Mark McClellan

Mark McClellan

Mark Barr McClellan (born June 26, 1963) is currently the Director of the Engelberg Center for Health Care Reform, Senior Fellow in Economic Studies and Leonard D. Schaeffer Director's Chair in Health Policy Studies at the Brookings Institution in Washington, DC. McClellan served as Commissioner of the United States Food and Drug Administration under President George W. Bush from 2002 through 2004, and subsequently as administrator of the Centers for Medicare and Medicaid Services from 2004 through 2006.