DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

F45 Somatoform disorders

  • Header · not billable

F45 is not billable. The category heads 10 billable codes in FY2027, grouped under 6 subdivisions.

Index → code

Where it sits

  1. Chapter 5 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
  2. F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)
  3. F45 Somatoform disorders
Billable codes
10
Subdivisions
6
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
323

Codes in F45

  1. F45.0
    Somatization disorder
    Billable
    Inclusion terms 2

    Inclusion terms

    • Briquet's disorder
    • Multiple psychosomatic disorder
  2. F45.1
    Undifferentiated somatoform disorder
    Billable
    Inclusion terms 2

    Inclusion terms

    • Somatic symptom disorder
    • Undifferentiated psychosomatic disorder
  3. F45.2
    Hypochondriacal disorders
    Header
    Excludes2 2

    Excludes2

    • delusional dysmorphophobia (F22) F22
    • fixed delusions about bodily functions or shape (F22) F22
  4. F45.20
    Hypochondriacal disorder, unspecified
    Billable
  5. F45.21
    Hypochondriasis
    Billable
    Inclusion terms 2

    Inclusion terms

    • Hypochondriacal neurosis
    • Illness anxiety disorder
  6. F45.22
    Body dysmorphic disorder
    Billable
    Inclusion terms 4

    Inclusion terms

    • Bigorexia
    • Dysmorphophobia (nondelusional)
    • Muscle dysmorphia
    • Nosophobia
  7. F45.29
    Other hypochondriacal disorders
    Billable
  8. F45.4
    Pain disorders related to psychological factors
    Header
    Excludes1 1

    Excludes1

    • pain NOS (R52) R52
  9. F45.41
    Pain disorder exclusively related to psychological factors
    Billable
    Inclusion terms 1

    Inclusion terms

    • Somatoform pain disorder (persistent)
  10. F45.42
    Pain disorder with related psychological factors
    Billable
    Code also 1

    Code also

    • associated acute or chronic pain (G89.-) G89
  11. F45.8
    Other somatoform disorders
    Billable
    Inclusion terms 6, Excludes1 1

    Inclusion terms

    • Psychogenic dysmenorrhea
    • Psychogenic dysphagia, including 'globus hystericus'
    • Psychogenic pruritus
    • Psychogenic torticollis
    • Somatoform autonomic dysfunction
    • Teeth grinding

    Excludes1

    • sleep related teeth grinding (G47.63) G47.63
  12. F45.9
    Somatoform disorder, unspecified
    Billable
    Inclusion terms 1

    Inclusion terms

    • Psychosomatic disorder NOS

Sources of each column.

Instructions

At F45

Excludes2

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

Notes that also apply

Chapter 5 instructions (Includes 1, Excludes2 1): printed on the chapter 5 page.

Index entries

  • Briquet's disorder or syndrome → F45.0
  • Hypochondria, hypochondriac, hypochondriasis (reaction) → F45.21
  • Nosomania → F45.21
  • Bigorexia → F45.22
  • Dysmorphophobia (nondelusional) → F45.22
  • Nosophobia → F45.22
  • Cancer(o)phobia → F45.29
  • Carcinomaphobia → F45.29
  • Cardiophobia → F45.29
  • Syphilophobia → F45.29
  • Aerophagy, aerophagia (psychogenic) → F45.8
  • Angioneurosis → F45.8
  • Da Costa's syndrome → F45.8
  • Effort syndrome (psychogenic) → F45.8
  • Globus (hystericus) → F45.8
  • Hyperchylia gastrica, psychogenic → F45.8
  • Neurocirculatory asthenia → F45.8
  • Pneumophagia (psychogenic) → F45.8
  • Pseudocyesis → F45.8
  • Disorder (of)Briquet's → F45.0
  • Disorder (of)somatization → F45.0
  • Disorder (of)somatic symptom → F45.1
  • Disorder (of)hypochondriacal → F45.20
  • Reactionhypochondriacal → F45.20
  • Neurosis, neurotichypochondriacal → F45.21
  • Psychoneurosis, psychoneurotichypochondriacal → F45.21
  • Disorder (of)body dysmorphic → F45.22
  • Disorder (of)dysmorphic body → F45.22
  • Dysmorphiamuscle → F45.22
  • Melancholiahypochondriac → F45.29
  • Dorsalgiapsychogenic → F45.41
  • Pain(s)psychogenic (persistent) (any site) → F45.41
  • Achlorhydria, achlorhydric (neurogenic)psychogenic → F45.8
  • Achylia gastricapsychogenic → F45.8
  • Acidity, gastric (high)psychogenic → F45.8
  • Airhunger, psychogenic → F45.8
  • Anacidity, gastricpsychogenic → F45.8
  • Apepsiapsychogenic → F45.8
  • Arrhythmia (auricle)(cardiac)(juvenile)(nodal)(reflex)(supraventricular)(transitory)(ventricle)psychogenic → F45.8
  • Asthenia, asthenicneurocirculatory → F45.8

283 more, longer entries are not listed; the search box finds them by word.

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy