Dr. Stephen Priest


MD, Autonomous University of Guadalajara, Mexico

Postgraduate Training

Colon and Rectal Surgery Residency, William Beaumont Hospital
General Surgery Residency, York Hospital (York, PA)


American Board of Colon and Rectal Surgery

Hospital Affiliation

William Beaumont Hospital Royal Oak, MI


Associate Professor, Surgery Department Oakland Univeristy (Rochester, MI)

Professional Associations

Fellow, American College of Surgeons
Fellow, American Society of Colon and Rectal Surgeons
Oakland County Medical Society

Dr. Donald Barkel

Dr. Barkel serves as the Program Director for the Colon and Rectal Surgery Residency at Beaumont Hospital as well as being the Medical Director of Beaumont's Endoscopy Department and chairing the Hospital's Surgical Quality Assessment Committee.

Dr. Harry Wasvary

Dr. Wasvary is a board-certified colon and rectal surgeon with over 20 years experience. He is an Associate Professor of Medicine, Chief of Colon-Rectal Surgery at William Beaumont Hospital (Royal Oak), and Director of Beaumont's Multidisciplinary Colorectal Tumor Clinic.

Dr. Jason Shellnut

Dr. Shellnut is a board certified colon and rectal surgeon with over 12 years experience and is affiliated with William Beaumont Hospital, Royal Oak and Grosse Pointe. He is an Associate Professor at Oakland University William Beaumont School of Medicine.

Dr. Matthew Ziegler

Dr. Ziegler practiced as an Assistant Professor of Surgery at Indiana University School of medicine for three years before joining Oakland Colon & Rectal Associates in the fall of 2014. He currently specializes in colon and rectal surgery and provides screening colonoscopies.