F45.0 – Somatization disorder

ICD-10-CM 2027 diagnosis code · Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders

Billable code

ICD-10-CM code F45.0

Code: F45.0 (claims format: F450)
Description: Somatization disorder
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Block: F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders
Parent codes: F45

Notes for F45.0

Applicable to:

Briquet's disorder
Multiple psychosomatic disorder

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

F45 – Somatoform disorders

Excludes2 (not included here):

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)

Index terms for F45.0

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in F45

F45.1 – Undifferentiated somatoform disorderBillable
F45.2 – Hypochondriacal disordersHeader
F45.4 – Pain disorders related to psychological factorsHeader
F45.8 – Other somatoform disordersBillable
F45.9 – Somatoform disorder, unspecifiedBillable

Frequently asked questions

What is ICD-10 code F45.0?

F45.0 is the ICD-10-CM code for somatization disorder, in the block F40-F48 (Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders).

Is F45.0 a billable code?

Yes. F45.0 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does F45.0 belong to?

It belongs to category F45 – Somatoform disorders.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.