Part A NPI Edits

Edit Severity	Missing TIN or SSN When NPI Reported	Invalid NPI Format (Must be 10 digits, start with a 1,2,3,4 and pass algorithm)	NPI Required, but not Reported	NPI Only (Legacy ID Not Permitted, but Legacy ID Reported)
Primary Provider NPI (Billing/Pay-To and Rendering)
Informational Edit	N/A	N/A	N/A	N/A
Rejection/Claim Deletion	09/29/2006	09/29/2006	01/01/2008	05/23/2008
Secondary Provider NPI (Referring, Purchasing, Supervising, Facility and Ordering)
Informational Edit	N/A	N/A	N/A	N/A
Rejection/Claim Deletion	09/29/2006	09/29/2006	05/23/2008	05/23/2008
276 Claim Status Inquiry Transaction Must Contain an NPI
Informational Edit	N/A	N/A	N/A	N/A
Rejection/Claim Deletion	05/23/2008	09/29/2006	05/23/2008	05/23/2008

For detailed information regarding these edits, please refer to the X12N Transaction User Guide.

Medicare Part A
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