T20.419 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Corrosion of unspecified degree of unspecified ear [any part, except ear drum].
Codes
T20.419A
Corrosion of unspecified degree of unspecified ear [any part, except ear drum], initial encounter
T20.419D
Corrosion of unspecified degree of unspecified ear [any part, except ear drum], subsequent encounter
T20.419S
Corrosion of unspecified degree of unspecified ear [any part, except ear drum], sequela
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