AppealHoundBy Vantar Group
Remark code

N265 Denial Code

The NPI of the provider who ordered the service is missing, incomplete or wrong.

A remark code sits beside the adjustment code on the remit and says why the claim was reduced.

A correction, not an appeal

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What N265 is

A Remark Code Is Not the Denial

The adjustment code says the claim was reduced. This one says why. You need both to know what to send back.

What to Do

Put the ordering provider's NPI in the ordering provider field and check that the name matches that NPI exactly. On a Medicare claim, also check that the ordering provider is enrolled in Medicare or has validly opted out, because the claim is checked against that record. Correct and resubmit.

Code meanings verified against x12.org/codes/remittance-advice-remark-codes. The wording, the pairing and the recommended action are ours, not the payer's.

Free: the Denial Code Appeal Playbook. 53 codes on one sheet: appeal, fix and resubmit, or let it go, and what to attach. Get the playbook

Codes It Appears With

N265 commonly rides alongside these. Our reading, not a published mapping: X12 publishes no adjustment-to-remark table.

CodeWhat that one means
CO 16Something the payer needed was missing or wrong on the claim.

Your Questions Answered

What does denial code N265 mean?

The NPI of the provider who ordered the service is missing, incomplete or wrong.

What should I do about N265?

Put the ordering provider's NPI in the ordering provider field and check that the name matches that NPI exactly. On a Medicare claim, also check that the ordering provider is enrolled in Medicare or has validly opted out, because the claim is checked against that record. Correct and resubmit.

Which denial codes appear with N265?

N265 commonly rides with CO 16. The adjustment code says the claim was reduced; the remark code says why.

All denial codes · Appeal letters

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Free Denial Review

4 columns from a report your system already produces.

CSV, up to 5 MB. No patient data.

No export to hand? Email us which system you use and we reply with the steps. Or email the file instead.