; or (2) for imposing any requirement or restriction with respect to an individual without the individual’s written consent. (d) Authorization of appropriations To carry out this section, there are authorized to be appropriated such sums as may be necessary for each of fiscal years 2019 through 2023. 745. Evidence-based strategies for improving linkage to and retention in appropriate care (a) Strategies The Secretary of Health and Human Services, in collaboration with the Director of the Centers for Disease Control and Prevention, the Assistant Secretary for Mental Health and Substance Use, the Director of the Office of AIDS Research, the Administrator of the Health Resources and Services Administration, and the Administrator of the Centers for Medicare & Medicaid Services, shall— (1) identify evidence-based strategies most effective at addressing the multifaceted issues that impede disease status awareness and linkage to and retention in appropriate care, taking into consideration health care systems issues, clinic and provider issues, and individual psychosocial, environmental, and other contextual factors; (2) support the wide-scale implementation of the evidence-based strategies identified pursuant to paragraph (1), including through incorporating such strategies into health care coverage supported by the Medicaid program under title XIX of the Social Security Act ( 42 U.S.C. 1396 et seq.), the program under title XXVI of the Public Health Service Act ( 42 U.S.C. 300ff–11 et seq.; commonly referred to as the Ryan White HIV/AIDS Program ), and health plans purchased through an American Health Benefit Exchange established pursuant to section 1311 of the Patient Protection and Affordable Care Act ( 42 U.S.C. 18031 )