Coding and coverage · ICD-10-CM

F44 Dissociative and conversion disorders

Not billable (header)Chapter 5

Report one of the more specific codes below.

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Codes under this one

  • F44.0 Dissociative amnesia
  • F44.1 Dissociative fugue
  • F44.2 Dissociative stupor
  • F44.4 Conversion disorder with motor symptom or deficit
  • F44.5 Conversion disorder with seizures or convulsions
  • F44.6 Conversion disorder with sensory symptom or deficit
  • F44.7 Conversion disorder with mixed symptom presentation
  • F44.8 Other dissociative and conversion disordersHeader
  • F44.9 Dissociative and conversion disorder, unspecified

Instructional notes

Chapter 5

Excludes2Not included here: the patient may have both; report both when both are present.
  • symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Includes
  • disorders of psychological development

This code

Excludes2Not included here: the patient may have both; report both when both are present.
  • malingering [conscious simulation] (Z76.5)
Includes
  • conversion hysteria
  • conversion reaction
  • hysteria
  • hysterical psychosis

Chapter 5: Mental, Behavioral and Neurodevelopmental disorders · F40-F48 Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48)

Source: ICD-10-CM FY 2027 code descriptions and tabular list (CMS and CDC National Center for Health Statistics), effective 2026-10-01 through 2027-09-30 · CMS ICD-10 files. HCC mapping: CMS-HCC V28, payment year 2027. As of 2026-11-04.

Coverage and payment depend on the claim details; confirm with the Medicare Administrative Contractor.