What is the ICD-10 code for Somatoform disorders?

The ICD-10-CM code for Somatoform disorders is F45 (fiscal year 2026). F45 is a non-billable category code — a more specific code such as F45.0 is required for claims.

What does ICD-10 code F45 mean?

F45 is the ICD-10-CM diagnosis code for Somatoform disorders. Somatoform disorders

Is F45 a billable ICD-10 code?

No, F45 is not a billable code. You may need to select a more specific code from this category.

What chapter is F45 in?

F45 is classified under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders (F01-F99), Section F40-F48: Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48).

What are the includes and excludes for F45?

Excludes2 (not included here): dissociative and conversion disorders (F44.-); factitious disorders (F68.1-, F68.A); hair-plucking (F63.3).

What more specific codes exist under F45?

More specific codes under F45 include: F45.0, F45.1, F45.2, F45.20, F45.21. Select the most specific code that matches the clinical documentation.

F45 Somatoform disorders

⚠ Non-Billable ICD-10-CM 2026

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The ICD-10-CM code for Somatoform disorders is F45 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Chapter: 5: Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Section: F40-F48: Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)
Category F45: 13 codes (10 billable)
FY2026 Status: Stable since FY2024

Excludes2

Not included here. These conditions are coded elsewhere but may be coded together if applicable.

dissociative and conversion disorders (F44.-)
factitious disorders (F68.1-, F68.A)
hair-plucking (F63.3)
lalling (F80.0)
lisping (F80.0)
malingering [conscious simulation] (Z76.5)
nail-biting (F98.8)
psychological or behavioral factors associated with disorders or diseases classified elsewhere (F54)
sexual dysfunction, not due to a substance or known physiological condition (F52.-)
thumb-sucking (F98.8)
tic disorders (in childhood and adolescence) (F95.-)
Tourette's syndrome (F95.2)
trichotillomania (F63.3)

Official Coding Guidelines

Pain disorders related to psychological factors (TOC entry)

a. Pain disorders related to psychological factors ..................................................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.a

Psychoactive substance use disorders (TOC entry)

b. Mental and behavioral disorders due to psychoactive substance use ................................... 43

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.5.b

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

F45 Somatoform disorders

Classification

Official Coding Guidelines

References

Related Codes

More Specific Codes

Related Codes in F45

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