ICD-10-CM > S00-T88 > T33-T34 > T34 > T34.8 > T34.83 T34.83 Frostbite with tissue necrosis of toe(s) Non-Billable/Non-Specific Codes T34.831Frostbite with tissue necrosis of right toe(s)T34.831A..., initial encounterT34.831D..., subsequent encounterT34.831S..., sequelaT34.832Frostbite with tissue necrosis of left toe(s)T34.832A..., initial encounterT34.832D..., subsequent encounterT34.832S..., sequelaT34.839Frostbite with tissue necrosis of unspecified toe(s)T34.839A..., initial encounterT34.839D..., subsequent encounterT34.839S..., sequela