endocrine surgery, specializing in thyroid, parathyroid, and adrenal disorders. He serves as the Vice Chair of the Department of Surgery and Chief of Endocrine and Minimally Invasive Surgery at Weill Cornell Medicine and NewYork-Presbyterian Hospital. In addition, he directs the Endocrine Oncology Program and holds the prestigious Johnson & Johnson Distinguished Professorship in Surgery. Dr. Fahey earned his medical degree from Weill Cornell Medical College and completed his residency in general surgery at NewYork-Presbyterian/Weill Cornell, followed by fellowships in surgical physiology, clinical oncology, and endocrine/head and neck surgery. He is board-certified in General Surgery and is widely respected for his leadership in advancing surgical care for endocrine cancers.

A pioneer in minimally invasive endocrine surgery, Dr. Fahey has contributed significantly to the evolution of surgical approaches for thyroid and parathyroid disease, adrenal tumors, and pancreatic endocrine neoplasms. His work has helped refine techniques that reduce patient recovery times and improve long-term outcomes. He has authored numerous peer-reviewed publications and book chapters focused on the molecular biology of thyroid cancers, surgical education, and novel treatment paradigms in endocrine oncology. He is frequently invited to lecture nationally and internationally, and his research continues to influence clinical guidelines and surgical standards in endocrine tumor management.

Dr. Fahey is also a committed educator and surgical mentor. As Program Director for the General Surgery Residency at Weill Cornell since 2000, he has played a central role in shaping the next generation of academic surgeons. He has held leadership positions in prominent organizations including the American Association of Endocrine Surgeons—where he served as President—as well as the American Thyroid Association, the Society of Surgical Oncology, and the American College of Surgeons. He has received numerous accolades for clinical excellence, including repeated recognition as one of New York’s Top Doctors by New York Magazine and Castle Connolly. Through his dedication to surgical innovation, education, and patient-centered care, Dr. Fahey stands as a transformative figure in the field of endocrine surgery.