MedicaidAdministrativeHigh impact
New Chapter 300: Handbook for Electronic Processing, a supplement to the X12 and NCPDP Implementation Guides - HIPAA Implementation
Illinois Medicaid - HFS·IL·Provider Notice
Effective date
Oct 16, 2003
We identified it
Jun 21, 2026
Summary
Illinois Department of Public Aid has published Chapter 300: Handbook for Electronic Processing to prepare for HIPAA implementation on October 16, 2003. This handbook supplements X12 and NCPDP Implementation Guides for electronic transaction submissions and corrects a previous notice error regarding X-12 837 Version 4010A1 claim format requirements.
Action Required
By October 16, 2003: Billing team must download and implement Chapter 300: Handbook for Electronic Processing from the Illinois Department website. Update electronic transaction submission processes to comply with X12 (4010A1) and NCPDP (5.1 or 1.1 batch) Implementation Guides. Ensure claim format uses X-12 837, Version 4010A1 (not Version 4010). Monitor for additional handbook updates before the HIPAA implementation deadline.