Physicians Practice -- Charles Whitney was burning out. In the six years since the primary-care physician left the U.S. Air force for a civilian practice, Whitney and his partners at the University of Pennsylvania practice were trying to make up for declining reimbursements by seeing more patients and working longer hours. In fact, Whitney was so overworked he had taken to sleeping on the office sofa to get an early jump on the previous day’s paperwork. It was during one of his office overnights in 2003 that Whitney had his epiphany.