F34.1 — Dysthymic disorder
Is F34.1 billable?
Yes — F34.1 is billable for FY2027. F34.1 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. F34.1 may be submitted for encounters from October 1, 2026 through September 30, 2027.
F34.1 at a glance
| Code | F34.1 |
|---|---|
| Description | Dysthymic disorder |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does F34.1 group to?
F34.1 sits in MDC 19 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 881Depressive Neurosesmedical
How is F34.1 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to F34.1. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Dysthymia
- Depression › nervous (acute) (mental)
- Depression › neurotic (acute) (mental)
- Depression › psychoneurotic (acute) (mental)
- Disorder › dysthymic (of)
- Neurosis, neurotic › depressive
- Personality › depressive (disorder)
- Personality › hypothymic (disorder)
- Reaction › neurotic-depressive
- Depression › anxiety › persistent (acute) (mental)
- Disorder › depressive › persistent (of)
- Disorder › personality › depressive (of)
Excludes2 — not included here
The conditions below are not part of F34.1, but a patient may have both at the same time. When documentation supports it, F34.1 and the excluded code may both be reported.
- anxiety depression (mild or not persistent) (F41.8)
Inclusion terms
Alternative wording in documentation that is classified to F34.1.
- Depressive neurosis
- Depressive personality disorder
- Dysthymia
- Neurotic depression
- Persistent anxiety depression
- Persistent depressive disorder
Excludes2 — not included here — inherited from Chapter 5
The conditions below are not part of F34.1, but a patient may have both at the same time. When documentation supports it, F34.1 and the excluded code may both be reported.
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
How long has F34.1 existed?
F34.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.