Dr. Franklin Marsh, MD

Dr. Franklin Marsh specializes in gastroenterology, internal medicine, and geriatric medicine, bringing nearly five decades of clinical expertise to patient care. He earned his medical degree from the Jacobs School of Medicine & Biomedical Sciences at the University of Buffalo and completed his residency at Harlem Hospital Center. With 48 years of experience treating patients across multiple age groups, Dr. Marsh has developed particular expertise in digestive health and age-related medical conditions. He is fluent in Spanish and Chinese, enabling him to communicate effectively with diverse patient populations.

Dr. Marsh practices at The Mount Sinai Hospital in New York and maintains an affiliation with Memorial Sloan Kettering Cancer Center. His clinical focus includes treating colon polyps and managing type 2 diabetes in both adults and younger patients. He performs colonoscopies and other lower gastrointestinal procedures to diagnose and treat digestive system conditions. Patients …have given Dr. Marsh an average rating of 4.1 out of 5, reflecting their confidence in his comprehensive approach to gastroenterology and internal medicine care.