For example: F31. 81 bipolar II disorder, current episode manic, mild severity, with mixed features.
ICD-10 code: F31. 9 Bipolar affective disorder, unspecified.
F31. 3 Bipolar affective disorder, current episode mild or moderate depression. The patient is currently depressed, as in a depressive episode of either mild or moderate severity (F32. 0 or F32.
2 Bipolar affective disorder, current episode manic with psychotic symptoms.
Bipolar means sharing two poles (high and low) and Affective Disorder means a disorder having to do with mood. In most cases, the high pole is experienced as mania and the low pole experienced as depression.
ICD-9 Code Transition: 300 Code F41. 9 is the diagnosis code used for Anxiety Disorder, Unspecified. It is a category of psychiatric disorders which are characterized by anxious feelings or fear often accompanied by physical symptoms associated with anxiety.
In the DSM-5, for bipolar I disorder, current or most recent manic episode, mild, is coded as 296.41 (F31. 11), moderate 296.42 (F31. 12) and severe 296.43 (F31. 13), with psychotic features 296.44 (F31.
Both Types Should Be Properly Treated Since hypomania that occurs in bipolar II is less severe than the mania that occurs in bipolar I disorder, bipolar II is often described as "milder" than bipolar I—but this is not completely accurate.
F31. 32 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2022 edition of ICD-10-CM F31. 32 became effective on October 1, 2021.