; (2) expanding choice; and (3) aligning inpatient mental health benefits with the inpatient physical health care benefits under the Medicare program. (b) Definitions In this section: (1) Applicable beneficiary The term applicable beneficiary means an individual who— (A) is entitled to, or enrolled for, benefits under part A, and enrolled for benefits under part B, of the Medicare program; (B) is admitted to a qualifying institution participating in the demonstration project; and (C) but for the pilot program established under this section, would otherwise receive benefits for inpatient psychiatric services under the Medicare program if the services were provided in a general acute care hospital. (2) Inpatient psychiatric hospital services The term inpatient psychiatric hospital services has the meaning given such term in section 1861(c) of the Social Security Act ( 42 U.S.C. 1395x(c) ). (3) Medicare 190-day lifetime limit The term Medicare 190-day lifetime limit means the 190-day lifetime limitation imposed on inpatient psychiatric hospital services under section 1812(b)(3) of the Social Security Act ( 42 U.S.C. 1395d(b)(3) ). (c) Program details (1) Duration and starting date (A) Starting date The pilot program shall begin no later than January 1, 2018. (B) Duration Subject to subparagraph (C), the pilot program shall be conducted for a period of 7 years. (C) Expansion The Secretary may, at any time after the pilot program has operated for a period of at least 3 years expand the duration and scope of the pilot program, to the extent determined appropriate by the Secretary, if— (i) the Secretary determines that such expansion is expected— (I) to reduce (or not to result in any increase in) net expenditures under the Medicare program without reducing the quality of care; or (II) to improve the quality of care without increasing such net expenditures; (ii) the Chief Actuary of the Centers for Medicare & Medicaid Services certifies that such expansion would reduce spending under the Medicare program