F31.81 is a billable/specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Bipolar II disorder.
Inclusion term
Bipolar disorder, type 2
Versions
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
Inclusion term
- Bipolar disorder, type 2
2017
No changes
2016
New code