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F44.89

Other dissociative and conversion disorders

Billable FY2026 2025-10-01 → 2026-09-30
Exclusions 2 never code together
F44code
Excludes2
  • malingering [conscious simulation] (Z76.5)Z76.5
F01-F99chapter
Excludes2
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)R00-R99

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

Instructional notes 9
F44.89code
Inclusion terms
  • Ganser's syndrome
  • Psychogenic confusion
  • Psychogenic twilight state
  • Trance and possession disorders
F44code
Includes
  • conversion hysteria
  • conversion reaction
  • hysteria
  • hysterical psychosis
F01-F99chapter
Includes
  • disorders of psychological development
Index entries leading here 22
  • Paralysis, paralytic (complete) (incomplete) G83.9
    • accommodation — see also Paresis, of accommodation
  • Accommodation (disorder) — see also condition
    • hysterical paralysis of F44.89
  • Anorexia R63.0
  • Attack, attacks
  • Collapse R55
  • State (of)
    • confusional (psychogenic) F44.89
      • reactive (from emotional stress, psychological trauma) F44.89
    • twilight
    • psychogenic, twilight F44.89
  • Confusion, confused R41.0
    • psychogenic F44.89
    • reactive (from emotional stress, psychological trauma) F44.89
    • mental state (psychogenic) F44.89
  • Delirium, delirious (acute or subacute) (not alcohol- or drug-induced) R41.0
  • Depression (acute) (mental) F32.A
  • Disorder (of) — see also Disease
  • Dizziness R42
  • Dream state, hysterical F44.89
  • Ganser's syndrome (hysterical) F44.89
  • Giddiness R42
  • Hyperesthesia (body surface) R20.3
  • Somnambulism F51.3
  • Mania (monopolar) — see also Disorder, mood, manic episode
  • Sleep
  • Trance R41.89
  • Vertigo R42
  • Walking
  • Twilight state
Alongside this code 1 same parent — F44.8
Medications 4

MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.

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

RX08HCC133

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

This code

Billable
yes
Code set
FY2026
Parent
F44.8
Block
F40-F48
Siblings
1

Present FY2024–FY2027.