F31.8
Non-billableOther bipolar disorders
F31.8 is the ICD-10-CM code for Other bipolar disorders. It is a non-billable category code — use a more specific child code such as F31.81 for billing.
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
No additional coding notes for this code.
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
Look up another ICD-10 code or condition