Dr. Hoyer is a graduate of the University of Notre Dame. He completed his medical degree at The Ohio State University and pediatrics residency at Wright-Patterson Air Force Medical Center. His subspecialty pediatric cardiology training was at Children's Hospital of Pittsburgh. He began his career as an Air Force Major at Wilford Hall Air Force Medical Center in San Antonio and then worked at the University of Florida for 4 years before joining Riley Hospital for Children at Indiana University Health in 2000. He is a Professor of Clinical Pediatrics and Medicine at Indiana University and is the Director of Cardiac Catheterization and Interventional Cardiology at Riley Hospital for Children.