Dr. John Hartzell

John Stoffel is a General Surgeon and a Urologist practicing medicine in Ann Arbor, Michigan. Dr. Stoffel is highly rated in 34 conditions, according to our data. His clinical expertise encompasses Neurogenic Bladder, Urinary Incontinence, Urinary Tract Infection (UTI), Reconstructive Urology Surgery, and Hernia Surgery. Dr. Stoffel is board certified in Urology and Female Pelvic Medicine & Reconstructive Surg.

Oliver Varban is a General Surgeon practicing medicine in Detroit, Michigan. Dr. Varban is highly rated in 12 conditions, according to our data. His clinical expertise encompasses Obesity, Hiatal Hernia, Hernia, Sleeve Gastrectomy, and Gastrectomy.

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.