Medicaid managed care enrollment climbs to 2.2 million Tim Stumm 6 years ago Enrollment in HealthChoice Illinois, the state’s expansion of Medicaid managed care, climbed to 2,249,704 during the month of March.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.