Allen Wiesenfeld MD is Board Certified in Diagnostic and Interventional Radiology, and is Chair of Department of Interventional Services. Dr. Wiesenfeld has extensive experience in the treatment of both arterial and venous disease developed over 30 years of practicing. Dr. Wiesenfeld is nationally known expert and lecturer having revolutionized his field. He established the first office-based laboratory for endovascular surgery and transformed dialysis treatment from multi-day in-patient treatment to same day out-patient care.