F20.1

ICD-10Billable

Disorganized schizophrenia

Official ICD-10-CM descriptor (FY2026)

Disorganized schizophrenia

F20.1 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Hebephrenic schizophrenia
Hebephrenia

Related codes in F20

Where this code sits

Chapter: 5. Mental, Behavioral and Neurodevelopmental disorders (F01-F99)
Block: Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29)
Parent code: F20

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Source

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.