ICD-10-CM > V00-Y99 > Y35-Y38 > Y36 > Y36.0 > Y36.03 > Y36.031 Y36.031 War operations involving explosion of sea-based artillery shell, civilian Non-Billable/Non-Specific Codes Y36.031A..., initial encounterY36.031D..., subsequent encounterY36.031S..., sequela