Breast Reconstruction Implementation Act of 1999

Breast Reconstruction Implementation Act of 1999 - Amends the group health plan requirements of the Internal Revenue Code to require a group health plan that provides medical and surgical benefits with respect to a mastectomy to ensure that, in a case in which a mastectomy patient elects breast reconstruction, coverage is provided for: (1) all stages of reconstruction of the breast on which the mastectomy has been performed; and (2) surgery and reconstruction of the other breast to produce a symmetrical appearance in the manner determined by the attending physician and the patient to be appropriate.