F39

Billable

Unspecified mood [affective] disorder

F39 is the ICD-10-CM code for Unspecified mood [affective] disorder. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
F01-F99
Edition
FY2026

F01-F99 Mental, Behavioral and Neurodevelopmental disorders

What this means — in plain language

MedlinePlus · NIH

Most people feel sad or irritable from time to time. They may say they're in a bad mood. A mood disorder is different. It affects a person's everyday emotional state. Nearly one in ten people aged 18 and older have mood disorders. These include depression and bipolar disorder (also called manic depression). Mood disorders can increase a person's risk for heart disease, diabetes, and other diseases. Treatments…

Read more about Mood Disorders at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Includes

  • Affective psychosis NOS

Frequently asked questions

What is ICD-10 code F39?
F39 is the ICD-10-CM code for "Unspecified mood [affective] disorder". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
Is F39 a billable code?
Yes — F39 is a billable, specific ICD-10-CM code valid for reimbursement.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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