F31 Bipolar disorder

⚠ Non-Billable ICD-10-CM 2026
Open F31 in Web App →

The ICD-10-CM code for Bipolar disorder is F31 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
F30-F39: Mood [affective] disorders (F30-F39)
Category F31
34 codes (28 billable)
FY2026 Status
Stable since FY2024
Includes
  • bipolar I disorder
  • bipolar type I disorder
  • manic-depressive illness
  • manic-depressive psychosis
  • manic-depressive reaction
  • seasonal bipolar disorder
Excludes1
Not coded here. These conditions should NOT be coded together with F31.
  • bipolar disorder, single manic episode (F30.-)
  • major depressive disorder, single episode (F32.-)
  • major depressive disorder, recurrent (F33.-)
Excludes2
Not included here. These conditions are coded elsewhere but may be coded together if applicable.
  • cyclothymia (F34.0)

Official Coding Guidelines

Pain disorders related to psychological factors (TOC entry)

a. Pain disorders related to psychological factors ..................................................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.a
Psychoactive substance use disorders (TOC entry)

b. Mental and behavioral disorders due to psychoactive substance use ................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

More Specific Codes

F31.0 Bipolar disorder, current episode hypomanic F31.1 Bipolar disorder, current episode manic without psychotic features F31.10 Bipolar disorder, current episode manic without psychotic features, unspecified F31.11 Bipolar disorder, current episode manic without psychotic features, mild F31.12 Bipolar disorder, current episode manic without psychotic features, moderate F31.13 Bipolar disorder, current episode manic without psychotic features, severe F31.2 Bipolar disorder, current episode manic severe with psychotic features F31.3 Bipolar disorder, current episode depressed, mild or moderate severity F31.30 Bipolar disorder, current episode depressed, mild or moderate severity, unspecified F31.31 Bipolar disorder, current episode depressed, mild F31.32 Bipolar disorder, current episode depressed, moderate 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 F31.60 Bipolar disorder, current episode mixed, unspecified F31.61 Bipolar disorder, current episode mixed, mild F31.62 Bipolar disorder, current episode mixed, moderate F31.63 Bipolar disorder, current episode mixed, severe, without psychotic features F31.64 Bipolar disorder, current episode mixed, severe, with psychotic features F31.7 Bipolar disorder, currently in remission F31.70 Bipolar disorder, currently in remission, most recent episode unspecified F31.71 Bipolar disorder, in partial remission, most recent episode hypomanic F31.72 Bipolar disorder, in full remission, most recent episode hypomanic F31.73 Bipolar disorder, in partial remission, most recent episode manic F31.74 Bipolar disorder, in full remission, most recent episode manic F31.75 Bipolar disorder, in partial remission, most recent episode depressed F31.76 Bipolar disorder, in full remission, most recent episode depressed F31.77 Bipolar disorder, in partial remission, most recent episode mixed F31.78 Bipolar disorder, in full remission, most recent episode mixed F31.8 Other bipolar disorders

Related Codes in F31

F31.0 Bipolar disorder, current episode hypomanic F31.1 Bipolar disorder, current episode manic without psychotic features F31.10 Bipolar disorder, current episode manic without psychotic features, unspecified F31.11 Bipolar disorder, current episode manic without psychotic features, mild F31.12 Bipolar disorder, current episode manic without psychotic features, moderate F31.13 Bipolar disorder, current episode manic without psychotic features, severe F31.2 Bipolar disorder, current episode manic severe with psychotic features F31.3 Bipolar disorder, current episode depressed, mild or moderate severity F31.30 Bipolar disorder, current episode depressed, mild or moderate severity, unspecified F31.31 Bipolar disorder, current episode depressed, mild F31.32 Bipolar disorder, current episode depressed, moderate 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 F31.60 Bipolar disorder, current episode mixed, unspecified F31.61 Bipolar disorder, current episode mixed, mild F31.62 Bipolar disorder, current episode mixed, moderate F31.63 Bipolar disorder, current episode mixed, severe, without psychotic features F31.64 Bipolar disorder, current episode mixed, severe, with psychotic features F31.7 Bipolar disorder, currently in remission
Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

Get HCC Mappings, Clinical Summaries, and More

Access premium features including HCC risk adjustment, FDA drug indications, AI coding assistant, and comprehensive clinical context.

Start Free Trial