What is the ICD-10 code for situational depression?

The ICD-10 code for situational depression is F43.21, which is used for adjustment disorder with depressed mood linked to a specific stressor.

How is situational depression documented?

Document situational depression by identifying the stressor, noting symptom onset and duration, and including PHQ-9 scores to support the diagnosis.

ICD-10 Coding for Situational Depression(F43.21, F32.9, F34.1)

Save

Learn about ICD-10 coding for situational depression, including documentation requirements, coding pitfalls, and billing considerations.

Also known as:

Adjustment Disorder with Depressed MoodReactive Depression

Related ICD-10 Code Ranges

Complete code families applicable to Situational Depression

F01-F99Primary Range

Mental, Behavioral and Neurodevelopmental disorders

→

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

Code	Description	When to Use	Key Documentation
F43.21	Adjustment disorder with depressed mood	Use when depressive symptoms are directly linked to a specific stressor and resolve within 6 months.	Symptoms onset within 3 months of identifiable stressor PHQ-9 score between 5-14 Duration less than 6 months post-stressor
F43.23	Adjustment disorder with mixed anxiety and depressed mood	Use when both anxiety and depressive symptoms are present and linked to a specific stressor.	Symptoms onset within 3 months of identifiable stressor GAD-7 score between 10-14 Duration less than 6 months post-stressor

Primary ICD-10-CM Codes

Adjustment disorder with depressed mood

F43.21Billable

Differential Codes

Alternative codes to consider when ruling out similar conditions

Major depressive disorder, single episode, unspecifiedF32.9

DysthymiaF34.1

Documentation & Coding Risks

Avoid these common issues when documenting Situational Depression.

Failure to document stressor

Impact

Clinical: Misdiagnosis of depression type., Regulatory: Non-compliance with ICD-10 coding standards., Financial: Potential for claim denials or incorrect reimbursement.

Mitigation

Train staff on documentation standards., Use templates that prompt for stressor documentation.

Using F32.9 for situational depression with a known stressor

Impact

Reimbursement: Incorrect coding may lead to denied claims or incorrect DRG assignment., Compliance: Failure to comply with ICD-10 guidelines for adjustment disorders., Data Quality: Inaccurate data on depression prevalence and treatment outcomes.

Mitigation

Use F43.21 or F43.23 when a stressor is documented and symptoms are expected to resolve within 6 months.

Stressor Documentation

Impact

Lack of stressor documentation can lead to audit findings.

Mitigation

Implement documentation checklists and regular audits.

Frequently Asked Questions

Documentation requirements, coding pitfalls and FAQs for conditions coded with F43.21.

Primary Code

F43.21

Adjustment disorder with depressed mood

Quick Navigation

ICD-10 codes8

Coding risks3

FAQs2

ICD-10 Coding for Situational Depression(F43.21, F32.9, F34.1)

Documentation & Coding Risks

Frequently Asked Questions

What is the ICD-10 code for situational depression?

How is situational depression documented?

Related condition guides