Dr. Thomas Horton Davis, MD

Dr. Thomas Davis is an internal medicine physician and oncologist with four decades of clinical experience. He completed his medical education at the University of Rochester School of Medicine & Dentistry and his residency training at Fletcher Allen Healthcare. Dr. Davis brings extensive expertise to his dual specialization in internal medicine and cancer care. He is fluent in Spanish, Chinese, French, and English, allowing him to serve patients from diverse linguistic backgrounds.

Dr. Davis practices at Dartmouth Hitchcock Medical Center and provides care across multiple locations in New Hampshire and Vermont, including Lebanon, Springfield, St. Johnsbury, and Nashua. His oncology expertise focuses on treating breast cancer, including complex cases involving metastatic or recurrent disease and Paget disease of the breast. He performs diagnostic procedures such as calcium blood tests and arterial blood gas analysis to monitor patient health and guide treatment decisions.