Sam Shaheen, MDMackinaw Surgery Center2019-11-22T14:02:45-06:00 Education University of Michigan School of Medicine Ann Arbor, MI Residency General Surgery Northwestern Memorial Hospital Fellowship UPDATE PENDING University of Michigan School of Medicine Board Certifications ABS: General Surgery Practice CMU Health Department of Surgery Our Physicians Anthony Zacharek, MD November 19th, 2019 Yong Yoon, MD November 19th, 2019 Joseph Yacisen, DO November 19th, 2019