For members

COVID-19-- avoid scams

Aetna is working to protect you from COVID-19 scams. Do not respond if you get a call, text or email about “free” coronavirus testing. Do not give out your Aetna member ID number or other personal information. Please report any scams by calling 1-800-447-8477 or online at You can also call Aetna Member Services by calling the phone number on the back of your ID card.

Welcome to Aetna Better Health Premier Plan

Aetna Better Health Premier Plan is a Medicare-Medicaid health plan for people who are dual-eligible. Those who are dual-eligible qualify for both Medicare and Medicaid. Our members must live in one of these counties: Cook, DuPage, Kane, Kankakee and Will.

Health care can be confusing

That's why our Member Services Department is open to answer your questions 24 hours a day, 7 days a week. Call us with questions about your benefits or for help choosing a provider. We can also help solve problems getting health care services. Our Member Services phone number is 1-866-600-2139 (TTY: 711).

Join a committee and be a voice in your community

We’re always looking for members to help us improve. Let your voice be heard by joining our Member Advisory Committee. To join you must be willing to attend meetings in person or by phone 4-6 times a year. If you attend the meetings in person, and you need transportation, it can be arranged for you.

Download our application and mail to:

Aetna Better Health of Illinois
ATTN: Member Services
3200 Highland Ave., MC F661
Downers Grove, IL 60515 


Important notice for members

After December 31, 2017, Aetna Better Health will no longer be a health plan choice in the Illinois Medicaid Managed Care Program. 

Beginning January 1, 2018, Aetna Better Health is teaming with either CountyCare Health Plan or Meridian Health Plan of Illinois for your Medicaid healthcare services. Members will receive one of the following notices based on the health plan they will be transitioned to:
Aetna member transition notice to CountyCare Health Plan
Aetna member transition notice to Meridian Health Plan of Illinois