Meridian Health Plans to acquire NextLevel Health’s Medicaid members Ryan Voyles 4 years ago Centene’s Meridian Health Plans of Illinois will acquire NextLevel Health’s 54,000 Medicaid managed care members, the two companies announced last week.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.