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Notice of Privacy Incident
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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