W55.1 — Contact with horse
Is W55.1 billable?
No — W55.1 is a non-billable header code. W55.1 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 9 billable codes beneath W55.1.
Billable codes under this header
- W55.11XABitten by horse, initial encounter
- W55.11XDBitten by horse, subsequent encounter
- W55.11XSBitten by horse, sequela
- W55.12XAStruck by horse, initial encounter
- W55.12XDStruck by horse, subsequent encounter
- W55.12XSStruck by horse, sequela
- W55.19XAOther contact with horse, initial encounter
- W55.19XDOther contact with horse, subsequent encounter
- W55.19XSOther contact with horse, sequela
W55.1 at a glance
| Code | W55.1 |
|---|---|
| Description | Contact with horse |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together — inherited from W50-W64
The conditions below can never be reported together with W55.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- Toxic effect of contact with venomous animals and plants (T63.-)
Excludes1 — never code together — inherited from W55
The conditions below can never be reported together with W55.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
What codes fall under W55.1? (3)
How long has W55.1 existed?
W55.1 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.