F45.4
Pain disorders related to psychological factors
Choose the additional character
F45.4 needs more characters to be billable. Pick the specific code below.
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
pain NOS (R52)
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)
disorders of psychological development
symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Official Guidelines for F45.4
FY 2026 ›Sections that reference F45.4
- I.A.12.aExcludes1Conventions & general rules
… For example, code F45.8, Other somatoform disorders, has an Excludes1 note for "sleep related teeth grinding (G47.63)," because "teeth grinding" is an …
- I.C.5.aPain disorders related to psychological factors
Assign code F45.41, for pain that is exclusively related to psychological disorders. …
Sections whose FY 2026 text names F45.4, its F45 category, or a range containing it — the chapter guidance above is the authoritative source.