F44
ICD-10Non-billable categoryDissociative and conversion disorders
Official ICD-10-CM descriptor (FY2026)
Dissociative and conversion disorders
F44 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Includes
- conversion hysteria
- conversion reaction
- hysteria
- hysterical psychosis
Excludes2
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- malingering [conscious simulation] (Z76.5)
More specific codes under F44
- F44.0Dissociative amnesia
- F44.1Dissociative fugue
- F44.2Dissociative stupor
- F44.4Conversion disorder with motor symptom or deficit
- F44.5Conversion disorder with seizures or convulsions
- F44.6Conversion disorder with sensory symptom or deficit
- F44.7Conversion disorder with mixed symptom presentation
- F44.8Other dissociative and conversion disorderscategory
- F44.9Dissociative and conversion disorder, unspecified
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.