T17.1XXA — Foreign body in nostril, initial encounter
Is T17.1XXA billable?
Yes — T17.1XXA is billable for FY2027. T17.1XXA is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. T17.1XXA may be submitted for encounters from October 1, 2026 through September 30, 2027.
T17.1XXA at a glance
| Code | T17.1XXA |
|---|---|
| Description | Foreign body in nostril, initial encounter |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
| 7th character "A" | initial encounter |
What does the 7th character "A" mean in T17.1XXA?
In T17.1XXA, the 7th character A means initial encounter. The 7th character is required for T17.1XXA to be a valid, complete code.
Same condition, different episode of care — switch the 7th character:
Which MS-DRGs does T17.1XXA group to?
T17.1XXA sits in MDC 03 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 154Other Ear, Nose, Mouth and Throat Diagnoses with MCCmedical
- 155Other Ear, Nose, Mouth and Throat Diagnoses with CCmedical
- 156Other Ear, Nose, Mouth and Throat Diagnoses without CC/MCCmedical
How is T17.1XXA listed in the Alphabetic Index?
The Alphabetic Index lists these routes under T17.1, the nearest indexed parent of T17.1XXA. Use them to find the family, then select the specific code.
- Foreign body › entering through orifice › nose
- Foreign body › entering through orifice › nostril
- Foreign body › respiratory tract › nose
- Foreign body › respiratory tract › nostril
How is T17.1XXA listed in the External Cause Index?
The External Cause of Injuries Index lists these routes under T17.1, the nearest indexed parent of T17.1XXA. This is a separate index from the Alphabetic Index and is where external cause codes are looked up.
- Bean in nose
Inclusion terms
Alternative wording in documentation that is classified to T17.1XXA.
- Foreign body in nose NOS
Use additional code — inherited from Chapter 19
Report an additional code alongside T17.1XXA to fully describe the condition. T17.1XXA is sequenced first.
- code to identify any retained foreign body, if applicable (Z18.-)
Use additional code — inherited from T15-T19
Report an additional code alongside T17.1XXA to fully describe the condition. T17.1XXA is sequenced first.
- code, if known, for foreign body entering into or through a natural orifice (W44.-)
Excludes2 — not included here — inherited from Chapter 19
The conditions below are not part of T17.1XXA, but a patient may have both at the same time. When documentation supports it, T17.1XXA and the excluded code may both be reported.
Excludes2 — not included here — inherited from T15-T19
The conditions below are not part of T17.1XXA, but a patient may have both at the same time. When documentation supports it, T17.1XXA and the excluded code may both be reported.
How long has T17.1XXA existed?
T17.1XXA has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.