F34.1 Dysthymic disorder
ICD-10-CM · CMS code reference
F34.1 is dysthymic disorder, also documented as dysthymia or persistent depressive disorder. Other listed terms are depressive neurosis, neurotic depression, depressive personality disorder, and persistent anxiety depression.
Coding notes
From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.
Also covers
- Depressive neurosis
- Depressive personality disorder
- Dysthymia
- Neurotic depression
- Persistent anxiety depression
- Persistent depressive disorder
Excludes2
Not part of this code, but both can be coded when both are documented.
- anxiety depression (mild or not persistent) (F41.8)
Related codes
Common questions
What's the difference between F34.1 and F41.8?
F34.1 includes persistent anxiety depression. Anxiety depression that is mild or not persistent goes to F41.8. The F34.1 note for F41.8 is Excludes2, so both codes can be reported when the record documents both conditions.
Is F34.1 a billable code?
Yes. F34.1 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.