Dr. John Charles Heiser, MD

Dr. John Heiser is a thoracic surgeon who also specializes in cardiovascular disease, bringing five decades of medical expertise to his practice. He earned his medical degree from the University of Colorado School of Medicine and has dedicated 50 years to advancing heart and chest surgery. Dr. Heiser speaks English and serves patients throughout the region.

Dr. Heiser practices at multiple locations in Michigan, including Muskegon and Grand Rapids, with affiliations at Select Specialty Hospital Spectrum Health and several Corewell Health facilities. He focuses on treating serious heart conditions such as aortic valve stenosis and various forms of cardiomyopathy. His practice includes comprehensive patient monitoring through metabolic panels and glucose testing to ensure optimal cardiovascular health. Patients have given him an average rating of 5.0, reflecting their confidence in his care.