T20 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Burn and corrosion of head, face, and neck.
Type 2 excludes
Seventh character note
The appropriate 7th character is to be added to each code from category T20
Seventh character extensions
A: initial encounter
D: subsequent encounter
S: sequela
Codes
T20.0
Burn of unspecified degree of head, face, and neck
T20.1
Burn of first degree of head, face, and neck
T20.2
Burn of second degree of head, face, and neck
T20.3
Burn of third degree of head, face, and neck
T20.4
Corrosion of unspecified degree of head, face, and neck
T20.5
Corrosion of first degree of head, face, and neck
T20.6
Corrosion of second degree of head, face, and neck
T20.7
Corrosion of third degree of head, face, and neck
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