where to buy provigil online usa David B. Pryor, MD, is Executive Vice President, Ascension and President and CEO, Ascension Clinical Holdings, an Ascension subsidiary. In this role he supports the practices of the more than 40,000 physicians and caregivers and practice sites across Ascension Health, another Ascension subsidiary, to deliver improved care for populations of patients. From 2001 to 2011 he was the Chief Medical Officer of Ascension Health, the largest not-for-profit healthcare delivery system in the U.S. Prior to joining Ascension Health, Dr. Pryor was Senior Vice President and Chief Information Officer for Allina Health System in Minneapolis, Minn. Prior to Allina, Dr. Pryor was President of the New England Medical Center Hospitals in Boston, Mass. Dr. Pryor spent the first 15 years of his career at Duke University Medical Center in Durham, N.C., where he served as Director of the cardiology consultation service, the section of Clinical Epidemiology and Biostatistics, the Duke Database for Cardiovascular Disease, and clinical program development. Dr. Pryor graduated from the University of Michigan Medical School and did his medicine training at Pennsylvania Hospital, and his cardiology fellowship at Duke University. Dr. Pryor has participated on numerous national and international committees. He has authored over 250 publications. In addition to his position at Ascension, Dr. Pryor’s academic appointments include Consulting Associate Professor of Medicine at Duke University Medical Centerpornxxxfuckpornxxxfuckpornxxxfuck.netpornxxxfuck.