Tampa, FLChairman and Chief Executive Officer at Comprehens... Clark A. Marcus is Chairman and Chief Executive Officer of Comprehensive Care Corporation, a specialty health care company in Tampa, Florida, that focuses on... Clark A. Marcus is Chairman and Chief Executive Officer of Comprehensive Care Corporation, a specialty health care company in Tampa, Florida, that focuses on behavioral health, substance abuse, and employee assistance programs. In May of 2009, Clark Marcus joined Comprehensive Care Corporation's...