ICD-10-CM > V00-Y99 > Y35-Y38 > Y38 > Y38.7 > Y38.7X > Y38.7X1 Y38.7X1 Terrorism involving chemical weapons, public safety official injured Non-Billable/Non-Specific Codes Y38.7X1A..., initial encounterY38.7X1D..., subsequent encounterY38.7X1S..., sequela