F34Header code — not billable

Persistent mood [affective] disorders

Chapter
5. Mental, Behavioral and Neurodevelopmental disorders
Category
F34
Effective date
October 1, 2026

Related codes in category F34

F34.0Cyclothymic disorderYesF34.1Dysthymic disorderYesF34.8Other persistent mood [affective] disordersF34.81Disruptive mood dysregulation disorderYesF34.89Other specified persistent mood disordersYesF34.9Persistent mood [affective] disorder, unspecifiedYes

Frequently asked questions

What is ICD-10 code F34?

F34 is an ICD-10-CM diagnosis code for Persistent mood [affective] disorders.

Is F34 a billable code?

No. F34 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is F34 in?

F34 falls under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders.

When did F34 become effective?

F34 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to F34?

F34 belongs to category F34, which includes 6 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.