AutoICD API

F31.9

Billable

Bipolar disorder, unspecified

Bipolar disorder, unspecified

Status

Billable / Specific

Block

F30-F39

Parent Code

F31

ICD-11 Mapping

1 equivalent

Coding Notes

Inclusion Terms

Alternative clinical terms for this condition

  • Manic depression

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
Related Codes(9)
ICD-11 Equivalents(1)

ICD-11 Equivalents

View full mapping

Corresponding ICD-11 codes from the WHO crosswalk mapping

Also Known As / Clinical Terms(128)

UMLS

Clinical Terms

  • Bipolar I disorder, most recent episode depression
  • BPAD
  • Manic-Depression
  • affective bipolar disorder
  • manic depressive disorder
  • Manic depressive
  • Depressions, Manic
  • Manic depressive psychosis
  • manic-depressive reaction
  • bipolar affective disorder
  • Psychosis, Manic Depressive
  • Bipolar disorder, most recent episode manic
  • Psychosis, Manic-Depressive
  • Bi-polar Disorder
  • manic depressions
  • bipolar disorder nos
  • affective bipolar disorders
  • Manic-depressive psychosis
  • Bipolar Mood Disorder
  • Severe bipolar disorder with psychotic features
  • Disorder, Bipolar
  • Depression, Manic
  • Manic depressive illness
  • Manic-depressive - now manic
  • Disorder, Bipolar Mood
  • Manic Depression
  • Manic depressive reaction
  • Bipolar Mood Disorders
  • Bipolar disorders
  • Mood Disorder, Bipolar
  • BIPOLAR DIS
  • Bipolar disorder (disorder)
  • bipolar illness
  • Severe bipolar disorder
  • Psychoses, Manic-Depressive
  • Psychosis manic-depressive
  • Psychosis, Bipolar Affective
  • Manic-depressive illness
  • Bipolar spectrum disorder
  • Affective Psychosis, Bipolar
  • Bipolar 1 disorder
  • Bipolar Affective Psychosis
  • Bipolar affective disorder, current episode manic
  • Bipolar disorder, most recent episode depression
  • Psychoses, Manic Depressive
  • Psychoses, Bipolar Affective
  • Bipolar I disorder
  • Reaction manic-depressive
  • MDI - Manic-depressive illness
  • Severe bipolar I disorder
  • Bipolar affective disorder, unspecified
Frequently Asked Questions
What is the ICD-10 code for bipolar disorder, unspecified?

The ICD-10-CM code for bipolar disorder, unspecified is F31.9. The full clinical description is "Bipolar disorder, unspecified". F31.9 is a billable/specific code that can be used on insurance claims and medical billing.

What does ICD-10 code F31.9 mean?

ICD-10-CM code F31.9 represents “Bipolar disorder, unspecified”. It is classified under Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders and is a billable/specific code that can be used on a claim.

Is F31.9 a billable code?

Yes, F31.9 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.

What chapter is F31.9 in?

F31.9 is in Chapter 5: Mental, Behavioral and Neurodevelopmental Disorders (codes F01-F99).

What codes cannot be used with F31.9?

F31.9 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 SNOMED CT codes does F31.9 map to?

F31.9 maps to 9 SNOMED CT concepts: 371596008, 767636002, 13746004, 191618007, 767631007, and 4 more. SNOMED CT is a clinical terminology used in electronic health records.

What are the UMLS CUIs for F31.9?

F31.9 is linked to 1 UMLS Concept Unique Identifier: C0005586. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

How does F31.9 relate to ICF functioning codes?

ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like bipolar disorder, unspecified 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 F31.9?

F31.9 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.