; and (ii) an evaluation of the demonstration project. (g) Implementation funding There is appropriated, out of any funds in the Treasury not otherwise appropriated, $5,000,000 to the Administrator of the Centers for Medicare & Medicaid Services for purposes of implementing this section, to remain available until expended. (h) Definitions In this section: (1) Children's hospitals The term children's hospitals has the meaning given that term in section 340E(g)(2) of the Public Health Service Act ( 42 U.S.C. 256e(g)(2) . (2) Integrated mental health and substance use disorder care services The term mental health and substance use disorder care services has the meaning given that term in section 1848(b)(13)(B) of the Social Security Act and includes prevention and early intervention services and such other items and services for the care of mental health and substance use conditions furnished by, or in coordination with, a primary care practitioner as the Secretary, in consultation with a State, may specify. (3) Medicaid The term Medicaid means the program for grants to States for medical assistance programs established under title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq. ). (4) Secretary Except as otherwise specified, the term Secretary means the Secretary of Health and Human Services. (5) State The term State has the meaning given that term in section 1101(a)(1) of the Social Security Act ( 42 U.S.C. 1301(a)(1) ) for purposes of titles XIX and XXI of such Act, and for purposes of (6) Medicaid-enrolled child The term Medicaid-enrolled child means, with respect to a State, a child enrolled under the State plan approved under title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq. ) or under a waiver of such plan. (7) Secretary The term Secretary means the Secretary of Health and Human Services. (8) State The term State means— (A) each of the 50 States and the District of Columbia