Dr. Gary Chi-Hung Chan, DO

Dr. Gary Chan is a cardiovascular disease specialist with 14 years of experience caring for patients with heart conditions. He earned his medical degree from Kansas City University of Medicine & Bioscience College of Osteopathic Medicine, where he developed his foundation in osteopathic medicine's whole-person approach to healthcare. As a Doctor of Osteopathy, Dr. Chan combines traditional cardiovascular expertise with osteopathic principles that emphasize the body's natural ability to heal.

Dr. Chan practices at multiple locations across Iowa, Arizona, and Georgia, including MercyOne Siouxland Heart and Vascular Center in Sioux City, Iowa, and several Piedmont Heart locations throughout Georgia. He focuses on treating coronary artery disease and has particular expertise in addressing heart disease in women, recognizing the unique ways cardiovascular conditions affect female patients. Dr. Chan also specializes in diagnosing and managing myocardial ischemia, a condition where the heart …muscle doesn't receive enough oxygen-rich blood. His diagnostic capabilities include performing electrocardiograms to monitor heart rhythm, contrast echocardiography for detailed heart imaging, and transthoracic echocardiograms to evaluate heart function and structure.