Dr. Overman is a native of Minnesota. After receiving a Bachelor of Science at Lewis and Clark College in Portland, Oregon, Dr. Overman attended medical school at The University of Minnesota. He completed a general surgery residency at Hennepin County Medical Center in Minneapolis and then a thoracic surgery residency as well as a vascular surgery fellowship at Rush-Presbyterian-St. Lukes Medical Center in Chicago, Illinois.  Dr. Overman also completed a pediatric cardiac surgery fellowship at the Hospital for Sick Children in Toronto, Ontario Canada.  He joined the Children's Heart Clinic in 1996.

Dr. Overman is board certified in cardiothoracic surgery and general surgery. He is Chief of the Division of Cardiovascular Surgery, Cardiac Liason for the ECMO Program, and Director of Perfusion Services at Children's Hospitals and Clinics of Minnesota.  He serves on the Board of Directors of Children's Hospitals and Clinics and is a member of numerous clinical committees.

Dr. Overman is a member of the Congenital Heart Surgeons' Society, Society of Thoracic Surgeons, Midwest Pediatric Cardiology Society, Twin Cities Thoracic and Cardiovascular Surgical Society, Minneapolis Surgical Society, University of Toronto Surgical Alumni Society, Rush Surgical Society, and the Hitchcock Surgical Society. He is also a member of the American Medical Association, the Minnesota Medical Association and the Hennepin County Medical Society. He is a Fellow of the American Academy of Pediatrics.
 
Dr. Overman, his wife and four children live in Minneapolis.