S99.9 is a non-billable/non-specific diagnosis code from the 2024 ICD-10-CM used to classify the following condition: Unspecified injury of ankle and foot.
Seventh character note
The appropriate 7th character is to be added to each code from subcategory S99.9
Seventh character extensions
A: initial encounter
D: subsequent encounter
S: sequela
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 encounter
- D: subsequent encounter
- S: sequela
Seventh character note
- The appropriate 7th character is to be added to each code from subcategory S99.9
2016
New code