New Medicare provider authentication requirements implemented    

Effective April 6, the Centers for Medicare and Medicaid Services (CMS) will require providers to provide the following three data elements for authentication when calling either the Interactive Voice Response (IVR) system or a Customer Service Representative (CSR), as well as in written inquiries:

1.    The provider's National Provider Identifier (NPI).

2.    The provider's Provider Transaction Access Number (PTAN).

3.    The last five digits of the provider's Tax Identification Number (TIN).

Refer to CMS Medlearn Matters article MM 6139 <http://rs6.net/tn.jsp?et=1102524385788&e=001u0Q1lqGZZ4dXYmJzs4DgVAKBIYgJSLOKM1FzBZ9UtZh4S8AYRyAJ4gRxBsCU8GZ65rtvWioDrrIkQr8wZTTfnbvZIrFINOyHPpwo8phw38uF34bTVIy8__XLIOYzacOxEvIjjW6rMBnVI-yjsjKU_lk5FouIbfYZhbpWAAXKX40=>  for more information.