F31.32 – Bipolar Disorder, Current Episode Depressed, Moderate

F31.32 – Bipolar Disorder, Current Episode Depressed, Moderate

Dive into the details of F31.32, a code denoting moderate bipolar disorder in a current depressive episode. Explore its clinical info, related codes, and more.

By Emma Hainsworth on Jul 16, 2025.

Fact Checked by Ericka Pingol.

Use Code

F31.32Diagnosis Code: Bipolar Disorder, Current Episode Depressed, Moderate

  • F31.32 is the ICD-10-CM code for a current depressive episode of moderate severity within the context of a bipolar disorder diagnosis.
  • This code signifies that the patient is currently in a state of depression, and their symptoms are neither mild nor severe but moderate.
  • This diagnosis involves the patient having at least one episode of mania or hypomania in their lifetime and currently experiencing a depressive episode.
  • The severity level – in this case, moderate – dictates the level of impairment in the patient's life and helps tailor appropriate treatment and intervention strategies.

Is F31.32 Billable?

Yes, F31.32 is a billable code. It is used to indicate a diagnosis on a reimbursement claim. It proves the medical necessity of the healthcare provider's services, validating the treatment offered.

Clinical Information

  • Bipolar disorder is a psychiatric condition characterized by extreme mood swings, including emotional highs (mania or hypomania) and lows (depression).
  • A person diagnosed with F31.32 is currently in a depressive phase with moderate severity.
  • During this phase, the person may experience sadness, loss of interest or pleasure in most activities, difficulty sleeping, feelings of worthlessness, and thoughts of death or     suicide.
  • Bipolar disorder requires lifelong treatment, even when the individual feels better. Treatment typically involves medications and psychological counseling (psychotherapy).
  • Early recognition and intervention significantly improve the long-term prognosis of the disorder.

Synonyms Include:

  • Bipolar II Disorder, Current Episode Depressed, Moderate
  • Bipolar II Disorder in Partial Remission, Most Recent Episode Depressed
  • Moderate Bipolar Depression
  • Bipolar Affective Disorder, Current Episode Depression, Moderate
  • Moderate Depressive Episode in Bipolar Disorder

Other ICD-10 Codes Commonly Used for Bipolar Disorder

  • F31.11 - Bipolar disorder, current episode manic without psychotic features, moderate
  • F31.73 - Bipolar disorder, currently in remission, most recent episode mania
  • F31.4 - Bipolar disorder, most recent episode hypomanic
  • F31.6 - Bipolar disorder, current episode mixed
  • F31.5 - Bipolar disorder, current episode depressed, severe, without psychotic features
  • F31.2 - Bipolar disorder, current episode manic with psychotic features
  • F31.9 - Bipolar disorder, unspecified
  • F31.81 - Bipolar II disorder
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