He is board certified in vascular surgery and general surgery, and is a fellow of the American College of Surgeons. He earned his bachelor's degree from Dartmouth College and his medical degree from the University of Minnesota. He trained in general surgery at the University of Utah in Salt Lake City and completed a fellowship in vascular surgery at Dartmouth-Hitchcock Medical Center in Lebanon, New Hampshire. Dr. Gilbertson is a member of the Idaho Medical Association, Ada Medical Society, Frederick A. Coller Surgical Society, Pacific Northwest Vascular Society, and the American Association for Vascular Surgery. He has been in practice in Boise since 1991. More