ICD-10-CM > V00-Y99 > Y35-Y38 > Y37 > Y37.3 > Y37.30 Y37.30 Military operations involving unspecified fire, conflagration and hot substance Non-Billable/Non-Specific Codes Y37.300Military operations involving unspecified fire, conflagration and hot substance, military personnelY37.300A..., initial encounterY37.300D..., subsequent encounterY37.300S..., sequelaY37.301Military operations involving unspecified fire, conflagration and hot substance, civilianY37.301A..., initial encounterY37.301D..., subsequent encounterY37.301S..., sequela