How to Enroll in Medicare Steps and Important Tips
Use this guide to help you enroll in Medicare to bill for your company. This guide provides detailed answers to FAQ's that normally arise while completing your application.
Using this guide in conjunction with the CMS website application topics inside your enrollment will help you tremendously.
If you get stuck on a part that you do not understand, please use the "Contact" button on our website.
In your message, include:
- The Name of the application you're filling out (ex: CMS8885)
- The topic you're stuck on
- And if you've consulted the Medicare help desk below before contacting us
External User Services (EUS) Contact Information Hours of Operation:
Monday–Friday, 7 a.m.–7 p.m. EST
Website: https://eus.custhelp.com
By Chat: Live Chat Launch Page
By E-mail: EUSSupport@cgi.com
By Phone: Toll-Free: (866) 484-8049
TTY/TDD: (866) 523-4759
Mailing Address:
External User Services
PO Box 792750
San Antonio, Texas 78279
