F89
ICD-10BillableUnspecified disorder of psychological development
Official ICD-10-CM descriptor (FY2026)
Unspecified disorder of psychological development
F89 is valid for submission on a claim — CMS flags it as a billable, specific code.
Inclusion terms
- Developmental disorder NOS
- Neurodevelopmental disorder NOS
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.