ICD-10-CM > S00-T88 > T33-T34 > T34 > T34.6 > T34.60 T34.60 Frostbite with tissue necrosis of unspecified hip and thigh Non-Billable/Non-Specific Codes T34.60XA..., initial encounterT34.60XD..., subsequent encounterT34.60XS..., sequela