March 16, 2020 / Susan Dentzer, Dr. Peter Viccellio and Eugene Litvak Susan Dentzer is senior policy fellow at the Duke-Margolis Center for Health Policy, Washington, D.C.; Dr. Peter Viccellio is a professor of emergency medicine at Stony Brook (N.Y.) Medicine; and Eugene Litvak is CEO of the not-for-profit Institute for Healthcare Optimization and an …