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e-CFR data is current as of November 30, 2020

Title 42Chapter IVSubchapter BPart 421Subpart E → §421.401


Title 42: Public Health
PART 421—MEDICARE CONTRACTING
Subpart E—Medicare Administrative Contractors (MACs)


§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.

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