ICD-10-CM · Chapter 5 · F01–F99
F31.3
Bipolar disorder, current episode depressed, mild or moderate severity
Mental, behavioral and neurodevelopmental disorders
Heads up:this is a parent code. It's typically not directly billable — you need to drill down to a more specific child code (one with additional digits) to use on a claim.
Quick facts
- Code
- F31.3
- Type
- Category / header (non-billable)
- ICD-10-CM chapter
- Chapter 5 — Mental, behavioral and neurodevelopmental disorders
- Category
- F31 — Bipolar disorder
- Specificity
- 4 characters
How coders use this code
ICD-10-CM F31.3 is a category (header) for bipolar disorder, current episode depressed, mild or moderate severity. It is generally not reported directly on a claim — coders drill down to a more specific child code (one with additional characters) that matches the documentation. Use the related codes below to find the billable code that fits, and verify against the annual NCHS/CMS guidelines.
Related codes in F31
- F31Bipolar disorder
- F31.0Bipolar disorder, current episode hypomanic
- F31.1Bipolar disorder, current episode manic without psychotic features
- F31.10Bipolar disorder, current episode manic without psychotic features, unspecified
- F31.11Bipolar disorder, current episode manic without psychotic features, mild
- F31.12Bipolar disorder, current episode manic without psychotic features, moderate
- F31.13Bipolar disorder, current episode manic without psychotic features, severe
- F31.2Bipolar disorder, current episode manic severe with psychotic features
- F31.30Bipolar disorder, current episode depressed, mild or moderate severity, unspecified
- F31.31Bipolar disorder, current episode depressed, mild
- F31.32Bipolar disorder, current episode depressed, moderate
- F31.4Bipolar disorder, current episode depressed, severe, without psychotic features
- F31.5Bipolar disorder, current episode depressed, severe, with psychotic features
- F31.6Bipolar disorder, current episode mixed
- F31.60Bipolar disorder, current episode mixed, unspecified
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