F45.8 Other somatoform disorders

Billable ICD-10-CM code, FY2026.

Applicable to

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

Excludes1 (never code together)

• sleep related teeth grinding (G47.63)

Applies from 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)

Risk adjustment (HCC)

• RxHCC V08: HCC 133 — Anxiety and Other Psychiatric Disorders

MS-DRG index

Defines the logic of DRG(s) 882 in MDC 19.

Approximate ICD-9-CM (GEMs)

• 300.89 Other somatoform disorders (approximate)
• 306.0 Musculoskeletal malfunction arising from mental factors (approximate)
• 306.1 Respiratory malfunction arising from mental factors (approximate)
• 306.2 Cardiovascular malfunction arising from mental factors (approximate)
• 306.3 Skin disorder arising from mental factors (approximate)
• 306.4 Gastrointestinal malfunction arising from mental factors (approximate)

Code annotations containing back-references to F45.8

Back-references to F45.8

• Type 1 Excludes: G24.3 Spasmodic torticollis ("psychogenic torticollis (F45.8)")
• Type 1 Excludes: G47.63 Sleep related bruxism ("psychogenic bruxism (F45.8)")
• Type 2 Excludes: K03 Other diseases of hard tissues of teeth ("bruxism (F45.8)")
• Type 2 Excludes: K03 Other diseases of hard tissues of teeth ("teeth-grinding NOS (F45.8)")
• Type 1 Excludes: K30 Functional dyspepsia ("nervous dyspepsia (F45.8)")
• Type 1 Excludes: K30 Functional dyspepsia ("neurotic dyspepsia (F45.8)")
• Type 1 Excludes: K30 Functional dyspepsia ("psychogenic dyspepsia (F45.8)")
• Type 1 Excludes: K31.3 Pylorospasm, not elsewhere classified ("neurotic pylorospasm (F45.8)")
• Type 1 Excludes: K31.3 Pylorospasm, not elsewhere classified ("psychogenic pylorospasm (F45.8)")
• Type 1 Excludes: K52.9 Noninfective gastroenteritis and colitis, unspecified ("psychogenic diarrhea (F45.8)")
• Type 1 Excludes: K59 Other functional intestinal disorders ("psychogenic intestinal disorders (F45.8)")
• Type 1 Excludes: L29 Pruritus ("psychogenic pruritus (F45.8)")
• Type 1 Excludes: M26.5 Dentofacial functional abnormalities ("bruxism (F45.8)")
• Type 1 Excludes: M26.5 Dentofacial functional abnormalities ("teeth-grinding NOS (F45.8)")
• Type 1 Excludes: M43.6 Torticollis ("psychogenic torticollis (F45.8)")
• Type 1 Excludes: M79 Other and unspecified soft tissue disorders, not elsewhere classified ("psychogenic rheumatism (F45.8)")
• Type 1 Excludes: N94.6 Dysmenorrhea, unspecified ("psychogenic dysmenorrhea (F45.8)")
• Type 1 Excludes: R06.4 Hyperventilation ("psychogenic hyperventilation (F45.8)")
• Type 1 Excludes: R06.6 Hiccough ("psychogenic hiccough (F45.8)")
• Type 1 Excludes: R13.1 Dysphagia ("psychogenic dysphagia (F45.8)")
• Type 1 Excludes: R14 Flatulence and related conditions ("psychogenic aerophagy (F45.8)")
• Type 1 Excludes: R19.7 Diarrhea, unspecified ("psychogenic diarrhea (F45.8)")
• Type 1 Excludes: R20 Disturbances of skin sensation ("psychogenic disturbances (F45.8)")
• Type 1 Excludes: R29.891 Ocular torticollis ("psychogenic torticollis (F45.8)")
• Type 1 Excludes: R30 Pain associated with micturition ("psychogenic pain associated with micturition (F45.8)")
• Type 1 Excludes: R33 Retention of urine ("psychogenic retention of urine (F45.8)")
• Type 1 Excludes: R35 Polyuria ("psychogenic polyuria (F45.8)")
• Type 1 Excludes: R55 Syncope and collapse ("neurocirculatory asthenia (F45.8)")

Back-references to F45

• Type 2 Excludes: F41 Other anxiety disorders ("psychophysiologic disorders (F45.-)")
• Type 2 Excludes: F93.0 Separation anxiety disorder of childhood ("nonpsychotic mental disorders (F40-F48)")

Diagnosis Index entries for F45.8

• Achlorhydria, achlorhydric (neurogenic) › psychogenic
• Achylia gastrica › psychogenic
• Acid › stomach › psychogenic
• Acidity, gastric (high) › psychogenic
• Action, heart › irregular › psychogenic
• Aerophagy, aerophagia (psychogenic)
• Air › hunger, psychogenic
• Anacidity, gastric › psychogenic
• Angioneurosis
• Apepsia › psychogenic
• Arrhythmia (auricle)(cardiac)(juvenile)(nodal)(reflex)(supraventricular)(transitory)(ventricle) › psychogenic
• Asthenia, asthenic › cardiac › psychogenic
• Asthenia, asthenic › cardiovascular › psychogenic
• Asthenia, asthenic › heart › psychogenic
• Asthenia, asthenic › myocardial › psychogenic
• Asthenia, asthenic › neurocirculatory
• Atonia, atony, atonic › cecum › psychogenic
• Atonia, atony, atonic › intestine › psychogenic
• Atonia, atony, atonic › stomach › neurotic or psychogenic
• Bruxism › psychogenic
• Colic (bilious) (infantile) (intestinal) (recurrent) (spasmodic) › abdomen › psychogenic
• Colic (bilious) (infantile) (intestinal) (recurrent) (spasmodic) › hysterical
• Colic (bilious) (infantile) (intestinal) (recurrent) (spasmodic) › psychogenic
• Collapse › neurocirculatory
• Complaint › bowel, functional › psychogenic
• Complaint › intestine, functional › psychogenic
• Constipation (atonic) (neurogenic) (simple) (spastic) › psychogenic
• Contraction (s), contracture, contracted › hourglass › stomach › psychogenic
• Contraction (s), contracture, contracted › muscle (postinfective) (postural) NEC › psychogenic
• Contraction (s), contracture, contracted › pylorus NEC › psychogenic
• Contraction (s), contracture, contracted › stomach › hourglass › psychogenic
• Contraction (s), contracture, contracted › stomach › psychogenic
• Cough (affected) (epidemic) (nervous) › functional
• Cough (affected) (epidemic) (nervous) › hysterical
• Cough (affected) (epidemic) (nervous) › psychogenic
• Cramp (s) › colic › psychogenic
• Cramp (s) › intestinal › psychogenic
• Cramp (s) › muscle (limb) (general) › psychogenic
• Crisis › oculogyric › psychogenic
• Da Costa's syndrome
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › functional › psychogenic
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › nervous
• Diarrhea, diarrheal (disease) (infantile) (inflammatory) › psychogenic
• Dilatation › colon › psychogenic
• Dilatation › ileum › psychogenic
• Dilatation › jejunum › psychogenic
• Dilatation › stomach › psychogenic
• Disease, diseased › bowel › functional › psychogenic
• Disease, diseased › esophagus › psychogenic
• Disease, diseased › gastrointestinal (tract) › functional › psychogenic

Nearby codes

• F45.22 Body dysmorphic disorder
• F45.29 Other hypochondriacal disorders
• F45.4 Pain disorders related to psychological factors
• F45.41 Pain disorder exclusively related to psychological factors
• F45.42 Pain disorder with related psychological factors
• F45.8 Other somatoform disorders (this code)
• F45.9 Somatoform disorder, unspecified