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For Treatment/Authorizations, Benefits/Eligibility, Claims, Appeals or any other member-related issue, access the Secure Transactions on Provider Express or call the Customer Service number on the back of the member's ID card.

Illinois Network Management

Tamara Welty
PO Box 9472
Minneapolis MN 55440-9472

Main Number: (877)614-0484
Fax Number: (855)572-3643

Illinois Autism/ABA Network Management
(877)614-0484