T17.1XXS — Foreign body in nostril, sequela
T17.1XXS is a billable, specific ICD-10-CM code for foreign body in nostril, sequela. It is valid for submission on a claim.
7th character "S" — sequela
The appropriate 7th character is to be added to each code from category T17
- A
- initial encounter
- D
- subsequent encounter
- S
- sequela
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Foreign body in nose NOS
Other codes that can never be billed with T17.1XXS
These codes carry an Excludes1 note pointing at T17.1XXS. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading T17.1XXS alone.
Risk adjustment
T17.1XXS does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code history
T17.1XXS has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.
Related codes at this level
Codes that share T17.1. If T17.1XXS is not quite right, the correct code is usually one of these.
Questions about T17.1XXS
- Is T17.1XXS a billable ICD-10-CM code?
- Yes. T17.1XXS is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does T17.1XXS sit in the tabular list?
- Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Effects of foreign body entering through natural orifice (T15-T19).