Dr. Maunu earned his medical degree at the University of Minnesota in Minneapolis. He completed his General Surgery residency through the University of South Alabama in Mobile. Dr. Maunu is board certified by the American Board of Surgery and is a member of the American College of Surgeons, American Society of Breast Surgeons, and the Minnesota Surgical Society. In his spare time, Dr. Maunu enjoys outdoor activities including duck hunting, skiing, road biking and playing guitar. He joined Barrett Hospital & HealthCare in 2023.