F41.8 – Other Specified Anxiety Disorders

Learn about the F41.8 ICD-10-CM diagnosis code for other specified anxiety disorders not covered by specific categories.

By Matt Olivares on Aug 8, 2025.

Fact Checked by Karina Jimenea.

Use Code

F41.8 diagnosis code: Other specified anxiety disorders

F41.8 encompasses anxiety disorders that do not fit into specified categories.
These disorders are clearly defined and cause significant distress or impairment.
F41.8 may be used when the clinician chooses not to specify why the condition does not fit a specific category.
Anxiety disorders are characterized by excessive worry, fear, and anxiety that interfere with daily life.
Diagnosis typically involves a thorough assessment of medical history, symptoms, and a mental health evaluation.
Treatment options for F41.8 include psychotherapy, medication, and lifestyle modifications. Physical activities may even boost mood and reduce anxiety, but this varies from person to person.

Is F41.8 billable?

Yes. F41.8 is valid and billable.

Clinical information

Anxiety symptoms can range from mild to severe and impact various aspects of life.
F41.8 disorders often have similar symptoms to other anxiety disorders, including panic attacks, obsessive thoughts, or avoidance behaviors.
Treatment may involve cognitive-behavioral therapy (CBT), exposure therapy, or dialectical behavior therapy (DBT).
Healthcare providers can prescribe medication options include antidepressants, anti-anxiety drugs, or beta-blockers.
Healthcare professionals can suggest lifestyle modifications, such as regular exercise, stress management, and healthy sleep habits, can help manage symptoms.

Synonyms include

Atypical anxiety disorder
Anxiety hysteria
Mixed anxiety disorder
Subthreshold anxiety disorder
Mild major depressive disorder co-occurrent with anxiety single episode
Psychodynamic complexes
Unspecified anxiety disorder
Anxiety with acute stress reaction
Anxiety, depression
Social phobia
Mixed anxiety and depressive disorder
Anxiety disorder, unspecified
Anxiety with persistent depressive disorder
Anxiety with dissociative episodes
Anxiety with adjustment disorder

Other ICD-10 codes commonly used for anxiety disorders

F40: Phobic anxiety disorders
F41.0: Panic disorder [episodic paroxysmal anxiety]
F41.1: Generalized anxiety disorder
F41.3: Other mixed anxiety disorders
F42: Obsessive-compulsive disorder
F43.22: Adjustment disorder with anxiety

Commonly asked questions

F41.8 is the ICD-10 code for “Other specified anxiety disorders,” used when a patient has anxiety symptoms that don’t fully meet the criteria for specific anxiety disorders like generalized anxiety disorder.

F41.8 refers to specified types of anxiety that don’t fit standard categories, while F41.9 is used when the type of anxiety disorder is unclear or not specified.

Yes, F41.8 is a valid and billable ICD-10 code for insurance and medical documentation purposes.

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