Bauer Sumpio, MD, PhD, is a vascular surgeon who specializes in the care of patients with diseases of their arteries and veins. He engages in the limb salvage of people with diabetes who are at risk for losing their legs to their diabetic complications. He has decades of experience improving quality of life for patients with plaque build-up in major blood vessels which hinder flow to the critical organs, such as the kidneys, intestine (mesenteric ischemia), legs (claudication and critical limb ischemia) and brain (carotid artery disease).