Dr. James Brown Chauncey, MD

Dr. James Chauncey is a pulmonologist and internal medicine physician with 46 years of experience caring for patients with lung and breathing disorders as well as comprehensive adult medical care. He earned his medical degree from the University of Colorado School of Medicine, building a foundation in respiratory health that has guided his extensive career. Dr. Chauncey speaks English and has dedicated nearly five decades to helping patients breathe easier and manage complex medical conditions.

Dr. Chauncey practices at Henry Ford Allegiance Health and maintains multiple locations throughout Jackson, Michigan, including Pulmonary Clinics of Southern Michigan and Henry Ford Allegiance Diagnostic Centers. His dual specialization allows him to provide both specialized lung care and general internal medicine services to adult patients. He also sees patients at Duane Waters Health Center, ensuring accessible care across the community. Patients rate Dr. Chauncey 3.0 out of 5 stars on average.