MedicaidReimbursementMedium impact
ICF/IID and MC/DD Rate Changes Effective January 1, 2024
Illinois Medicaid - HFS·IL · General Practice·Provider Notice
Effective date
Jan 1, 2024
We identified it
Jun 20, 2026
Summary
Illinois Medicaid implemented rate increases for ICF/IID and MC/DD facilities effective January 1, 2024, including 6% increases to MC/DD exceptional care per diem rates and wage increases for direct care staff. Claims paid at lower rates will be systematically repriced with payment adjustments expected in late August/early September 2024.
Action Required
By August 31, 2024: Billing teams at ICF/IID and MC/DD facilities should verify that new rates are being applied to current claims and monitor for payment adjustment vouchers from the state. Download updated rate sheets from the HFS website or MEDI portal to confirm proper reimbursement rates. Developmental training providers must pass payment adjustments to appropriate agencies within 10 days per administrative rule 89 Ill. Admin. Code 140.646(d).