N822
Missing procedure modifier(s)
What This Code Means
The claim requires a procedure modifier that was not included.
Common Causes
- Required modifier omitted at claim entry
- Modifier dropped during clearinghouse transmission
How to Resolve or Appeal
- Identify the required modifier based on payer/NCCI guidance
- Add the modifier and resubmit as a corrected claim
Educational reference only — not medical or legal advice. Always confirm code usage and appeal rights with the specific payer.