F31.89 – Other bipolar disorder

F31.89 – Other bipolar disorder

Dive into F31.89 - Other bipolar disorder. Understand its clinical implications, billability, related ICD-10-CM codes, synonyms, and more.

By Matt Olivares on Aug 8, 2025.

Fact Checked by RJ Gumban.

Use Code

F31.89 diagnosis code: Other bipolar disorder

  • F31.89 is an ICD-10-CM code that denotes other bipolar disorder.
  • Other bipolar disorder is a term used when a patient's condition does not fall precisely into the defined categories of bipolar I, bipolar II, or cyclothymic disorder but exhibits essential features of bipolar disorder.
  • This diagnosis requires a careful clinical assessment as it is often complex, with patients presenting symptoms that may not fit the standard diagnostic criteria for specific bipolar disorder types.

F31.89 billable?

Yes, F31.89 is a billable code, indicating it can be used in a medical reimbursement claim.

Clinical information

  • Bipolar disorder, or manic-depressive illness, is a mental health disorder characterized by extreme mood swings, including emotional highs (mania or hypomania) and lows (depression). The exact cause of bipolar disorder is unknown, but a combination of genetics, environment, altered brain structure, and chemistry may play a role.
  • People with bipolar disorder may have trouble managing daily tasks at school or work, maintaining relationships, and keeping up with personal well-being.
  • Treatment typically involves a combination of medication and psychotherapy and may often involve coordination among care teams.

Synonyms include:

  • Mania, recurrent episodes
  • Mania, recurrent episodes, mild
  • Mania, recurrent episodes, moderate
  • Mania, recurrent episodes, severe
  • Mania, recurrent episodes, with psychosis
  • Recurrent mania
  • Recurrent manic episodes
  • Recurrent manic episodes, mild
  • Recurrent manic episodes, moderate
  • Recurrent manic episodes, severe, with psychosis
  • Recurrent severe manic episodes

Other ICD-10 codes commonly used for bipolar disorder

  • 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
  • F31.30: Bipolar disorder, current episode depressed, mild or moderate severity, unspecified
  • F31.4: Bipolar disorder, current episode depressed, severe depression, without psychotic features
  • F31.5: Bipolar disorder, current episode depressed, severe, with psychotic features
  • F31.60: Bipolar disorder, current episode mixed, unspecified
  • F31.71: Bipolar disorder, in partial remission, most recent episode hypomanic
  • F31.81: Bipolar II disorder
  • F31.9: Bipolar disorder, unspecified

Commonly asked questions

ICD-10 code F31.81 is for bipolar II disorder.

F30.1 is a category for a manic episode without psychotic symptoms.

Yes, people with bipolar disorder experience depressive episodes. These episodes are marked by an intensely sad mood or a loss of the ability to feel joy or pleasure. Bipolar disorder involves alternating mood episodes, including manic or hypomanic periods and depressive episodes, with some periods of neutral mood in between.

Related ICDs

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