Medicaid Provider Alert: Provider revalidation has begun and those not completing the process risk disenrollment. Check your account now to learn when your revalidation is due. More information here.

Our new Child Support Cook Central Office at 115 South LaSalle Street, Chicago, is now open for in-person assistance. We also have other regional office locations to better serve you!

Electronic Data Interchange (EDI)

Welcome to the Illinois Department of Healthcare and Family Services Electronic Data Interchange (EDI) informational Web pages. The department will use these pages to communicate EDI-specific information to our providers in a concise and consistent manner.

E-mail Listserv Notification

Register to receive e-mail listserv notifications about EDI-specific informational updates from the Illinois Department of Healthcare and Family Services, Office of Electronic Data Interchange.

X12 5010/NCPDP D.0 Transition

Companion Guides will be posted as completed.

EDI History

05/18/12: HFS supports using Java Version 7 Update 4 to access the Medi/IEC Web site.
04/02/12: Effective April 6, 2012, MEDI/IEC Direct Data Entry (DDE) users may Void/Replace, or Void Professional (837P) claims.
03/26/12: HFS will continue to accept 4010 transactions: 270, 276, 837I and 837P, until April 30, 2012.
03/07/12: The HFS process for creating 5010 - 999 Functional Acknowledgements was not working properly from September 2011 to February 2012.
12/08/11: Effective Immediately - all 5010 electronic claims will be subject to a strict adherence to payor sequencing.
12/07/11: The MEDI/IEC 5010 270/271 Batch transaction limitations.
10/18/11: MEDI/IEC Direct Data Entry (DDE) Screens have been updated

Electronic Data Interchange (EDI)

E-mail Listserv Notification

X12 5010/NCPDP D.0 Transition

EDI History

Stay Informed

Helpful Links

Electronic Data Interchange (EDI)

E-mail Listserv Notification

X12 5010/NCPDP D.0 Transition

EDI History

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Stay Informed

Helpful Links