Dr. Calista M. Harbaugh

Scott Regenbogen, MD, MPH is a Professor of Surgery and Division Chief of Colorectal Surgery. He graduated from Princeton University with an A.B. in psychology, and received his M.D. degree from the University of California, San Francisco. He completed General Surgery residency at the Massachusetts General Hospital, including three years as a Postdoctoral Fellow in Health Services Research, and was awarded a Master’s in Public Health from the Harvard School of Public Health. He then completed fellowship training in Colon and Rectal Surgery at the Lahey Clinic, and joined the faculty of the University of Michigan in 2011.Clinical SpecializationDr. Regenbogen's clinical practice includes the evaluation and management of benign and neoplastic diseases of the small bowel, colon, rectum, and anus. He has a particular interest in the use of laparoscopic techniques for the management of colorectal cancer, diverticular disease and inflammatory bowel disease. Dr. Regenbogen is highly rated in 16 conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Familial Colorectal Cancer, Anal Cancer, Ileostomy, and Hernia Surgery. Dr. Regenbogen is board certified in Surgery and Colon & Rectal Surgery. Dr. Regenbogen is currently accepting new patients.

John C. Byrn, M.D is a Clinical Professor of Surgery in the Division of Colorectal Surgery. He graduated from Hope College with a B.A. in Chemistry and received his MD degree from the University of Illinois-Chicago College of Medicine. He trained in general surgery at Mount Sinai School of Medicine in New York, NY. Dr. Byrn went on for his Colon and Rectal residency at the Cleveland Clinic, Cleveland, OH. Dr. Byrn was a Clinical Assistant and Associate Professor of Surgery at the University of Iowa Hospitals and Clinics from 2009-2015 and served as the Chief of the Section of Colorectal Surgery from 2013-2105. Dr. Byrn is highly rated in 21 conditions, according to our data. His clinical expertise encompasses Colorectal Cancer, Rectal Prolapse, Familial Colorectal Cancer, Ileostomy, and Colostomy. Dr. Byrn is board certified in Surgery and Colon & Rectal Surgery. Dr. Byrn is currently accepting new patients.

Dana A. Telem, MD, MPH, is the Section Head of General Surgery, the Associate Chair for Quality and Patient Safety, and the Lazar J. Greenfield Professor of Surgery. Dr. Telem completed her surgical training at The Mount Sinai Medical Center in New York and her fellowship in Minimally Invasive and Bariatric Surgery at the Massachusetts General Hospital. Dr. Telem also completed a Master’s in Public Health in the Executive Master’s of Healthcare Management program at the Columbia University Mailman School of Public Health.She serves on the editorial boards of Annals of Surgery and Surgery for Obesity and Related Diseases, is a Subject Editor for Surgical Endoscopy and a Section Editor for Hernia. Her research and commentaries have been published in several prominent journals such as the Journal of the American Medical Association (JAMA) and Annals of Surgery. She serves on the SAGES and Foundation for Surgical Fellowships Board of Governors, and holds key leadership positions across several organizations and societies focused on quality and patient safety, as well as diversity and inclusion.Clinical Specialization:Her clinical practice is devoted to minimally invasive therapies focused on hernia, benign diseases of the esophagus and morbid obesity. Dr. Telem is highly rated in 18 conditions, according to our data. Her clinical expertise encompasses Hernia, Obesity, Umbilical Hernia, Sleeve Gastrectomy, and Gallbladder Removal. Dr. Telem is board certified in Surgery. Dr. Telem is currently accepting new patients.