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F34.1

Dysthymic disorder

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 2 never code together

Excludes2

anxiety depression (mild or not persistent) (F41.8)F41.8 F41.8

F01-F99chapter

Excludes2

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 7

Inclusion terms

Depressive neurosis
Depressive personality disorder
Dysthymia
Neurotic depression
Persistent anxiety depression
Persistent depressive disorder

F01-F99chapter

Includes

disorders of psychological development

Index entries leading here 7

Depression (acute) (mental) F32.A
- anxiety F41.8
  - persistent F34.1
- nervous F34.1
- neurotic F34.1
- psychoneurotic F34.1
State (of)
- depressive F32.A
  - neurotic F34.1
Disorder (of) — see also Disease
- depressive F32.A
  - persistent F34.1
- personality F60.9
  - depressive F34.1
  - hypothymic F34.1
- dysthymic F34.1
- mood F39
  - persistent F34.9
    - dysthymia F34.1
Personality (disorder) F60.9
- depressive F34.1
- hypothymic F34.1
Reaction — see also Disorder
- psychoneurotic — see also Neurosis
  - depressive F34.1
- depressive (single episode) F32.9
  - psychoneurotic F34.1
  - neurotic F34.1
- neurotic-depressive F34.1
Neurosis, neurotic F48.9
- depressive (reaction) (type) F34.1
Dysthymia F34.1

Alongside this code 3 same parent — F34

F34.0 Cyclothymic disorder F34.8 Other persistent mood [affective] disorders category F34.9 Persistent mood [affective] disorder, unspecified

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

This code

Billable: yes
Code set: FY2026
Parent: F34
Block: F30-F39
Siblings: 3

Present FY2024–FY2027.