WellCare to purchase Meridian for $2.5 billion May 30, 2018 | HNI Stories, Medicaid/Medicare, Top Stories WellCare Health Plans is purchasing Meridian Health for $2.5 billion.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.