ICD-10-CM > V00-Y99 > Y35-Y38 > Y36 > Y36.8 > Y36.88 > Y36.881 Y36.881 Other war operations occurring after cessation of hostilities, civilian Non-Billable/Non-Specific Codes Y36.881A..., initial encounterY36.881D..., subsequent encounterY36.881S..., sequela