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Hospital Average Commercial Rate (ACR) Data Collection
Act
by Jul 31, 2026
Effective date
Jan 1, 2027
Identified
Jul 3, 2026
Summary
Illinois hospitals must submit Average Commercial Rate (ACR) data for their five highest-volume commercial payers to demonstrate compliance with federal Medicaid managed care payment limits. This data collection is required to maintain directed payment eligibility for calendar year 2027. Data submission is mandatory by July 31, 2026, through a secure portal managed by Milliman.
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What to do
by Jul 31, 2026 · 10 steps
01Hospital CFO or designated billing administrator must submit ACR data through Milliman's secure portal for the five highest-volume commercial payers.
02Billing team should.
03Identify and compile paid claims data from the five largest commercial payers.
04Ensure data is audit-ready and available for CMS verification.
05Exclude Medicare, Medicare Advantage, Medicaid MCOs, workers' compensation, and non-market-condition payers from submission.
06Use the HFS-provided template for data formatting.
07Register CFO email with Milliman portal or delegate access to authorized billing staff.
08Attend one of the informational webinars (July 7 at 9:00 AM or July 9 at 2:00 PM) for submission guidance.
09Failure to submit by deadline may result in loss of directed payment eligibility and reduced hospital funding starting January 1, 2027.
10Contact HFS.Hospitals@illinois.gov with questions.
Original notice
Hospital Average Commercial Rate (ACR) Data Collection
hfs.illinois.gov · Always check the source before changing claims.