All ICD10 Codes

W46

Non-Billable
ChapterV00–Y99
Rankcategory
Official Description

Contact with hypodermic needle

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 20: External Causes of Morbidity (V00-Y99).

W20-W49 Parent Instructions

Excludes1(Not coded here)
  • assault (X92-Y09)
  • contact or collision with animals or persons (W50-W64)
  • exposure to inanimate mechanical forces involving military or war operations (Y36.-, Y37.-)
  • intentional self-harm (X71-X83)

Clinical Hierarchy

CH20External causes of morbidity (V00-Y99)
W20-W49Exposure to inanimate mechanical forces (W20-W49)
W46Contact with hypodermic needle
W46.0Contact with hypodermic needle
W46.1Contact with contaminated hypodermic needle

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to W46:

blockW20-W49
Exposure to inanimate mechanical forces (W20-W49)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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