W40 Explosion of other materials
ICD-10-CM category W40 sits in Chapter 20 (External causes of morbidity, V00-Y99). It contains 12 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.
Subcategories
W40.0 Explosion of blasting materialW40.1 Explosion of explosive gasesW40.8 Explosion of other specified explosive materialsW40.9 Explosion of unspecified explosive materials
Billable codes in W40
| Code | Description |
|---|---|
W40.0XXA | Explosion of blasting material, initial encounter |
W40.0XXD | Explosion of blasting material, subsequent encounter |
W40.0XXS | Explosion of blasting material, sequela |
W40.1XXA | Explosion of explosive gases, initial encounter |
W40.1XXD | Explosion of explosive gases, subsequent encounter |
W40.1XXS | Explosion of explosive gases, sequela |
W40.8XXA | Explosion of other specified explosive materials, initial encounter |
W40.8XXD | Explosion of other specified explosive materials, subsequent encounter |
W40.8XXS | Explosion of other specified explosive materials, sequela |
W40.9XXA | Explosion of unspecified explosive materials, initial encounter |
W40.9XXD | Explosion of unspecified explosive materials, subsequent encounter |
W40.9XXS | Explosion of unspecified explosive materials, sequela |
Search within ICD-10-CM for W40 and related codes
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