W55 — Contact with other mammals
Is W55 billable?
No — W55 is a non-billable header code. W55 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 60 billable codes beneath W55.
Billable codes under this header
- W55.01XABitten by cat, initial encounter
- W55.01XDBitten by cat, subsequent encounter
- W55.01XSBitten by cat, sequela
- W55.03XAScratched by cat, initial encounter
- W55.03XDScratched by cat, subsequent encounter
- W55.03XSScratched by cat, sequela
- W55.09XAOther contact with cat, initial encounter
- W55.09XDOther contact with cat, subsequent encounter
- W55.09XSOther contact with cat, sequela
- 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
- W55.21XABitten by cow, initial encounter
- W55.21XDBitten by cow, subsequent encounter
- W55.21XSBitten by cow, sequela
- W55.22XAStruck by cow, initial encounter
- W55.22XDStruck by cow, subsequent encounter
- W55.22XSStruck by cow, sequela
- W55.29XAOther contact with cow, initial encounter
- W55.29XDOther contact with cow, subsequent encounter
- W55.29XSOther contact with cow, sequela
- W55.31XABitten by other hoof stock, initial encounter
- W55.31XDBitten by other hoof stock, subsequent encounter
- W55.31XSBitten by other hoof stock, sequela
- W55.32XAStruck by other hoof stock, initial encounter
- W55.32XDStruck by other hoof stock, subsequent encounter
- W55.32XSStruck by other hoof stock, sequela
- W55.39XAOther contact with other hoof stock, initial encounter
- W55.39XDOther contact with other hoof stock, subsequent encounter
- W55.39XSOther contact with other hoof stock, sequela
- W55.41XABitten by pig, initial encounter
- W55.41XDBitten by pig, subsequent encounter
- W55.41XSBitten by pig, sequela
- W55.42XAStruck by pig, initial encounter
- W55.42XDStruck by pig, subsequent encounter
- W55.42XSStruck by pig, sequela
- W55.49XAOther contact with pig, initial encounter
- W55.49XDOther contact with pig, subsequent encounter
- W55.49XSOther contact with pig, sequela
- W55.51XABitten by raccoon, initial encounter
- W55.51XDBitten by raccoon, subsequent encounter
- W55.51XSBitten by raccoon, sequela
- W55.52XAStruck by raccoon, initial encounter
- W55.52XDStruck by raccoon, subsequent encounter
- W55.52XSStruck by raccoon, sequela
- W55.59XAOther contact with raccoon, initial encounter
- W55.59XDOther contact with raccoon, subsequent encounter
- W55.59XSOther contact with raccoon, sequela
- W55.81XABitten by other mammals, initial encounter
- W55.81XDBitten by other mammals, subsequent encounter
- W55.81XSBitten by other mammals, sequela
- W55.82XAStruck by other mammals, initial encounter
- W55.82XDStruck by other mammals, subsequent encounter
- W55.82XSStruck by other mammals, sequela
W55 at a glance
| Code | W55 |
|---|---|
| Description | Contact with other mammals |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with W55 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Includes
Conditions classified to W55.
- contact with saliva, feces or urine of mammal
Excludes1 — never code together — inherited from W50-W64
The conditions below can never be reported together with W55 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.-)
What codes fall under W55? (7)
How long has W55 existed?
W55 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.