ICD-10 Guide

Persistent Depressive Disorder

ICD-10 Coding for Persistent Depressive Disorder(F34.1)

PRIMARY SPECIALTYPsychiatry

COMPLEXITYHigh

LAST UPDATED09/15/2025

Sam Tuffun, PT, DPT

Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Persistent Depressive Disorder?

Essential facts and insights about Persistent Depressive Disorder

Key Clinical Considerations:

Depressed mood for most of the day, for more days than not, for at least 2 years.
Presence of two or more of the following: poor appetite or overeating, insomnia or hypersomnia, low energy or fatigue, low self-esteem, difficulty concentrating or making decisions, feelings of hopelessness.
No major depressive episode during the first 2 years of symptoms.

Clinical Information

Clinical Criteria & Documentation Requirements

Patient history including duration and severity of symptoms.
Use of specific terms such as 'persistent depressive disorder' or 'dysthymia'.
Examples include detailed accounts of mood changes, functional impairments, and treatment responses.

Coding Guidelines

Usage Guidelines & Examples

Follow guidelines for differentiating between persistent depressive disorder and major depressive disorder.
Common errors include misclassifying the duration of symptoms or failing to document functional impairments.

Code Exclusions

Important Exclusions

Major depressive disorder (single or recurrent episodes).
Bipolar disorder.

Specialty Focus

Primary Specialty

Psychiatry

Specialty Applications

Adults and adolescents with chronic depressive symptoms.
Outpatient psychiatric settings, primary care, and mental health clinics.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

Comprehensive clinical documentation
Accurate code selection based on clinical criteria
Proper exclusion considerations
Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

Ensure proper documentation for billing
Verify code specificity requirements
Check for any additional codes needed
Review payer-specific guidelines

Common Issues

Insufficient clinical documentation
Incorrect code selection
Missing supporting diagnoses
Timing and frequency documentation

Frequently Asked Questions

What are the documentation requirements?

Document the duration, severity, and impact of symptoms on daily functioning.

What are the billing considerations?

Ensure accurate coding to reflect the chronic nature of the disorder for appropriate reimbursement.

Persistent Depressive Disorder

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What are the documentation requirements?

What are the billing considerations?

Persistent Depressive Disorder

Diagnosis Overview

Key Clinical Considerations:

Clinical Information

Clinical Criteria & Documentation Requirements

Coding Guidelines

Usage Guidelines & Examples

Code Exclusions

Important Exclusions

Related ICD-10 Codes

Related CPT Codes

Specialty Focus

Primary Specialty

Specialty Applications

Coding Complexity

Documentation

Documentation Templates

Billing Information

Billing Considerations

Common Issues

Frequently Asked Questions

What are the documentation requirements?

What are the billing considerations?