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Claims Processing

This section has important information about filing claims to the DME MAC. Most Medicare suppliers are required to bill claims electronically (rather than paper) in accordance with the Administrative Simplification Compliance Act (ASCA).

General Claims Resources

How to submit Part B claims. Here you'll find claims resources, help with common slaim submission errors, the IVR system, and more!

Comprehensive Error Rate Testing (CERT)

The Centers for Medicare & Medicaid Services (CMS) developed the Comprehensive Error Rate Testing (CERT) program to produce national, contractor-specific, and service-specific paid claim error rates. Find CERT information and resources here.

Electronic Data Interchange (EDI)

Looking for EDI information? Learn about MREP, crossover claims, how to get started billing electronically, and much more.


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