W40.8
⚠ Non-billable
Explosion of other specified explosive materials
ICD-10-CM · FY2026 · External Causes of Morbidity
Code
W40.8
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
External Causes of Morbidity
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code W40.8?
ICD-10-CM code W40.8 represents Explosion of other specified explosive materials. It is a non-billable header code requiring a more specific subcategory in the External Causes of Morbidity chapter, effective October 1, 2025 – September 30, 2026.
Is W40.8 billable?
No. W40.8 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is W40.8 in?
W40.8 belongs to the External Causes of Morbidity chapter (V00–Y99) of ICD-10-CM.
Related codes in the W40 category
W40
Explosion of other materials
Non-billable
W40.0
Explosion of blasting material
Non-billable
W40.1
Explosion of explosive gases
Non-billable
W40.9
Explosion of unspecified explosive materials
Non-billable
W40.0XXA
Explosion of blasting material, initial encounter
Billable
W40.0XXD
Explosion of blasting material, subsequent encounter
Billable
W40.0XXS
Explosion of blasting material, sequela
Billable
W40.1XXA
Explosion of explosive gases, initial encounter
Billable
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