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Ch. 20: External causes of morbidity (V00-Y99)
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Exposure to inanimate mechanical forces (W20-W49)
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W40 Explosion of other materials
› W40.9
W40.9
Explosion of unspecified explosive materials
ICD-10-CM category (non-billable header) code — part of Exposure to inanimate mechanical forces (W20-W49)
Code Details
Billable
No — use a more specific child code
Chapter
Chapter 20: External causes of morbidity (V00-Y99)
Section
Exposure to inanimate mechanical forces (W20-W49)
Parent code
W40 — Explosion of other materials
Requires 7th character
Yes
Coding Notes
Inclusion Terms
Explosion NOS
Subcategories (3)
W40.9XXA
Explosion of unspecified explosive materials, init encntr
W40.9XXD
Explosion of unspecified explosive materials, subs encntr
W40.9XXS
Explosion of unspecified explosive materials, sequela
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