F31.12 – Bipolar Disorder, Current Episode Manic Without Psychotic Features, Moderate

F31.12 – Bipolar Disorder, Current Episode Manic Without Psychotic Features, Moderate

Learn about the ICD-10-CM code F31.12, which highlights Bipolar Disorder, Current Episode Manic without Psychotic Features, Moderate.

By Matt Olivares on Aug 8, 2025.

Fact Checked by Gale Alagos.

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F31.12 diagnosis code: Bipolar disorder, current episode manic without psychotic features, moderate

  • The F31.12 diagnosis code pertains to a specific type of bipolar disorder classified under the ICD-10-CM.
  • It signifies a moderate manic episode in the bipolar disorder spectrum, characterized by elevated energy levels, decreased need for sleep, and heightened activity.
  • This specific code, however, excludes any psychotic features such as delusions or hallucinations.
  • The 'moderate' descriptor indicates the intensity of symptoms, which may impair daily functioning to a moderate degree, but are not severe enough to necessitate hospitalization.
  • The assessment of 'moderate' relies heavily on the clinical judgment of the healthcare provider, who must differentiate between mild or severe manic episodes.

Is F31.12 billable?

Yes, F31.12 is a billable code. This means it can be used to indicate a diagnosis on a reimbursement claim, supporting the medical necessity for a patient's treatment or procedure.

Clinical information

  • Bipolar Disorder is a psychiatric illness characterized by alternating periods of extremely high (mania) and low (depression) moods.
  • Bipolar disorder may be accompanied by other mental disorders, like mild/major depressive disorder, anxiety, etc.
  • In this particular subtype (F31.12), patients experience a manic episode without the presence of psychotic features.
  • Manic episodes may involve increased activity or energy, racing thoughts, grandiose ideas, and decreased need for sleep.
  • Despite the absence of hallucinations or delusions, patients may still display significant impairment in social and occupational functioning.
  • Treatment typically includes medication, psychotherapy, and lifestyle modifications to manage symptoms and prevent manic or depressive episodes.

Synonyms include

  • Bipolar I disorder, most recent episode manic, moderate
  • Manic-depressive psychosis, manic, moderate
  • Bipolar affective disorder, current episode manic without psychotic symptoms, moderate
  • Moderate manic episode
  • Bipolar I disorder, moderate mania
  • Manic-depressive illness
  • Bipolar I disorder with single manic episode
  • Disorder bipolar type I
  • Bipolar disorder with single episode (manic)

Popular search terms for this ICD-10 code

  • F31.12 ICD-10 code
  • ICD-10 F31.12
  • F31.12 diagnosis code
  • ICD-10 code for bipolar disorder, current episode manic, without psychotic features, moderate

Other ICD-10 codes commonly used for bipolar disorder

Commonly asked questions

Yes, bipolar disorder is a lifelong condition. However, with effective management, individuals can lead healthy and productive lives.

Typically, yes. Medication is a core part of managing bipolar disorder. It often includes mood stabilizers, antipsychotics, and sometimes antidepressants.

Absolutely. Regular exercise, a balanced diet, adequate sleep, and stress management can significantly assist in managing the symptoms of bipolar disorder.

Related ICDs

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