W40.0 Explosion of blasting material

Non-billable ICD-10-CM code.

Applicable to

• Explosion of blasting cap
• Explosion of detonator
• Explosion of dynamite
• Explosion of explosive (any) used in blasting operations

Applies from W40 Explosion of other materials

Excludes1 (never code together)

• 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)

7th character note

• The appropriate 7th character is to be added to each code from category W40

7th character required

• A — initial encounter
• D — subsequent encounter
• S — sequela

Code annotations containing back-references to W40.0

Back-references to W40

• Type 1 Excludes: W20 Struck by thrown, projected or falling object ("object set in motion by explosion (W35-W40)")
• Code First: W25 Contact with sharp glass ("injury due to flying glass from explosion or firearm discharge (W32-W40)")

Diagnosis Index entries for W40.0

• Explosion (accidental) (of) (with secondary fire) › blasting (cap) (materials)
• Explosion (accidental) (of) (with secondary fire) › detonator
• Explosion (accidental) (of) (with secondary fire) › dynamite
• Explosion (accidental) (of) (with secondary fire) › explosive (material) › in blasting operation

Nearby codes

• W40 Explosion of other materials
• W40.0 Explosion of blasting material (this code)
• W40.0XXA Explosion of blasting material, initial encounter
• W40.0XXD Explosion of blasting material, subsequent encounter
• W40.0XXS Explosion of blasting material, sequela
• W40.1 Explosion of explosive gases
• W40.1XXA Explosion of explosive gases, initial encounter