ICD-10-CM > V00-Y99 > Y35-Y38 > Y37 > Y37.4 > Y37.45 > Y37.451 Y37.451 Military operations involving combat using blunt or piercing object, civilian Non-Billable/Non-Specific Codes Y37.451A..., initial encounterY37.451D..., subsequent encounterY37.451S..., sequela