Graduated from University of Utah School of Medicine, Salt Lake City, UT. He completed a three year residency at University of California at San Diego, in Diagnostic Radiology including training in general diagnostic radiology, diagnostic ultrasound, computerized tomography, visceral and neuroangiography, and nuclear medicine. He also completed a fellowship in diagnostic ultrasound, computerized tomography, and nuclear cardiology. Dr. Leymaster joined Boise Radiology Group in 1980. He enjoys traveling and immersion in other cultures.