§ 421.401 - Definitions.  


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  • § 421.401 Definitions.

    For purposes of this subpart -

    Appropriate MAC means a MAC that has a contract under section 1874A of the Act to perform a particular Medicare administrative function in relation to:

    (1) A particular individual entitled to benefits under Part A or enrolled under Part B, or both;

    (2) A specific provider of services or supplier; or

    (3) A class of providers of services or suppliers.

    Medicare Administrative Contractor (MAC) means an agency, organization, or other person with a contract under section 1874A of the Act.