T17.21 — Gastric contents in pharynx
Is T17.21 billable?
No — T17.21 is a non-billable header code. T17.21 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 6 billable codes beneath T17.21.
Billable codes under this header
- T17.210AGastric contents in pharynx causing asphyxiation, initial encounter
- T17.210DGastric contents in pharynx causing asphyxiation, subsequent encounter
- T17.210SGastric contents in pharynx causing asphyxiation, sequela
- T17.218AGastric contents in pharynx causing other injury, initial encounter
- T17.218DGastric contents in pharynx causing other injury, subsequent encounter
- T17.218SGastric contents in pharynx causing other injury, sequela
T17.21 at a glance
| Code | T17.21 |
|---|---|
| Description | Gastric contents in pharynx |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Inclusion terms
Alternative wording in documentation that is classified to T17.21.
- Aspiration of gastric contents into pharynx
- Vomitus in pharynx
Use additional code — inherited from Chapter 19
Report an additional code alongside T17.21 to fully describe the condition. T17.21 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 T17.21 to fully describe the condition. T17.21 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 T17.21, but a patient may have both at the same time. When documentation supports it, T17.21 and the excluded code may both be reported.
Excludes2 — not included here — inherited from T15-T19
The conditions below are not part of T17.21, but a patient may have both at the same time. When documentation supports it, T17.21 and the excluded code may both be reported.
What codes fall under T17.21? (2)
How long has T17.21 existed?
T17.21 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.