All ICD10 Codes

W40

Non-Billable
ChapterV00–Y99
Rankcategory
Official Description

Explosion of other materials

Use a more specific code (4 billable)
W40.0Explosion of blasting materialW40.1Explosion of explosive gasesW40.8Explosion of other specified explosive materialsW40.9Explosion of unspecified explosive materials
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 20: External Causes of Morbidity (V00-Y99).

W20-W49 Parent Instructions

Excludes1(Not coded here. Use a different code.)
  • 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)

Instructional Notes

Excludes1(Not coded here. Use a different code.)
  • assault by explosive material (X96)
  • explosion involving legal intervention (Y35.1-)
  • explosion involving military or war operations (Y36.0-, Y36.2-)
  • intentional self-harm by explosive material (X75)

Clinical Hierarchy

BillableHas subcodes
CH20External causes of morbidity (V00-Y99)
W20-W49Exposure to inanimate mechanical forces (W20-W49)
W40Explosion of other materialsNot billable
W40.0Explosion of blasting materialBillable
W40.1Explosion of explosive gasesBillable
W40.8Explosion of other specified explosive materialsBillable
W40.9Explosion of unspecified explosive materialsBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to W40:

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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