Welcome to Dr. Matthew Nielsen December 31, 2008 By robinsr 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 Plastic Surgery Residency Applications Open February 16th. Nature Science Journal Highlights Dr. Adam Akerman’s Diagnostic Innovations Healing Beyond the Operating Room: Dr. Clara Lee Featured in New York Magazine’s “The Cut”