RARCN23AlertReferenceCurrentVerified Aug 15, 2026RARC N23
No specific AR Guide workflow has been assigned yet
We haven’t written AR Guide notes for RARC N23 yet. The reference description in the sidebar is complete and sourced from ASC X12. Search the denial guides for the workflow you need.
Alert remark: Heads up
ASC X12 marks this remark as an informational alert — it is not itself a denial reason but provides important context alongside the adjustment.
Reference
Commonly paired CARCs
CARCs this remark commonly accompanies on the ERA/EOB, per the AR Guide pairing data.
CARC201Patient is responsible for amount of this claim/service through 'set aside arrangement' or other agreement. (Use only with Group Code PR) At least one Remark Code must be provided (may be comprised of either the NCPDP Reject Reason Code, or Remittance Advice Remark Code that is not an ALERT.)CARC238Claim spans eligible and ineligible periods of coverage, this is the reduction for the ineligible period. (Use only with Group Code PR)CARC275Prior payer's (or payers') patient responsibility (deductible, coinsurance, co-payment) not covered. (Use only with Group Code PR)
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