Mason starts his new position on December 3.
City's health chief moving to county post
September 23, 2009 (CHICAGO)
Dr. Terry Mason resigned from that post to take the top spot with the Cook County health system.
As chief medical officer, mason will oversee doctors at Stroger, Provident and Oak Forest hospitals.
He will also be in charge of 16 clinics and the hospital at the Cook County Jail.