New Medicare card outreach to and education for people with Medicare will begin in January 2018, before we start mailing the new Medicare cards. The new cards, which we’ll begin mailing in April 2018, will have new Medicare Beneficiary Identifiers (MBIs) instead of Social Security Number (SSN)-based Health Insurance Claim Numbers (HICNs) to help protect the identities of people with Medicare.
To read more on this, click the link below!
https://www.cms.gov/Medicare/New-Medicare-Card/Partners-and-Employers/Partners-and-employers.html