F21 — Schizotypal disorder
Part of Chapter 5: Mental, Behavioral and Neurodevelopmental disorders , block Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders (F20-F29) .
Official Notes
Inclusion Terms
Borderline schizophrenia
Inclusion Terms
Latent schizophrenia
Inclusion Terms
Latent schizophrenic reaction
Inclusion Terms
Prepsychotic schizophrenia
Inclusion Terms
Prodromal schizophrenia
Inclusion Terms
Pseudoneurotic schizophrenia
Inclusion Terms
Pseudopsychopathic schizophrenia
Inclusion Terms
Schizotypal personality disorder
Excludes2
Asperger's syndrome ( F84.5 )
Excludes2
schizoid personality disorder ( F60.1 )
Child Codes
F21 has no child codes in the FY 2027 release -- it is used on its own.
Referenced By
Official notes on these codes cite F21.
FY 2027 effective October 1, 2026 · CDC NCHS and CMS