1. Short title

This Act may be cited as the "Michelle Alyssa Go Act".

2. Revising the definition of institution for mental diseases under the Medicaid program to exclude from such definition institutions having 36 beds or less if such institutions meet certain standards

Section 1905(i) of the Social Security Act (42 U.S.C. 1396d(i)) is amended to read as follows:

(i) Institution for mental diseases - The term "institution for mental diseases" means a hospital, nursing facility, or other institution that is primarily engaged in providing diagnosis, treatment, or care of persons with mental diseases, including medical attention, nursing care, and related services, unless such hospital, facility, or other institution—

(1) has 36 beds or less; and

(2) meets nationally recognized, evidence-based standards for mental health programs (and, in the case of an institution for mental diseases that provides treatment for substance use disorders, meets nationally recognized, evidence-based standards for substance use disorder programs, such as the latest standards set forth by the American Society of Addiction Medicine) approved by the Secretary, including standards that establish the types of services offered, hours of clinical care, and staffing credentials for such an institution, and any other standards as the Secretary may require.

3. Effective date

The amendments made by this Act shall take effect 180 days after the date of enactment of this Act and shall apply to State plans beginning on such date.