F34.1 Dysthymic disorder

Billable ICD-10-CM code, FY2026.

Applicable to

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

Excludes2 (not included here)

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

Risk adjustment (HCC)

• RxHCC V08: HCC 132 — Depression

MS-DRG index

Defines the logic of DRG(s) 881 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 300.4 Dysthymic disorder (approximate)
• 301.12 Chronic depressive personality disorder (approximate)

Code annotations containing back-references to F34.1

Back-references to F34

• Type 2 Excludes: F06.3 Mood disorder due to known physiological condition ("mood disorders, not due to known physiological condition or unspecified (F30-F39)")
• Type 2 Excludes: F90 Attention-deficit hyperactivity disorders ("mood [affective] disorders (F30-F39)")
• Type 2 Excludes: F91 Conduct disorders ("mood [affective] disorders (F30-F39)")
• Type 2 Excludes: F93.0 Separation anxiety disorder of childhood ("mood [affective] disorders (F30-F39)")

Diagnosis Index entries for F34.1

• Depression (acute) (mental) › anxiety › persistent
• Depression (acute) (mental) › nervous
• Depression (acute) (mental) › neurotic
• Depression (acute) (mental) › psychoneurotic
• Disorder (of) › depressive › persistent
• Disorder (of) › dysthymic
• Disorder (of) › mood › persistent › dysthymia
• Disorder (of) › personality › depressive
• Disorder (of) › personality › hypothymic
• Dysthymia
• Neurosis, neurotic › depressive (reaction) (type)
• Personality (disorder) › depressive
• Personality (disorder) › hypothymic
• Reaction › depressive (single episode) › neurotic
• Reaction › depressive (single episode) › psychoneurotic
• Reaction › neurotic-depressive
• Reaction › psychoneurotic › depressive
• State (of) › depressive › neurotic

Nearby codes

• F34 Persistent mood [affective] disorders
• F34.0 Cyclothymic disorder
• F34.1 Dysthymic disorder (this code)
• F34.8 Other persistent mood [affective] disorders
• F34.81 Disruptive mood dysregulation disorder
• F34.89 Other specified persistent mood disorders
• F34.9 Persistent mood [affective] disorder, unspecified