Washington residents: “Wellcare” is issued by Wellcare of Washington, Inc. Washington residents: “Wellcare” is issued by WellCare Health Insurance Company of Washington, Inc. Washington residents: “Wellcare” is issued by Coordinated Care of Washington, Inc. Washington residents: “Wellcare” is issued by Coordinated Care of Washington, Inc., a subsidiary of Centene Corporation. “Wellcare” is issued by WellCare Prescription Insurance, Inc.