MAC is an abbreviation used in medical coding, the conversion of healthcare information into standard medical alphanumeric codes. It stands for Medicare Administrative Contractor, the person who evaluates and processes the claims sent to Medicare.
Providers sending professional and supplier claims to Medicare on paper must use Form CMS-1500 in a valid version. This form is maintained by the National Uniform Claim Committee (NUCC), an industry organization in which CMS participates.
MACs are multi-state, regional contractors responsible for administering both Medicare Part A and Medicare Part B claims. MACs perform many activities including: Process Medicare FFS claims.
Generally, a provider or supplier will be assigned to the Medicare Administrative Contractor (MAC) that covers the state where the provider or supplier is located.
MACs are multi-state, regional contractors responsible for administering both Medicare Part A and Medicare Part B claims. What CMS says about MACs.
1-800-MEDICARE (1-800-633-4227) For specific billing questions and questions about your claims, medical records, or expenses, log into your secure Medicare account, or call us at 1-800-MEDICARE.
If you have not looked at the Medicare website already, medicare is a great place to start. They have considerable information, and it is as reliable and accurate as you will find.
Medicare Administrative Contractors (MACs)
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