Remark codes
Remittance advice remark codes (RARC)
57 remark codes, each with Rivvi's plain-English meaning. X12's exact wording is on x12.org.
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M codes
- M15Bundled as parts of one procedure
- M16See the payer's notices for this policy
- M20HCPCS code missing or invalid
- M25Level of service not supported
- M51Procedure code missing or invalid
- M62Authorization number missing or invalid
- M76Diagnosis missing or invalid
- M77Place of service missing or wrong
- M80Not covered on the same date as an earlier service
- M86Same or similar service already paid in the period
- M119NDC missing or invalid
- M127Medical record missing
- M144Pre- and post-op care included in the surgery
MA codes
- MA01Appeal rights notice
- MA04Primary payer information needed
- MA18Sent on to the supplemental insurer
- MA61Patient's Medicare or SSN ID missing or invalid
- MA63Principal diagnosis missing or invalid
- MA66Principal procedure missing or invalid
- MA67Correction to a prior claim
- MA120CLIA number missing or invalid
- MA130Claim unprocessable, no appeal rights
N codes
- N1You may appeal in writing
- N4Prior insurer's EOB missing or invalid
- N10Based on a review
- N19Incidental to the main procedure
- N20Not paid with another service on the same date
- N30Patient not eligible for this service
- N54Does not match the authorization
- N56Code not right for the service or date
- N59See the provider manual
- N95Provider type may not bill this service
- N115Decision based on a Local Coverage Determination
- N122Add-on code billed alone
- N130Check the plan's benefit documents
- N180Does not meet the billed category
- N182Bill on the plan's schedule
- N211No appeal for this decision
- N264Ordering provider name missing or invalid
- N265Ordering provider ID missing or invalid
- N286Referring provider ID missing or invalid
- N290Rendering provider ID missing or invalid
- N350Unlisted code needs a description
- N362Units over the allowed maximum
- N381Check the contract
- N382Patient ID missing or invalid
- N386Decision based on a National Coverage Determination
- N390Cannot be billed separately
- N425Excluded by law
- N448Not in the fee schedule
- N479Primary payer's explanation of benefits missing
- N522Duplicate of a crossover claim
- N575Ordering or referring provider name does not match
- N640Over the allowed number or frequency
- N657Bill with the right code
- N674Needs a prerequisite service
- N706Documentation missing