OSF HealthCare, Easterseals Central Illinois teaming up on autism Ryan Voyles 5 years ago OSF HealthCare Children’s Hospital of Illinois and Easterseals Central Illinois will partner to create a new organization to provide autism services in central Illinois.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.