F20.9Billable

Schizophrenia, unspecified

Chapter
5. Mental, Behavioral and Neurodevelopmental disorders
Category
F20
Effective date
October 1, 2026

Related codes in category F20

F20SchizophreniaF20.0Paranoid schizophreniaYesF20.1Disorganized schizophreniaYesF20.2Catatonic schizophreniaYesF20.3Undifferentiated schizophreniaYesF20.5Residual schizophreniaYesF20.8Other schizophreniaF20.81Schizophreniform disorderYesF20.89Other schizophreniaYes

Frequently asked questions

What is ICD-10 code F20.9?

F20.9 is an ICD-10-CM diagnosis code for Schizophrenia, unspecified.

Is F20.9 a billable code?

Yes. F20.9 is billable and specific enough to be used on a claim.

What ICD-10-CM chapter is F20.9 in?

F20.9 falls under Chapter 5: Mental, Behavioral and Neurodevelopmental disorders.

When did F20.9 become effective?

F20.9 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to F20.9?

F20.9 belongs to category F20, which includes 9 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.