ICD-10-CM T34: Frostbite with tissue necrosis

ICD-10-CM Diagnosis Code (2025)

Official Description for T34

Frostbite with tissue necrosis

Coding Notes & Guidelines for T34

Excludes2: Not Included Here

frostbite with tissue necrosis of wrist and hand (T34.5-)

Excludes2: Not Included Here

frostbite with tissue necrosis of finger(s) (T34.53-)

Excludes2: Not Included Here

frostbite with tissue necrosis of ankle and foot (T34.8-)

Inclusion Terms

Frostbite with tissue necrosis NOS

Inclusion Terms
  • Frostbite with tissue necrosis of leg NOS
  • Frostbite with tissue necrosis of trunk NOS
7th Character Guidance

The appropriate 7th character is to be added to each code from category T34

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

Child Codes (More Specific Codes for T34):

T34.0 - Frostbite with tissue necrosis of head T34.01 - Frostbite with tissue necrosis of ear T34.011 - Frostbite with tissue necrosis of right ear T34.012 - Frostbite with tissue necrosis of left ear T34.019 - Frostbite with tissue necrosis of unspecified ear T34.02 - Frostbite with tissue necrosis of nose T34.09 - Frostbite with tissue necrosis of other part of head T34.1 - Frostbite with tissue necrosis of neck T34.2 - Frostbite with tissue necrosis of thorax T34.3 - Frostbite with tissue necrosis of abdominal wall, lower back and pelvis T34.4 - Frostbite with tissue necrosis of arm T34.40 - Frostbite with tissue necrosis of unspecified arm T34.41 - Frostbite with tissue necrosis of right arm T34.42 - Frostbite with tissue necrosis of left arm T34.5 - Frostbite with tissue necrosis of wrist, hand, and finger(s) T34.51 - Frostbite with tissue necrosis of wrist T34.511 - Frostbite with tissue necrosis of right wrist T34.512 - Frostbite with tissue necrosis of left wrist T34.519 - Frostbite with tissue necrosis of unspecified wrist T34.52 - Frostbite with tissue necrosis of hand T34.521 - Frostbite with tissue necrosis of right hand T34.522 - Frostbite with tissue necrosis of left hand T34.529 - Frostbite with tissue necrosis of unspecified hand T34.53 - Frostbite with tissue necrosis of finger(s) T34.531 - Frostbite with tissue necrosis of right finger(s) T34.532 - Frostbite with tissue necrosis of left finger(s) T34.539 - Frostbite with tissue necrosis of unspecified finger(s) T34.6 - Frostbite with tissue necrosis of hip and thigh T34.60 - Frostbite with tissue necrosis of unspecified hip and thigh T34.61 - Frostbite with tissue necrosis of right hip and thigh T34.62 - Frostbite with tissue necrosis of left hip and thigh T34.7 - Frostbite with tissue necrosis of knee and lower leg T34.70 - Frostbite with tissue necrosis of unspecified knee and lower leg T34.71 - Frostbite with tissue necrosis of right knee and lower leg T34.72 - Frostbite with tissue necrosis of left knee and lower leg T34.8 - Frostbite with tissue necrosis of ankle, foot, and toe(s) T34.81 - Frostbite with tissue necrosis of ankle T34.811 - Frostbite with tissue necrosis of right ankle T34.812 - Frostbite with tissue necrosis of left ankle T34.819 - Frostbite with tissue necrosis of unspecified ankle T34.82 - Frostbite with tissue necrosis of foot T34.821 - Frostbite with tissue necrosis of right foot T34.822 - Frostbite with tissue necrosis of left foot T34.829 - Frostbite with tissue necrosis of unspecified foot T34.83 - Frostbite with tissue necrosis of toe(s) T34.831 - Frostbite with tissue necrosis of right toe(s) T34.832 - Frostbite with tissue necrosis of left toe(s) T34.839 - Frostbite with tissue necrosis of unspecified toe(s) T34.9 - Frostbite with tissue necrosis of other and unspecified sites T34.90 - Frostbite with tissue necrosis of unspecified sites T34.99 - Frostbite with tissue necrosis of other sites

About ICD-10-CM Code T34 (Frostbite with tissue necrosis)

ICD-10-CM code T34 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM T34 became effective on October 1, 2024.

This page provides detailed information about T34 - Frostbite with tissue necrosis. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Frostbite with tissue necrosis.