All ICD-10-CM codes

ICD-10-CM · Chapter 5 · F01F99

F31.81

Bipolar II disorder

Mental, behavioral and neurodevelopmental disorders

Quick facts

Code
F31.81
Type
Billable code
ICD-10-CM chapter
Chapter 5 — Mental, behavioral and neurodevelopmental disorders
Category
F31 — Bipolar disorder
Specificity
5 characters

How coders use this code

ICD-10-CM F31.81 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of bipolar ii disorder. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.

Related codes in F31

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