F31.8
Non-billableOther bipolar disorders
Other bipolar disorders
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- disorders of psychological development
- bipolar I disorder
- bipolar type I disorder
- manic-depressive illness
- manic-depressive psychosis
- manic-depressive reaction
- seasonal bipolar disorder
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
Child Codes (2)
Related Codes(9)
F31.0Bipolar disorder, current episode hypomanic
F31.1Bipolar disorder, current episode manic w/o psych features
F31.2Bipolar disord, crnt episode manic severe w psych features
F31.3Bipolar disord, current episode depress, mild or mod severt
F31.4Bipolar disord, crnt epsd depress, sev, w/o psych features
F31.5Bipolar disord, crnt epsd depress, severe, w psych features
F31.6Bipolar disorder, current episode mixed
F31.7Bipolar disorder, currently in remission
F31.9Bipolar disorder, unspecified
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(3)
Frequently Asked Questions
What is the ICD-10 code for other bipolar disorders?
The ICD-10-CM code for other bipolar disorders is F31.8. The full clinical description is "Other bipolar disorders". F31.8 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code F31.8 mean?
ICD-10-CM code F31.8 represents “Other bipolar disorders”. It is classified under Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders and is a non-billable header code. Use a more specific child code for billing purposes.
Is F31.8 a billable code?
No, F31.8 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 2 child codes under F31.8.
What chapter is F31.8 in?
F31.8 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).
What codes cannot be used with F31.8?
F31.8 has Excludes1 notes indicating codes that cannot be used together with it, including: bipolar disorder, single manic episode (F30.-); major depressive disorder, single episode (F32.-); major depressive disorder, recurrent (F33.-).
What are the subcategories under F31.8?
F31.8 has 2 child codes, including: F31.81 (Bipolar II disorder), F31.89 (Other bipolar disorder).
What are the UMLS CUIs for F31.8?
F31.8 is linked to 1 UMLS Concept Unique Identifier: C1456308. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does F31.8 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other bipolar disorders affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of F31.8?
F31.8 maps to the ICD-11 code: 6A6Z (Bipolar or related disorders, unspecified).
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.