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ICD-10 Guide
DiagnosesAdjustment Disorder With Depression And Anxiety

Adjustment Disorder With Depression And Anxiety

ICD-10 Coding for Adjustment Disorder with Depression and Anxiety(F43.23)

PRIMARY SPECIALTYPsychiatry
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Adjustment Disorder With Depression And Anxiety?
Essential facts and insights about Adjustment Disorder with Depression and Anxiety

Key Clinical Considerations:

  • Presence of emotional or behavioral symptoms in response to an identifiable stressor occurring within three months of the onset of the stressor.
  • Symptoms include depressed mood, anxiety, or a combination of both, which are clinically significant and cause distress or impairment in social, occupational, or other important areas of functioning.
  • No laboratory findings are required for diagnosis; however, ruling out other psychiatric disorders may involve psychological assessments.
  • Physical examination may reveal signs of anxiety or depression, such as changes in appetite, sleep disturbances, or psychomotor agitation/retardation.
  • Severity is determined by the degree of functional impairment and distress experienced by the patient.

Clinical Information

Clinical Criteria & Documentation Requirements

  • Document the onset of symptoms in relation to the identified stressor, including specific dates and events.
  • Use precise terminology such as 'Adjustment Disorder with Depressed Mood' or 'Adjustment Disorder with Anxiety' as appropriate.
  • Examples include: 'Patient presents with anxiety and depressive symptoms following job loss, impacting daily functioning.'
  • Medical necessity must be established by documenting the impact of symptoms on the patient's life and the need for treatment.
  • Quality measures may include tracking symptom severity and functional status over time.

Coding Guidelines

Usage Guidelines & Examples

  • Use this diagnosis code when symptoms are directly related to a specific stressor and are not better explained by another mental health condition.
  • Do not use this code if the symptoms are part of a more severe mental health disorder, such as Major Depressive Disorder or Generalized Anxiety Disorder.
  • Similar codes include F43.20 (Adjustment Disorder, unspecified) and F43.21 (Adjustment Disorder with Anxiety).
  • Common coding errors include misidentifying the stressor or failing to document the relationship between the stressor and symptoms.
  • In complex cases, ensure that the stressor is clearly documented and that symptoms are not attributable to other diagnoses.

Code Exclusions

Important Exclusions

  • Excludes conditions such as Major Depressive Disorder (F32) and Generalized Anxiety Disorder (F41.1) which require different treatment approaches.
  • Alternative codes for excluded conditions include F32.0 for Major Depressive Disorder, single episode, mild.
  • Conditions are excluded because they represent more severe or chronic mental health issues that require different management.
  • Common exclusion mistakes include misdiagnosing chronic conditions as adjustment disorders.
  • Related but distinct conditions include Acute Stress Disorder (F43.0) and Post-Traumatic Stress Disorder (F43.1).

Related ICD-10 Codes

Primary Codes
F43.23
Adjustment Disorder with Depression and Anxiety
F43.20
Adjustment Disorder, unspecified
Ancillary Codes
Z65.8
Differential Codes
F41.1
F41.1
if anxiety persists beyond 6 months or lacks a clear stressor link.
F32.0
F32.0
if depressive symptoms are predominant and not linked to a specific stressor.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Psychiatry

Specialty Applications

  • Applies to individuals experiencing stress due to life changes such as divorce, job loss, or health issues.
  • Patient populations include adolescents and adults, particularly those with limited coping mechanisms.
  • Clinical settings include outpatient mental health clinics, inpatient psychiatric units, and emergency departments.
  • Specialty-specific applications are relevant in psychiatry, psychology, and primary care.
  • Treatment contexts include psychotherapy, medication management, and support groups.

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

Template 1

Template: 'Patient diagnosed with Adjustment Disorder with Depression and Anxiety based on clinical findings of anxiety and low mood following job loss.'

Template 2

Template: 'Clinical presentation consistent with Adjustment Disorder including symptoms of anxiety and depressed mood.'

Template 3

Template: 'Diagnostic criteria for Adjustment Disorder met as evidenced by significant distress and impairment in functioning.'

Template 4

Template: 'Treatment plan initiated for Adjustment Disorder with Depression and Anxiety including cognitive-behavioral therapy and medication.'

Template 5

Template: 'Follow-up care for Adjustment Disorder including monitoring of anxiety levels and mood stability.'

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 documentation is required for this diagnosis?

Documentation must include the stressor, onset of symptoms, and impact on functioning.

How does this differ from similar diagnoses?

Adjustment Disorder is specifically linked to a stressor and is time-limited, unlike chronic disorders.

What are common billing considerations?

Ensure that the diagnosis is clearly linked to the treatment provided to optimize reimbursement.

What procedures are typically associated?

CPT codes for psychotherapy (e.g., 90834) and medication management may be relevant.

Are there any quality reporting implications?

Quality measures may include tracking symptom improvement and functional outcomes.