ICD-10-CM > S00-T88 > T33-T34 > T34 > T34.5 > T34.52 T34.52 Frostbite with tissue necrosis of hand Non-Billable/Non-Specific Type 2 Excludes frostbite with tissue necrosis of finger(s) (T34.53-) Codes T34.521Frostbite with tissue necrosis of right handT34.521A..., initial encounterT34.521D..., subsequent encounterT34.521S..., sequelaT34.522Frostbite with tissue necrosis of left handT34.522A..., initial encounterT34.522D..., subsequent encounterT34.522S..., sequelaT34.529Frostbite with tissue necrosis of unspecified handT34.529A..., initial encounterT34.529D..., subsequent encounterT34.529S..., sequela