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August 10, 2023

Coming Soon: 711 to Replace TTY Lines

CMS recently authorized Medicare Administrative Contractors (MACs) to use 711, a service that helps people with hearing or speech disabilities to communicate through the telephone, to meet teletypewriter (TTY) requirements. Effective September 1, 2023, CGS will disconnect our TTY lines and transition to the 711 service.

To use this service on September 1, 2023, and after:

  • Dial 711.
  • Please have the following information about the provider available:
    • National Provider Identifier (NPI)
    • Provider Transaction Access Number (PTAN)
    • Last 5 digits of the Tax Identification Number (TIN)
  • If your call is about a beneficiary or claim, please also have the following information about the beneficiary available:
    • Medicare Beneficiary Identifier (MBI)
    • First and last name
    • Date of birth


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