All ICD10 Codes
F45Non-billable

Somatoform disorders

Mental, Behavioral and Neurodevelopmental Disorders·Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)·category·FY 2026

Use a more specific code (4 billable, 2 non-billable)
F45.0Somatization disorderF45.1Undifferentiated somatoform disorderF45.2Hypochondriacal disordershas subcodesF45.4Pain disorders related to psychological factorshas subcodesF45.8Other somatoform disordersF45.9Somatoform disorder, unspecified

CH5 Parent Instructions

Includes
  • disorders of psychological development
Excludes2(Not included here. Code separately if applicable.)
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

Instructional Notes

Excludes2(Not included here. Code separately 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)

Clinical Hierarchy

BillableHas subcodes
CH5Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
F40-F48Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)
F45Somatoform disordersNot billable
F45.0Somatization disorderBillable
F45.1Undifferentiated somatoform disorderBillable
F45.2Hypochondriacal disordersSubcodes
F45.4Pain disorders related to psychological factorsSubcodes
F45.8Other somatoform disordersBillable
F45.9Somatoform disorder, unspecifiedBillable

MS-DRG Classification

2026

No direct MS-DRG triggers identified.