RARC N657: This should be billed with the appropriate code for these services.

This should be billed with the appropriate code for these services.

Common CARC pairings

RARC N657 appears with a Claim Adjustment Reason Code (CARC) on the 835 electronic remittance advice and gives more detail about the adjustment. These are the CARCs most often paired with RARC N657.

CARC	Meaning
4	The procedure code is inconsistent with the modifier used. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
9	The diagnosis is inconsistent with the patient's age. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
10	The diagnosis is inconsistent with the patient's gender. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
11	The diagnosis is inconsistent with the procedure. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
12	The diagnosis is inconsistent with the provider type. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
16	Claim/service lacks information or has submission/billing error(s). Usage: Do not use this code for claims attachment(s)/other documentation. 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.) Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
146	Diagnosis was invalid for the date(s) of service reported.
182	Procedure modifier was invalid on the date of service.