; (B) any behavioral changes attributable to such program; (C) any clinical outcome improvements attributable to such program; (D) any quality of life improvements attributable to such program; and (E) the overall satisfaction of such beneficiaries with such program. (2) Reductions, if any, in expenditures under title XVIII of the Social Security Act attributable to such program. (3) Other criteria determined appropriate by the Secretary. (d) Report Not later than 18 months after the date of the completion of the demonstration program described in subsection (a), the Secretary shall submit to Congress a report containing— (1) the results of the evaluation described in subsection (c); (2) an analysis of the demographic characteristics of applicable beneficiaries who participated in such program; and (3) a recommendation on whether such program should be continued or expanded. (e) Waiver authority The Secretary may waive such requirements of titles XI and XVIII of the Social Security Act ( 42 U.S.C. 1301 et seq., 1395 et seq.) as may be necessary to carry out the provisions of this section. (f) Authority To expand demonstration program Notwithstanding subsection (a), taking into account the evaluation described in subsection (c), the Secretary may, through rulemaking, expand the duration and the scope of the demonstration program described in subsection (a), to the extent determined appropriate by the Secretary, if— (1) the Secretary determines that such expansion is expected to— (A) reduce spending under title XVIII of the Social Security Act without reducing quality of care; or (B) improve the quality of care for individuals enrolled under part B of such title without increasing spending under such title; (2) the Chief Actuary of the Centers for Medicare & Medicaid Services certifies that such expansion would reduce (or would not result in any increase in) net program spending under such title