ICD-10-CM › F01-F99 › F20-F29 › F codes › F20

F20

Schizophrenia

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 7 more specific codes instead:

  • F20.0 Paranoid schizophrenia
  • F20.1 Disorganized schizophrenia
  • F20.2 Catatonic schizophrenia
  • F20.3 Undifferentiated schizophrenia
  • F20.5 Residual schizophrenia
  • F20.8 Other schizophrenia (also a header)
  • F20.9 Schizophrenia, unspecified

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

  1. FY2012 Added to the draft code set draft Schizophrenia

Official coding rules

Published by CDC for FY2027. A rule attached to a category binds every code beneath it, so the rules inherited from this code's ancestors are shown with the code they come from.

This code

Excludes1 - never coded here

  • brief psychotic disorder (F23)
  • cyclic schizophrenia (F25.0)
  • mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3)
  • schizoaffective disorder (F25.-)
  • schizophrenic reaction NOS (F23)

Excludes2 - not included here

  • schizophrenic reaction in:
  • alcoholism (F10.15-, F10.25-, F10.95-)
  • brain disease (F06.2)
  • epilepsy (F06.2)
  • psychoactive drug use (F11-F19 with .15. .25, .95)
  • schizotypal disorder (F21)

Use additional code

  • code, if applicable, to identify:
  • other specified cognitive deficit (R41.84-)