MedicaidAdministrativeMedium impact
Revised Alpha and Numbered Lists of Pharmaceutical Labelers with Signed Rebate Agreements
Illinois Medicaid - HFS·IL · Pharmacy·Provider Notice
Effective date
May 15, 2015
We identified it
Jun 20, 2026
Summary
Updated lists of pharmaceutical manufacturers with signed Medicaid Drug Rebate Agreements have been released by Illinois HFS. Providers must use correct 11-digit NDC numbers when billing for covered drugs and maintain invoices for audit purposes.
Action Required
Immediately: Download and reference the updated alphabetical and numeric lists of pharmaceutical labelers with signed rebate agreements from Illinois HFS. Billing team must verify all drug claims use correct 11-digit NDC numbers and ensure invoices are maintained for all billed drug products for audit purposes. Contact 1-877-782-5565 for billing questions.