S42.31 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Greenstick fracture of shaft of humerus.
Seventh character note
The appropriate 7th character is to be added to all codes in subcategory S42.31
Seventh character extensions
A: initial encounter for closed fracture
D: subsequent encounter for fracture with routine healing
G: subsequent encounter for fracture with delayed healing
K: subsequent encounter for fracture with nonunion
P: subsequent encounter for fracture with malunion
S: sequela
Codes
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