F45 Somatoform disorders

Category / Non-billable header 12 subcodes

Block: Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)

Excludes 2 (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)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
F45..0 Somatization disorder Yes
F45..1 Undifferentiated somatoform disorder Yes
F45..2 Hypochondriacal disorders No
F45..20 Hypochondriacal disorder, unspecified Yes
F45..21 Hypochondriasis Yes
F45..22 Body dysmorphic disorder Yes
F45..29 Other hypochondriacal disorders Yes
F45..4 Pain disorders related to psychological factors No
F45..41 Pain disorder exclusively related to psychological factors Yes
F45..42 Pain disorder with related psychological factors Yes
F45..8 Other somatoform disorders Yes
F45..9 Somatoform disorder, unspecified Yes

Last reviewed: September 2026