Dr. Peter Bartzen

Dr. Ty Dunn is surgical director of the kidney and pancreas transplant programs and a professor of surgery at the Medical College of Wisconsin. Her surgical focus is on kidney, pancreas and islet transplantation, and living kidney donation. She has been actively involved in clinical outcomes research and translational research throughout her career, with areas of interest including immunosuppression, antibody mediated rejection, retransplantation, paired exchange and organ allocation policy. She serves as an associate editor for Clinical Transplantation and is a regular ad hoc reviewer for the American Journal of Transplantation, Transplantation, and Pancreatology. Dr. Dunn has served on multiple regional and national committees concerning kidney, pancreas and islet transplantation and she has an international reputation in islet cell auto-transplantation for patients with chronic pancreatitis. Dr. Dunn is currently serving as an At-Large Councilor of the American Society of Transplant Surgeons and as Vice Chair of the OPTN Pancreas Committee. Dr. Dunn is highly rated in 13 conditions, according to our data. Her clinical expertise encompasses Chronic Pancreatitis, Hereditary Pancreatitis, Childhood Pancreatitis, Pancreas Transplant, and Pancreatectomy. Dr. Dunn is board certified in Surgery. Dr. Dunn is currently accepting new patients.

Michael Ujiki, MD, a gastrointestinal surgeon at Endeavor Health, specializes in minimally invasive procedures for conditions of the esophagus, stomach and gallbladder. After beginning his career in business, Dr. Ujiki found his true calling in medicine, where he now combines advanced surgical innovation with compassionate care. He prioritizes reducing recovery time and improving outcomes through cutting-edge techniques, including incisionless and laparoscopic surgeries. Dr. Ujiki is highly rated in 29 conditions, according to our data. His clinical expertise encompasses Achalasia, Hernia, Hiatal Hernia, Gallbladder Removal, and Endoscopy. Dr. Ujiki is board certified in American Board Of Surgery.

John G. Linn, MD, a gastrointestinal and general surgeon at Endeavor Health, specializes in foregut and bariatric surgery. He treats a range of conditions including gallbladder disease, hernias and complex abdominal wall defects. Dr. Linn performs advanced procedures such as laparoscopic hernia repair, cholecystectomy and abdominal wall reconstruction to help patients improve digestive health and function. Dr. Linn is highly rated in 27 conditions, according to our data. His clinical expertise encompasses Hernia, Choledocholithiasis, Hiatal Hernia, Gallbladder Removal, and Endoscopy.