Pub. 100-04 Medicare Claims Processing
The Part B and Durable Medical Equipment Regional Carriers (DMERCs) shared system maintainers must make changes to their pre-pass
editing process to prevent certain claim errors from being accepted into the Part B and DMERC shared systems. These pre-pass edits will reject all inbound electronic claims that contain an invalid diagnosis code whether pointed to or not, will reject all inbound electronic claims that contain a space, dash, special character, or 1 byte numeric in any zip code field, and will reject all inbound electronic claims that contain a space, dash, special character, or parentheses in any telephone number field.
Issued by: Centers for Medicare & Medicaid Services (CMS)
Issue Date: February 06, 2004
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