ICD-10-CM > V00-Y99 > Y35-Y38 > Y36 > Y36.5 > Y36.54 > Y36.541 Y36.541 War operation involving nuclear radiation effects of nuclear weapon, civilian Non-Billable/Non-Specific Codes Y36.541A..., initial encounterY36.541D..., subsequent encounterY36.541S..., sequela