W46
Non-billableContact with hypodermic needle
Contact with hypodermic needle
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
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 (2)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for contact with hypodermic needle?
The ICD-10-CM code for contact with hypodermic needle is W46. The full clinical description is "Contact with hypodermic needle". W46 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code W46 mean?
ICD-10-CM code W46 represents “Contact with hypodermic needle”. It is classified under Chapter 21: External Causes of Morbidity and is a non-billable header code. Use a more specific child code for billing purposes.
Is W46 a billable code?
No, W46 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under W46.
What chapter is W46 in?
W46 is in Chapter 21: External Causes of Morbidity (codes V00-Y99).
What codes cannot be used with W46?
W46 has Excludes1 notes indicating codes that cannot be used together with it, including: assault (X92-Y09); contact or collision with animals or persons (W50-W64); exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-); and 1 more.
What are the subcategories under W46?
W46 has 2 child codes, including: W46.0 (Contact with hypodermic needle), W46.1 (Contact with contaminated hypodermic needle).
What are the UMLS CUIs for W46?
W46 is linked to 1 UMLS Concept Unique Identifier: C2904610. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does W46 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like contact with hypodermic needle affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of W46?
W46 maps to the ICD-11 code: PA83.2&XE8D1.
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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.