Associate Medical Director and Nuclear Medicine Clinical Chief, vRad. Nuclear Radiology Fellowship, University of Pennsylvania. Dr. Bitto joined vRad in 2011 and has also practiced in both private and academic practices. As a teleradiologist, he enjoys the breadth of cases he sees, and the professional growth gained by working with providers across the country. He especially appreciates that while providing additional opportunities to broaden his career vRad allows him greater control and flexibility in managing his work/life balance.