Employees Retirement System (ERS) - EGWP
Transition FAQ's - Coming Soon
Current members and prospective members should call (866) 264-4676. TTY users should call 711.
Customer Service Hours:
24 hours a day, 7 days a week.
For plan questions you can write to us at:
Express Scripts Medicare P.O. Box 66535 St. Louis, MO 63166-6535
How do I contact Medicare?
For general information about Medicare Part D prescription drug coverage, call (800) MEDICARE (800) 633-4227. TTY users should call (877) 486-2048, 24 hours a day, 7 days a week. You can also visit the official Medicare website at www.medicare.gov. By selecting this link, you will be opening a new browser window to another site. We assume no responsibility for any material or information you may encounter on this or any other non-Express Scripts site.
Your current coverage
United Healthcare (UHC) will continue to manage your prescription medication benefits through Dec. 31, 2023.
If you need information about your claims or coverage through 2023, contact United Healthcare (UHC) toll-free at (866) 868-0609 (TTY: 711) or visit the HSMedicareRx website.
Express Scripts and the "E" logo are trademarks of Express Scripts Strategic Development, Inc. The ERS logo is a trademark of Employees Retirement System of Texas. The HealthSelect℠ of Texas logo is a trademark of Employees Retirement System of Texas. All other trademarks are the property of their respective owners.