Michigan Compiled Laws, Chapter 330. Mental Health Code § 330.1202

Sec. 202.(1) The state shall financially support, in accordance with chapter 3,  1 community mental health services programs that have been established and that are administered according to the provisions of this chapter.

(2) A community mental health services program shall determine an individual's eligibility for a private health insurer, Medicaid, or Medicare and shall bill the private health insurer, Medicaid, or Medicare first before expending money from the state general fund for providing treatment and services under this act to that individual.