T59 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Toxic effect of other gases, fumes and vapors.
Includes
Aerosol propellants
Type 1 excludes
Chlorofluorocarbons (T53.5)
Seventh character note
The appropriate 7th character is to be added to each code from category T59
Seventh character extensions
A: initial encounter
D: subsequent encounter
S: sequela
Codes
T59.0
Toxic effect of nitrogen oxides
T59.1
Toxic effect of sulfur dioxide
T59.2
Toxic effect of formaldehyde
T59.3
Toxic effect of lacrimogenic gas
T59.4
Toxic effect of chlorine gas
T59.5
Toxic effect of fluorine gas and hydrogen fluoride
T59.6
Toxic effect of hydrogen sulfide
T59.7
Toxic effect of carbon dioxide
T59.8
Toxic effect of other specified gases, fumes and vapors
T59.9
Toxic effect of unspecified gases, fumes and vapors
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