Cook County Board approves plan for greater control of Cook County Health Jan 17, 2020 | Insurance, Medicaid/Medicare, Top Stories A bevy of changes to Cook County Health and how much oversight the Cook County Board of Commissioners has on its operations were unveiled Thursday.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.