ICD-10-CM
ICD-10 code for Schizophrenia: F20.9
The ICD-10-CM index points "Schizophrenia" to F20 (Schizophrenia), a header that is not billable. When nothing more specific is documented, the billable code is F20.9, Schizophrenia, unspecified.
Source: CDC ICD-10-CM FY2027 Alphabetic Index file dated June 16, 2026. Publisher page
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Index subterms
A header groups codes and is not billed. A billable code is one you can report.
- F23acute (brief) (undifferentiated), Brief psychotic disorderBillable
- F20.3atypical (form), Undifferentiated schizophreniaBillable
- F21borderline, Schizotypal disorderBillable
- F20.2catalepsy, Catatonic schizophreniaBillable
- F20.2catatonic (type) (excited) (withdrawn), Catatonic schizophreniaBillable
- F20.89cenesthopathic, cenesthesiopathic, Other schizophreniaBillable
- F20.9childhood type, Schizophrenia, unspecifiedBillable
- F20.9chronic undifferentiated, Schizophrenia, unspecifiedBillable
- F25.0cyclic, Schizoaffective disorder, bipolar typeBillable
- F20.1disorganized (type), Disorganized schizophreniaBillable
- F20.2flexibilitas cerea, Catatonic schizophreniaBillable
- F20.1hebephrenic (type), Disorganized schizophreniaBillable
- F21incipient, Schizotypal disorderBillable
- F21latent, Schizotypal disorderBillable
- F20.5negative type, Residual schizophreniaBillable
- F20.0paranoid (type), Paranoid schizophreniaBillable
- F20.0paraphrenic, Paranoid schizophreniaBillable
- F32.89post-psychotic depression, Other specified depressive episodesBillable
- F21prepsychotic, Schizotypal disorderBillable
- F21prodromal, Schizotypal disorderBillable
- F21pseudoneurotic, Schizotypal disorderBillable
- F21pseudopsychopathic, Schizotypal disorderBillable
- F23reaction, Brief psychotic disorderBillable
- F20.5residual (state) (type), Residual schizophreniaBillable
- F20.5restzustand, Residual schizophreniaBillable
- F20.89simple (type), Other schizophreniaBillable
- F20.89simplex, Other schizophreniaBillable
- F20.89specified type NEC, Other schizophreniaBillable
- F29spectrum and other psychotic disorder, Unspecified psychosis not due to a substance or known physiological conditionBillable
- F20.2stupor, Catatonic schizophreniaBillable
- F84.5syndrome of childhood, Asperger's syndromeBillable
- F20.3undifferentiated (type), Undifferentiated schizophreniaBillable
More specific codes in F20
A header groups codes and is not billed. A billable code is one you can report.
- F20SchizophreniaHeader
- F20.0Paranoid schizophreniaBillable
- F20.1Disorganized schizophreniaBillable
- F20.2Catatonic schizophreniaBillable
- F20.3Undifferentiated schizophreniaBillable
- F20.5Residual schizophreniaBillable
- F20.8Other schizophreniaHeader
- F20.81Schizophreniform disorderBillable
- F20.89Other schizophreniaBillable
- F20.9Schizophrenia, unspecifiedBillable
Use additional code
The CDC tabular list says to add the code named here after this one when it applies.
From F20. A note on a category applies to every code under it.
Use additional code, if applicable, to identify:
Excludes1
Excludes1 means these codes are not reported together.
From F20. A note on a category applies to every code under it.
Excludes2
Excludes2 means the other condition can be reported with this one when both are documented.
From F20. A note on a category applies to every code under it.
Related conditions
Related pages
- F20.9 code detailsNotes, nearby codes, CMS-HCC group
- Category F20Every code under it
- Chapter 5Mental, behavioral and neurodevelopmental disorders
- ICD-10 codes by conditionA to Z
- Check a list of ICD-10 codes
- Denial code CO-11Diagnosis does not support the procedure
- Denial code CO-146Diagnosis invalid for the date of service
- HCPCS Level II code lookup
Questions
What is the ICD-10 code for Schizophrenia?
The ICD-10-CM index points "Schizophrenia" to F20 (Schizophrenia), a header that is not billable. When nothing more specific is documented, the billable code is F20.9, Schizophrenia, unspecified.
Is F20.9 billable?
Yes. F20.9 is a billable code in the FY2027 ICD-10-CM file. Use a more specific code when the record documents one.
What documentation notes apply to F20.9?
The CDC tabular list gives 5 Excludes1 notes (not coded together), 6 Excludes2 notes (may be coded together when both are documented), 2 "use additional code" notes for F20.9 and the categories above it. They are listed on this page.
What chapter is F20.9 in?
Chapter 5. Mental, behavioral and neurodevelopmental disorders.
When do ICD-10-CM codes change?
Every October 1, with the new fiscal year file. Some years add April 1 updates. This page uses the FY2027 file, effective October 1, 2026.