Remittance advice remark code
Remark code N448 meaning
RARC N448: The drug, service or supply is not in the fee schedule or the contracted fee arrangement.
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- Remark code
- RARC N448
- Short name
- Not in the fee schedule
- Plain meaning
- The drug, service or supply is not in the fee schedule or the contracted fee arrangement.
- Kind
- Adds detail to the reason code on the same line.
Plain-English summary written by Rivvi. X12 owns the RARC list and its exact wording, which is not reproduced here. Read it on the X12 RARC list (list dated July 1, 2026, checked October 23, 2026). This page does not decide how a claim is paid.
What to check before resubmitting
- Check whether the code is priced by the payer.
- Ask the payer how it pays the code, or attach an invoice.
Reason codes it often comes with
Related remark codes
Related pages
Questions
What does remark code N448 mean?
The drug, service or supply is not in the fee schedule or the contracted fee arrangement. This is Rivvi's plain-English summary of RARC N448. X12's exact wording is on x12.org.
What should I do about N448?
Check whether the code is priced by the payer. Ask the payer how it pays the code, or attach an invoice.
Is N448 a denial?
A remark code adds detail to the reason code on the same line. The reason code (CARC) and its group code decide what was denied or adjusted. It is often paired with reason codes 45, 96.
What is the difference between a RARC and a CARC?
A remittance advice remark code (RARC) adds detail to a claim adjustment reason code (CARC). The CARC says why the line was adjusted. The RARC often says what to fix.