Reason Code 18 | Remark Code N522
Code |
Description |
Reason Code: 18 |
Exact duplicate claim/service |
Remark Code: N522 |
Duplicate of a claim processed, or to be processed, as a crossover claim |
Common Reasons for Denial
- Duplicate claim has already been submitted and processed
Next Step
- Before rebilling any claim, review the Noridian Medicare Portal in Claim inquiry for status of initial claim to avoid another denial
- A redetermination request may be submitted with all relevant supporting documentation. Review applicable Local Coverage Determination (LCD), LCD Policy Article, and documentation prior to submitting request. Noridian encourages redeterminations be submitted using the Noridian Medicare Portal
- If a supplier feels a claim denied duplicate in error, contact Telephone Reopenings
How to Avoid Future Denials
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