2025 ICD-10-CM Diagnosis Code F34.1

Dysthymic disorder

F34.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2025 edition of ICD-10-CM F34.1 became effective on October 1, 2024.
This is the American ICD-10-CM version of F34.1 – other international versions of ICD-10 F34.1 may differ.

Applicable To

Type 2 Excludes

The following code(s) above F34.1 contain annotation back-references

that may be applicable to F34.1:

Approximate Synonyms

Clinical Information

A term used for any state of depression that is not psychotic.
An affective disorder manifested by either a dysphoric mood or loss of interest or pleasure in usual activities. The mood disturbance is prominent and relatively persistent.
Chronic affective disorder characterized by either relatively mild depressive symptoms or marked loss of pleasure in usual activities.
Chronically depressed mood that occurs for most of the day more days than not for at least 2 years. The required minimum duration in children to make this diagnosis is 1 year. During periods of depressed mood, at least 2 of the following additional symptoms are present: poor appetite or overeating, insomnia or hypersomnia, low energy or fatigue, low self esteem, poor concentration or difficulty making decisions, and feelings of hopelessness. (dsm-iv)

ICD-10-CM F34.1 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):

Convert F34.1 to ICD-9-CMCode History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change
2023 (effective 10/1/2022): No change
2024 (effective 10/1/2023): No change
2025 (effective 10/1/2024): No change

Diagnosis Index entries containing back-references to F34.1: