Health Insurance: Coverage of Autologous Bone Marrow Transplantation for Breast Cancer

Pursuant to a congressional request, GAO reviewed insurance coverage of autologous bone marrow transplantation (ABMT) for breast cancer, focusing on: (1) the factors insurers consider when deciding whether to cover treatment; (2) the effectiveness of the treatment; and (3) the consequences of the increased use and insurance coverage of the treatment while it is still in clinical trials.