ICD-10-CM > V00-Y99 > X71-X83 > X74 > X74.8 X74.8 Intentional self-harm by other firearm discharge Non-Billable/Non-Specific Applicable To Intentional self-harm by Very pistol [flare] discharge Codes X74.8XXA..., initial encounterX74.8XXD..., subsequent encounterX74.8XXS..., sequela