Administrative Services Only (ASO)

InStil Health Insurance Company (InStil Health), a wholly-owned subsidiary of BlueCross BlueShield of South Carolina (BCBSSC), provides administrative services to the Department of Defense (DoD) under a TRICARE Managed Care Support (MCS) Program subcontract with Humana Government Business (HGB).

Contact Information

Jennifer N. Mashura
Assistant Vice President
Office Phone 803-763-6623
Fax 803-870-8513

Vivian Mills
Director, TRICARE SC Market
Office Phone 803-763-6574
Fax 803-870-8626