Dr. Jack Marshall Colwill, MD

Dr. Jack Colwill is a family medicine and internal medicine physician who earned his medical degree from the University of Rochester School of Medicine & Dentistry. He completed his residency training at Barnes Jewish Hospital, building expertise in comprehensive primary care for patients of all ages. With 69 years of clinical experience, Dr. Colwill brings decades of medical knowledge to his practice. He is fluent in Chinese and Spanish, allowing him to serve diverse patient populations in their preferred languages.

Dr. Colwill is affiliated with Missouri Orthopaedic Institute and practices at locations throughout Columbia, Missouri. His clinical focus includes treating sleep disorders, with particular expertise in obstructive sleep apnea management for both adults and children. He provides comprehensive care for patients experiencing various forms of sleep apnea, helping them achieve better rest and improved overall health through proper diagnosis and treatment planning.