F84.3
ICD-10BillableOther childhood disintegrative disorder
Official ICD-10-CM descriptor (FY2026)
Other childhood disintegrative disorder
F84.3 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Dementia infantilis
- Disintegrative psychosis
- Heller's syndrome
- Symbiotic psychosis
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- Asperger's syndrome (F84.5)
- Autistic disorder (F84.0)
- Rett's syndrome (F84.2)
Use additional code
Report an additional code to identify the associated condition.
- code to identify any associated neurological condition.
Related codes in F84
Where this code sits
- Parent code
- F84
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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.