RARC N124: Payment has been denied for the/made only for a less extensive service/item because the information furnished does not substantiate the need for the (more extensive) service/item. The patient is liable for the charges for this service/item as you informed the patient in writing before the service/item was furnished that we would not pay for it, and the patient agreed to pay.

Payment has been denied for the/made only for a less extensive service/item because the information furnished does not substantiate the need for the (more extensive) service/item. The patient is liable for the charges for this service/item as you informed the patient in writing before the service/item was furnished that we would not pay for it, and the patient agreed to pay.

Common CARC pairings

RARCs like N124 ride alongside CARCs on the 835 electronic remittance advice. These are the CARC denials RARC N124 is most often paired with.

CARC	Meaning
50	These are non-covered services because this is not deemed a 'medical necessity' by the payer. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
96	Non-covered charge(s). 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.) Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.
150	Payer deems the information submitted does not support this level of service.
269	Anesthesia not covered for this service/procedure. Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.