OSF, Meridian partner to launch mobile maternity unit Jul 22, 2025 | Maternal Health, Top Stories OSF HealthCare and Meridian Health Plan of Illinois have partnered on a mobile service unit to increase access to maternity care 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.