305 ILCS 5/5-45
Beginning on July 1, 2022, the Department of Human Services' Division of Substance Use Prevention and Recovery in conjunction with the Department of Healthcare and Family Services, shall provide for an increase in reimbursement rates by way of an increase to existing rates of 47% for all community-based substance use disorder treatment services, including, but not limited to, all of the following:
No existing or future reimbursement rates or add-ons shall be reduced or changed to address the rate increase proposed under this Section. The Department of Healthcare and Family Services shall immediately, no later than 3 months following April 19, 2022 (the effective date of Public Act 102-699) , submit any necessary application to the federal Centers for Medicare and Medicaid Services for a waiver or State Plan amendment to implement the requirements of this Section. Beginning in State fiscal year 2023, and every State fiscal year thereafter, reimbursement rates for those community-based substance use disorder treatment services shall be adjusted upward by an amount equal to the Consumer Price Index-U from the previous year, not to exceed 2% in any State fiscal year. If there is a decrease in the Consumer Price Index-U, rates shall remain unchanged for that State fiscal year. The Department of Human Services shall adopt rules, including emergency rules under Section 5-45.1 of the Illinois Administrative Procedure Act, to implement the provisions of this Section.
As used in this Section, "consumer price index-u" means the index published by the Bureau of Labor Statistics of the United States Department of Labor that measures the average change in prices of goods and services purchased by all urban consumers, United States city average, all items, 1982-84 = 100.
305 ILCS 5/5-45