ICD-10-CM > V00-Y99 > Y35-Y38 > Y37 > Y37.5 > Y37.52 > Y37.521 Y37.521 Military operations involving indirect blast effect of nuclear weapon, civilian Non-Billable/Non-Specific Codes Y37.521A..., initial encounterY37.521D..., subsequent encounterY37.521S..., sequela