; (B) medication or diagnostic test/procedure; (C) indication offered; and (D) reason for denial. (8) Determinations made by physicians The medicare administrative contractor, Medicare Advantage plan, or prescription drug plan, respectively, shall ensure that all preauthorizations and adverse determinations are made by a physician who possesses a current and valid non-restricted license to practice medicine in a State, and must be board certified or eligible in the same specialty as the health care provider who typically manages the medical condition or disease or provides the health care service. The physician must make the adverse determination under the clinical direction of one of the medicare administrative contractor’s, Medicare Advantage plan’s, or prescription drug plan’s medical directors who is responsible for the provision of health care services and who is licensed in such State.