Dr. Jack Marshall Mancus, MD

Dr. Jack Mancus is an internal medicine physician who has dedicated nearly five decades to patient care. He earned his medical degree from the Royal College of Surgeons in Ireland School of Medicine and completed his residency training at New York Methodist Hospital. With 48 years of clinical experience, Dr. Mancus brings extensive knowledge to the diagnosis and treatment of adult medical conditions. He is fluent in both English and Spanish.

Dr. Mancus practices at Northern Dutchess Hospital and sees patients in Rhinebeck, New York. His internal medicine expertise focuses on comprehensive primary care for adults, managing both acute illnesses and chronic health conditions. Patients consistently recognize his quality of care, rating him 4.9 out of 5 stars on average. His bilingual capabilities allow him to serve both English and Spanish-speaking patients in the community.