F31

Bipolar disorder

Non-billable header

F31 is a non-billable header code. Use one of the more specific codes below.

Inclusion terms

Includes

  • disorders of psychological development
  • bipolar I disorder
  • bipolar type I disorder
  • manic-depressive illness
  • manic-depressive psychosis
  • manic-depressive reaction
  • seasonal bipolar disorder

Excludes1

Not coded here — never report together with this code.

  • bipolar disorder, single manic episode (F30.-)
  • major depressive disorder, single episode (F32.-)
  • major depressive disorder, recurrent (F33.-)

Excludes2

Not included here — may be reported together when both conditions exist.

  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
  • cyclothymia (F34.0)

More specific codes F31

  • F31.0Bipolar disorder, current episode hypomanicBillable
  • F31.1Bipolar disorder, current episode manic without psychotic featuresHeader
  • F31.2Bipolar disorder, current episode manic severe with psychotic featuresBillable
  • F31.3Bipolar disorder, current episode depressed, mild or moderate severityHeader
  • F31.4Bipolar disorder, current episode depressed, severe, without psychotic featuresBillable
  • F31.5Bipolar disorder, current episode depressed, severe, with psychotic featuresBillable
  • F31.6Bipolar disorder, current episode mixedHeader
  • F31.7Bipolar disorder, currently in remissionHeader
  • F31.8Other bipolar disordersHeader
  • F31.9Bipolar disorder, unspecifiedBillable

Related codes

  • F30Manic episodeHeader
  • F32Depressive episodeHeader
  • F33Major depressive disorder, recurrentHeader
  • F34Persistent mood [affective] disordersHeader
  • F39Unspecified mood [affective] disorderBillable

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