F31 is a non-billable/non-specific diagnosis code from the 2025 ICD-10-CM used to classify the following condition: Bipolar disorder.
Includes
Bipolar I disorder
Bipolar type I disorder
Manic-depressive illness
Manic-depressive psychosis
Manic-depressive reaction
Seasonal bipolar disorder
Type 1 excludes
Type 2 excludes
Cyclothymia (F34.0)
Codes
F31.0
Bipolar disorder, current episode hypomanic
F31.1
Bipolar disorder, current episode manic without psychotic features
F31.2
Bipolar disorder, current episode manic severe with psychotic features
F31.3
Bipolar disorder, current episode depressed, mild or moderate severity
F31.4
Bipolar disorder, current episode depressed, severe, without psychotic features
F31.5
Bipolar disorder, current episode depressed, severe, with psychotic features
F31.6
Bipolar disorder, current episode mixed
F31.7
Bipolar disorder, currently in remission
F31.8
Other bipolar disorders
F31.9
Bipolar disorder, unspecified
Versions
2025
No changes
2024
No changes
2023
Code changed
Includes
bipolar I disorderbipolar type I disordermanic-depressive illnessmanic-depressive psychosismanic-depressive reaction
- bipolar I disorder
- bipolar type I disorder
- manic-depressive illness
- manic-depressive psychosis
- manic-depressive reaction
- seasonal bipolar disorder
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
Includes
manic-depressive illnessmanic-depressive psychosismanic-depressive reaction
- bipolar I disorder
- bipolar type I disorder
- manic-depressive illness
- manic-depressive psychosis
- manic-depressive reaction
2017
No changes
2016
New code