WellCare Health Plans P.O. Box 31370 Tampa, FL 33631. Please address legal matters to the Plan at: ATTN: Legal Department Centene Plaza 7700 Forsyth Boulevard St. Louis, MO 63105. Please address lien and subrogation requests to the Plan at: The Rawlings Company Post Office Box 2000 La Grange, KY 40031. Return to top.