RARC N123Alert

This claim represents a split-off portion of a previously submitted claim.

This is an informational alert code and isn't tied to a specific claim adjustment.

Related Alert codes

Frequently asked questions

What does RARC N123 mean?

This claim represents a split-off portion of a previously submitted claim.

Is RARC N123 a supplemental or alert code?

N123 is an Alert code — it's informational and isn't tied to a specific claim adjustment.

CARC codes maintained by X12 (x12.org). Descriptions on this site are original reference interpretations. RARC codes maintained by CMS. Always verify codes with authoritative sources before making billing decisions.