GrandRapidsMedicalEducation

The Diagnostic Radiology Residency Program relies on our dedicated faculty. There are 71 board-certified radiologists collectively staffing Spectrum Health Butterworth and Blodgett Hospitals, and 13 board-certified radiologists staffing Saint Mary's Health Care.

Program Director
Jay A. Harolds MD, FACR, FACMN
Medical School: University of Buffalo Medical School, Buffalo, NY
Diagnostic Radiology Residency: Georgetown University Hospital, Washintonton, DC
Fellowship in Nuclear Medicine, Vanderbilt University Hospital, Nashville, TN
Board Certified by the American Board of Radiology with Special Competence in Nuclear Radiology and Board Certified by the American Board of Nuclear Medicine

Assistant Program Director
Michael Votruba, MD
Medical School: SUNY Stony Brook School of Medicine in Stony Brook, NY
Diagnostic Radiology Residency: University Medical Center at Stony Brook, and Northport Veterans Administration Hospital, NY
Fellowship: Magnetic Resonance Imaging, University Hospital and Medical Center at Stony Brook, NY
Board Certified by the Americal Board of Radiology
Hobbies: Travel

Research Director and Pediatric Radiology Section Chief 
Joseph Junewick, MD
Medical School: Michigan State University College of Human Medicine
Diagnostic Radiology Residency: Michael Reese and Mercy Hospitals, University of Illinois Fellowship: Pediatric Radiology at Childrens Memorial Hospital, Northwestern University
Board Certified by the American Board of Radiology with a Certificate of Added Qualification on Pediatric Radiology
Hobbies: Hiking, Running, Biking, Reading History, Watching the Tigers, Redwings, Lions and Pistons, Working in the Yard, Research and Academic Writing
What the residents call me but never to my face: Starch

Abdominal Radiology Section Chief
Andrew Shin, MD
Medical School: Michigan State University College of Human of Medicine
Diagnostic Radiology Residency: Medical College of Wisconsin
Fellowship: Body Imaging at Medical College of Wisconsin
Board Certified by the American Board of Radiology

Breast Imaging Section Chief
Chad Williams, MD
Medical School: Wayne State University School of Medicine, Detroit, MI
Diagnostic Radiology Residency: Henry Ford Hospital, Detroit, MI
Hobbies: Travel, Motorcycle and Bicycle riding
Board Certified by the American Board of Radiology
What the residents call me but never to my face: Superman

Chest Section Chief
Leena Mammen, MD
Medical School: Loma Linda University in California
Diagnostic Radiology Residency: Loma Linda University Medical Center
Fellowship: Abdominal Imaging at Brigham and Women's Hospital, Harvard School of Medicine with additional training in cardiac imaging
Board Certified by the American Board of Radiology
Dr. Mammen is a member of the American College of Radiology Appropriateness Committees in Vascular and Cardiac Imaging

Musculoskeletal Section Chief
Michael Votruba, MD
Please see biography above under Assistant Program Director

Nuclear Radiology Section Chief
Jeffrey Chesnut, DO
Medical School: Kirksville College of Osteopathic Medicine
Diagnostic Radiology Residency: Maine Medical Center in Portland, ME
Nuclear Medicine Residency: Mallinckrodt Institute of Radiology in St. Louis, Missouri
Board Certified by the American Board of Radiology with Special Competence in Nuclear Medicine and Board Certified by the American Board of Nuclear Medicine

Neuroradiology Section Chief
Mark DeLano, MD
Medical School: Michigan State University College of Human Medicine
Diagnostic Radiology Residency: Duke University Medical Center
Fellowship: 2 Year Neuroradiology at John's Hopkins Medical Institutions in Baltimore, MD
Board Certified by the American Board of Radiology with a Certificate of Added Qualification in Neuroradiology

Ultrasonography Section Chief
Chris Buchach, MD
Medical School: University of Iowa
Diagnostic Radiology Residency: Grand Rapids Medical Education Partners
Fellowship: Abdominal Imaging at University of Wisconsin

Vascular/Interventional Section Chief
Michael Doherty, MD
Medical School: Indiana University School of Medicine
Diagnostic Radiology Residency: Mayo Graduate School of Medicine
Fellowship: Vascular/Interventional at Mayo Graduate School of Medicine