F91.9 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Conduct disorder, unspecified.
Inclusion term
Behavioral disorder NOS
Conduct disorder NOS
Disruptive behavior disorder NOS
Disruptive disorder NOS
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
Code changed
Inclusion term
Behavioral disorder NOSConduct disorder NOSDisruptive behavior disorder NOS
- Behavioral disorder NOS
- Conduct disorder NOS
- Disruptive behavior disorder NOS
- Disruptive disorder NOS
2016
New code