Dr. Dumpe then served as an officer in the U.S. Air Force until 1990. While stationed at Griffiss Air Force Base in upstate New York, he served as chairman of the OB/GYN department and Chief of Surgical Services. He was also certified as a flight surgeon during his military service.
He joined the Heritage Valley Family Medicine Residency Program faculty in 1990 as Director of OB/GYN Training. Dr. Dumpe is a member of the Christian Medical and Dental Associations and the American Association of Pro-Life Obstetricians and Gynecologists.