Have a question or concern?
For benefit questions or to learn more about the Aetna® Medicare Advantage plan for State of Illinois retirees, call Aetna Member Services:
1-855-223-4807 (TTY: 711)
Monday to Friday
8 AM to 8 PM CT.
Send us mail
Would you rather reach us by mail? Just send your letters to:
P.O. Box 981106
El Paso, TX 79998-1106
Looking for something else?
Below is information members often look for when they visit our site. If you still don’t see the information you need below, try clicking the search tool. It’s in the top right corner of the webpage.
Fraud and abuseMedicare fraud and abuse affect all of us. We can help you understand what fraud and abuse mean, and what you should do next.
GrievancesYou can file a complaint (called a grievance) about us, a network provider or the quality of your care. You can file your grievance over the phone or online.