T21 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Burn and corrosion of trunk.
Includes
Burns and corrosion of hip region
Type 2 excludes
Seventh character note
The appropriate 7th character is to be added to each code from category T21
Seventh character extensions
A: initial encounter
D: subsequent encounter
S: sequela
Codes
T21.0
Burn of unspecified degree of trunk
T21.1
Burn of first degree of trunk
T21.2
Burn of second degree of trunk
T21.3
Burn of third degree of trunk
T21.4
Corrosion of unspecified degree of trunk
T21.5
Corrosion of first degree of trunk
T21.6
Corrosion of second degree of trunk
T21.7
Corrosion of third degree of trunk
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code