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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.
  • The Cook Central Office, 36 South Wabash Avenue, Chicago, will close 02/03/2025.  The new Cook Central Office will open at 115 South LaSalle, Chicago, for in-person service on 02/10/2025.  
  • ​UPDATE: The State Disbursement Unit (SDU) is processing all payments received. To verify the status of your payment, please log into the SDU parent portal or contact the SDU Customer Service Call Center at 877.225.7077.  For SDU business hours, click here.
Elizabeth M. Whitehorn, Director

Presentations and Materials

Thank you for visiting our IMPACT Presentation Downloads page. The below downloadable files are available to guide you through the process to complete a new enrollment or revalidation in the IMPACT system. The enrollment type definition is listed with each link to help you choose the proper steps to follow.

If you have additional questions while reviewing the material, please call 1-877-782-5565 or send an email to IMPACT.Help@illinois.gov.

IMPACT Sign On

Billing Agent

Facility, Agency, Organization

Groups

Rendering/Servicing Provider

Individual Sole Proprietor

Enrolling as a Dental Provider

Enrolling as a Transportation Provider

Enrollment Modifications

Domain Administrator Rights

Atypical Individual