Start Here

Follow these important steps to make sure you have the plan you need.
Find out if you
can participate.
Discover your health
care options.
Compare and enroll in
coverage that best meets
your needs.
Have Questions?

Am I Eligible?

Aon has partnered with select AAA clubs to offer this program to members and their households. Click on your state and enter your zip code to find out if your local club participates.

If your zip code is not listed, visit to view your local club's products and services.

Connecticut Maryland Pennsylvania
Delaware New Jersey South Dakota
Indiana Ohio Virginia
Kansas Oklahoma Washington DC
Kentucky   West Virginia



Use this website as a resource to learn and prepare for enrollment in health care coverage through Aon Retiree Health Exchange.

Watch Videos

Learn about Medicare coverage and Aon Retiree Health Exchange’s enrollment process by clicking on the video links below:

Learn about Medicare Advantage and Medicare Supplement Plans
Learn about Prescription Drug Coverage



Before you begin, you’ll save time if you gather everything you’ll need to refer to during the enrollment process. This includes documents, personal information and medical information. If you’re buying health coverage on behalf of a dependent, such as a child or spouse, you’ll need the same information for each dependent.

You can print the checklist or download it as a PDF if you wish.

Original Medicare: An Overview
Enrollment Checklist

You may invite anyone – your spouse, a caregiver, a trusted friend or a family member – involved with your health care decisions to participate in your enrollment.

Get Started

You’ll need to enroll in Original Medicare Parts A and B. If you have questions about Original Medicare and enrolling, see Original Medicare: An Overview or call Aon Retiree Health Exchange.

Be sure to have your Medicare card handy, so Aon can verify that you have coverage through Medicare Parts A and B. The Benefits Advisor¹ will need your Medicare Number and effective dates to enroll you.

Call 1-800-221-3021 (TTY 711),  8 a.m. to 8 p.m. Central Time, Monday through Friday. To save you time, you can also check out online tools at:






1Licensed insurance agents
Aon Retiree Health Exchange is available through Aon Hewitt Health Market Insurance Solutions, a third party marketing organization (TMO), retained to promote or sell a plan sponsor's Medicare products on the plan sponsor’s behalf who holds the contract with the federal government.

Aon Hewitt Health Market Insurance Solutions Inc. is contracted to represent insurance plans in your state. California Agency License Number: OE97576, Arkansas Agency License Number: 100102657, DBA in North Dakota: Aon Hewitt Health Insurance Agency Solutions, Inc., Fictitious Name in New York: Aon Hewitt Health Insurance Agency Solutions.

By contacting us or confirming your appointment with Aon Retiree Health Exchange, you agree to have a licensed insurance agent contact you through email, mail or phone to discuss Medicare Advantage, Medicare Prescription Drug, Medicare Supplement (also known as Medigap) plans and dental or vision insurance. Agreeing to accept and participate in your appointment does not obligate you to enroll in a plan, affect your current or future Medicare enrollment status or automatically enroll you in a Medicare plan.
Medicare has neither reviewed nor endorsed this information.
Aon Retiree Health Exchange, 4 Overlook Point, Lincolnshire, IL 60069 United States
All products and company names are trademarks and registered marks of their respective holders. Use does not imply endorsement by them.