Jack Oak, MD, FACS, received his undergraduate degree in biology with honors at Stanford University. He received his medical degree from the University of California at San Diego. He finished his general surgery residency at Barnes-Jewish Hospital/Washington University in St. Louis. He also completed his fellowship in vascular surgery at Barnes-Jewish Hospital.

Dr. Oak is board-certified in both general surgery and vascular surgery. He is trained in both open traditional and minimally invasive endovascular techniques to treat vascular disease. His clinical interests include carotid disease, amputation prevention, complex aortic aneurysmal disease, varicose veins and dialysis access.