F34 – Persistent mood [affective] disorders
ICD-10-CM 2027 diagnosis code · Mood [affective] disorders
ICD-10-CM code
F34
- Code
F34(claims format:F34)- Description
- Persistent mood [affective] disorders
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
- Block
- F30-F39 Mood [affective] disorders
Billable codes under F34
F34 is a header code and cannot be used on claims. Choose the most specific code:
- F34.0 – Cyclothymic disorderBillable
- F34.1 – Dysthymic disorderBillable
- F34.8 – Other persistent mood [affective] disordersHeader (more codes below)
- F34.9 – Persistent mood [affective] disorder, unspecifiedBillable
Frequently asked questions
What is ICD-10 code F34?
F34 is the ICD-10-CM code for persistent mood [affective] disorders, in the block F30-F39 (Mood [affective] disorders).
Is F34 a billable code?
No. F34 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.