MedicaidAdministrativeLow impact
Revised Alpha and Numeric Lists of Pharmaceutical Labelers with Signed Rebate Agreements
Illinois Medicaid - HFS·IL · Pharmacy·Provider Notice
Effective date
Aug 29, 2007
We identified it
Jun 21, 2026
Summary
The Illinois Department of Healthcare and Family Services has updated the list of pharmaceutical labelers with signed Medicaid Drug Rebate Agreements with CMS. Pharmacies must use accurate 11-digit NDC numbers when billing and be prepared to provide invoices for audits.
Action Required
Immediately: Pharmacy staff should download the updated alpha and numeric lists of pharmaceutical labelers from the Illinois HFS website. Ensure all pharmacy claims use accurate 11-digit NDC numbers. Maintain invoices for all drug products billed to the Department for audit purposes.