Mental, Behavioral and Neurodevelopmental Disorders
ICD-10 Code: F41.9
Anxiety Disorder, Unspecified
Anxiety disorder without specification of type (GAD, panic, social anxiety, etc.).
Clinical Information
Anxiety disorders affect 31% of US adults. F41.9 used when specific type not documented. Symptoms: excessive worry, restlessness, difficulty concentrating, sleep disturbance.
Coding Guidelines
- 1Use when 'anxiety' documented without specifying type
- 2If GAD documented, use F41.1
- 3If panic disorder, use F41.0
Common Uses
- Primary care documentation of 'anxiety'
- Medication management for anxiety
Related ICD-10 Codes
F41.1Generalized anxiety disorder
F41.0Panic disorder
Documentation Requirements
- Document 'anxiety disorder' or 'anxiety'
- Specify type if known (GAD, panic, social)
Real-World Coding Examples
Patient with anxiety, on sertraline. Stable. Diagnosis: Anxiety disorder, unspecified (F41.9)
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