W55
Non-billableContact with other mammals
Contact with other mammals
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- contact with saliva, feces or urine of mammal
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
7th Character Definitions
- A - initial encounter
- D - subsequent encounter
- S - sequela
Child Codes (7)
Also Known As / Clinical Terms
Frequently Asked Questions
What is ICD-10 code W55?
ICD-10-CM code W55 represents "Contact with other mammals". It is a non-billable header code — use a more specific child code for billing purposes.
Is W55 a billable code?
No, W55 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under W55.
What chapter is W55 in?
W55 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W55?
W55 has Excludes1 notes indicating codes that cannot be used together with it, including: Toxic effect of contact with venomous animals and plants (T63.-); animal being ridden- see transport accidents; bitten or struck by dog (W54); and 2 more.
What are the subcategories under W55?
W55 has 7 child codes, including: W55.0 (Contact with cat), W55.1 (Contact with horse), W55.2 (Contact with cow), W55.3 (Contact with other hoof stock), and 3 more.
What are the UMLS CUIs for W55?
W55 is linked to 2 UMLS Concept Unique Identifiers: C2904800, C4290479. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.