Welcome to Dr. Matthew Nielsen December 31, 2008 By On December 31, 2008, Matt Nielsen, MD, joined the Urology faculty. He comes to UNC from Johns Hopkins and specializes in urologic oncology and robotic surgery.. Filed Under: Categories: News Tags: 2008 More from Department of Surgery Der, Yeh provide scientific context for recent progress in RAS therapeutics for pancreatic cancer UNC Health Performs HIV‑positive Kidney Transplants Nature Science Journal Highlights Dr. Adam Akerman’s Diagnostic Innovations