ICD-10-CM > V00-Y99 > Y35-Y38 > Y38 > Y38.4 > Y38.4X Y38.4X Terrorism involving firearms Non-Billable/Non-Specific Codes Y38.4X1Terrorism involving firearms, public safety official injuredY38.4X1A..., initial encounterY38.4X1D..., subsequent encounterY38.4X1S..., sequelaY38.4X2Terrorism involving firearms, civilian injuredY38.4X2A..., initial encounterY38.4X2D..., subsequent encounterY38.4X2S..., sequelaY38.4X3Terrorism involving firearms, terrorist injuredY38.4X3A..., initial encounterY38.4X3D..., subsequent encounterY38.4X3S..., sequela