ICD-10-CM > S00-T88 > T33-T34 > T34 > T34.5 > T34.53 > T34.532 T34.532 Frostbite with tissue necrosis of left finger(s) Non-Billable/Non-Specific Codes T34.532A..., initial encounterT34.532D..., subsequent encounterT34.532S..., sequela