← Glossary · Medicare Advantage & Part D
Medicare Access and CHIP Reauthorization Act (MACRA)
The 2015 law under which the MBI replaced the HICN on Medicare cards.
The protocol cites MACRA of 2015 as the reason the Medicare Beneficiary Identifier replaced the HICN on Medicare cards.
Sources: CDAG protocol, Universe Table 1, Column C, p. 16; FA protocol, Enrollee ID field description, PDF p. 10.