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F45.42

Pain disorder with related psychological factors

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 15 never code together
F45.4code
Excludes1
  • pain NOS (R52)R52
F45code
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
F01-F99chapter
Excludes2
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 2
F45.42code
Code also
  • associated acute or chronic pain (G89.-)G89.-
F01-F99chapter
Includes
  • disorders of psychological development
Index entries leading here 1
  • Disorder (of) — see also Disease
    • pain
      • with related psychological factors F45.42
Alongside this code 1 same parent — F45.4
Additional references
AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

Maps to no condition category in any loaded model.

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable
yes
Code set
FY2026
Parent
F45.4
Block
F40-F48
Siblings
1

Present FY2024–FY2027.