All ICD10 Codes

W55

Non-Billable
ChapterV00–Y99
Rankcategory
Official Description

Contact with other mammals

Use a more specific code (0 billable, 7 non-billable)
W55.0Contact with cathas subcodesW55.1Contact with horsehas subcodesW55.2Contact with cowhas subcodesW55.3Contact with other hoof stockhas subcodesW55.4Contact with pighas subcodesW55.5Contact with raccoonhas subcodesW55.8Contact with other mammalshas subcodes
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 20: External Causes of Morbidity (V00-Y99).

W50-W64 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • Toxic effect of contact with venomous animals and plants (T63.-)

Instructional Notes

Includes
  • contact with saliva, feces or urine of mammal
Excludes1(Not coded here. Use a different code.)
  • animal being ridden- see transport accidents
  • bitten or struck by dog (W54)
  • bitten or struck by rodent (W53.-)
  • contact with marine mammals (W56.-)

Clinical Hierarchy

BillableHas subcodes
CH20External causes of morbidity (V00-Y99)
W50-W64Exposure to animate mechanical forces (W50-W64)
W55Contact with other mammalsNot billable
W55.0Contact with catSubcodes
W55.1Contact with horseSubcodes
W55.2Contact with cowSubcodes
W55.3Contact with other hoof stockSubcodes
W55.4Contact with pigSubcodes
W55.5Contact with raccoonSubcodes
W55.8Contact with other mammalsSubcodes

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to W55:

blockW50-W64
Exposure to animate mechanical forces (W50-W64)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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