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  • 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.
  • Child Support Springfield Regional Office at 607 E Adams Street, Springfield, will be closed beginning Friday, August 15, 2025, and will re-open for in-person service on Tuesday, August 19, 2025. For more information, call 800.447.4278 or email HFS.SRO@illinois.gov.
Elizabeth M. Whitehorn, Director

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