MA44 remark code

Remittance advice remark code MA44. Remark codes add detail to the reason code on the same claim line.

No appeal rights: decision based on law

Unofficial reference. This is our own plain-English explanation, not the official code text. Payer rules differ. Verify with the payer and the official X12 code list. AlphaPrefix is not affiliated with X12, CMS or any payer. Data last updated Nov 11, 2026.

What MA44 means

An alert that the decision cannot be appealed because the outcome is set by law, not by a judgment about the claim.

This remark tells you the adjustment follows directly from a legal rule, so no appeal process applies. Examples are outcomes driven by statute rather than by a review of medical necessity or documentation.

Its financial effect is shown by the reason code it accompanies. If you think a data error caused the result, a corrected claim may still be the right path.

Common causes

• The service or situation is excluded by law rather than by a review decision.
• The payment amount is fixed by statute.
• The claim met a legal limit that the payer cannot waive.

What to do next

1. Read the reason code to see what the law based decision was.
2. Check whether a claim data error, rather than the law, caused the outcome.
3. If the claim was correct, post the result and update the account notes.

Related codes

• MA01 (remark code) Alert: how to appeal this decision
• MA130 (remark code) Unprocessable claim: correct and resubmit
• 96 (reason code) Service not covered by the plan