Medicare Administrative Contractors
With the new MAC structure, there are 15 contractors by jurisdiction responsible for processing Part A and B claims. Four of the A/B MAC providers will overlap responsibility for handling Home Health and Hospice claims. The final four MAC plans will be the Durable Medical Equipment contractors.
A map illustrating the current Medicare Administrative Contrator Jurisdictions
Websites for the Medicare Administrative Contractors (MAC)
Website links to your MACs. Obtain information on active LCDs and other billing and coding updates
Carrier Advisory Committee (CAC)
The CAC acts as a formal mechanism for physicians in the state to be informed about and to participate in the development of Local Coverage Determinations (LCD) in an advisory capacity, a mechanism to discuss and improve administrative policies
that are within carrier discretion and a forum for information exchange between carriers and physicians. To view a current list of ENT CACs. To obtain contact information for your CAC, contact Health Policy.