Specializing in general urology, urologic oncology, and stone disease, Dr. Greenwald maintained a private practice prior to joining the Division in July 2010. In addition to practicing patient care at UNMC and the Omaha VA Hospital, Dr. Greenwald sees patients throughout Nebraska and Iowa. He is also affiliated with St. Anthony Hospital in Carroll, Iowa; Memorial Community Hospital in Blair, Nebraska; Crawford Community Hospital in Denison, Iowa; and Alegent Health Community Memorial Hospital in Schuyler, Nebraska.