MedicaidAdministrativeLow impact
Revised Alpha and Numeric Lists of Pharmaceutical Labelers with Signed Rebate Agreements
Illinois Medicaid - HFS·IL · Pharmacy·Provider Notice
Effective date
Nov 19, 2010
We identified it
Jun 21, 2026
Summary
The Illinois Department of Healthcare and Family Services has updated the alphabetic and numeric 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.
Action Required
Illinois pharmacies should download the updated pharmaceutical labeler lists from the state website and ensure all drug claims use accurate 11-digit NDC numbers. Maintain invoices for all drug products billed to Medicaid for audit purposes.