CMS transition to new Medicare Beneficiary Identifier is complete
As AHCP first reported nearly two years ago, the Centers for Medicare and Medicaid Services has been working to replace everyone’s Medicare card and assign them a new Medicare number, known as a Medicare Beneficiary Identifier (MBI). As of January 1, 2020, that process is complete and CMS will no longer process claims that are submitted with the old number.
Read CMS transition to new Medicare Beneficiary Identifier is complete

