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CARC Code Reference

CARC 59: Processed based on multiple or concurrent procedure rules. (For example multiple surgery or diagnostic imaging, concurrent anesthesia.) Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.

Processed based on multiple or concurrent procedure rules. (For example multiple surgery or diagnostic imaging, concurrent anesthesia.) Usage: Refer to the 835 Healthcare Policy Identification Segment (loop 2110 Service Payment Information REF), if present.

Group code CO, PI or PR
Category Coding
Risk level High
Appealable Rarely

Common RARC pairings

RARCs (Remittance Advice Remark Codes) provide the specific reason detail alongside CARC 59 on the 835 electronic remittance. These are the RARCs seen most often with this CARC.

RARCMeaning
N10 Adjustment based on the findings of a review organization/professional consult/manual adjudication/medical advisor/dental advisor/peer review.
N633 Additional anesthesia time units are not allowed.
N644 Reimbursement has been made according to the bilateral procedure rule.
N670 This service code has been identified as the primary procedure code subject to the Medicare Multiple Procedure Payment Reduction (MPPR) rule.

See the full resolution workflow for CARC 59

Members of the EDI-Code Intelligence Lab get the step-by-step rework path, appeal language, root-cause drivers, and prevention checklist for every CARC and RARC pairing, plus payer-specific quirks.

Open in EDI Lab