F45.9 Somatoform disorder, unspecified
Billable ICD-10-CM code, FY2026.
Applicable to
- Psychosomatic disorder NOS
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)
300.82 Undifferentiated somatoform disorder (approximate)306.9 Unspecified psychophysiological malfunction (approximate)
Code annotations containing back-references to F45.9
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 F45.9
- Disorder (of) › psychogenic NOS
- Disorder (of) › somatoform
- Disturbance (s) › psychogenic
Nearby codes
F45.29 Other hypochondriacal disordersF45.4 Pain disorders related to psychological factorsF45.41 Pain disorder exclusively related to psychological factorsF45.42 Pain disorder with related psychological factorsF45.8 Other somatoform disordersF45.9 Somatoform disorder, unspecified (this code)