Dr. Rosenfeld was a practicing intensivist and Associate Professor of Anesthesia, Medicine and Surgery at Johns Hopkins School of Medicine, where he directed two ICUs and maintained a laboratory focused on perioperative clinical issues. The first continuous tele-ICU Program was performed at Johns Hopkins Bayview, and following the remarkable results obtained became the genesis for VISICU. Dr. Rosenfeld was with VISICU from 1998 through 2017, during which he participated in their IPO in 2006 and then sale to Philips Electronics in 2008. Dr. Rosenfeld has been honored by the American Telemedicine Association with two awards of excellence and he is on other healthcare boards.