S99 is a non-billable/non-specific diagnosis code from the 2024 ICD-10-CM used to classify the following condition: Other and unspecified injuries of ankle and foot.
Codes
Versions
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
Code changed
Seventh character extensions
A: initial encounterD: subsequent encounterS: sequela
Seventh character note
The appropriate 7th character is to be added to each code from category S99
2016
New code