Dr. Sieffert was born in Joliet, Illinois, and attended college at the University of Arizona in Tucson. He received his medical degree from the University of Arizona College of Medicine in Tucson. Dr. Sieffert completed his residency in General Surgery at the Arizona Health Sciences Center in Tucson. He also completed a Vascular Surgery Fellowship at the Arizona Health Sciences Center as well as an Endovascular Surgery Fellowship at Mercy Regional Heart and Vascular Institute in Muskegon, Michigan. He became Board Certified in General Surgery in 1980. Dr. Sieffert has served as Director of Vascular Lab both at Saint Mary’s Regional Medical Center and Renown Regional Medical Center.
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