MedicaidAdministrativeMedium impact
Revised Alpha and Numeric Lists of Pharmaceutical Labelers with Signed Rebate Agreements
Illinois Medicaid - HFS·IL · Pharmacy·Provider Notice
Effective date
Dec 20, 2006
We identified it
Jun 21, 2026
Summary
The Illinois Department of Healthcare and Family Services has updated the lists of pharmaceutical labelers with signed Medicaid Drug Rebate Agreements. Pharmacies must use accurate 11-digit NDC numbers when billing and be prepared to provide invoices during audits for all drug products billed to Medicaid.
Action Required
Immediately: Pharmacy staff must download the updated alpha and numeric lists of pharmaceutical labelers with signed rebate agreements from the Illinois HFS website. Verify all Medicaid drug claims use accurate 11-digit NDC numbers. Ensure invoice documentation is available for audit for all drug products billed to Illinois Medicaid, regardless of acquisition source.