ICD-10-CM 2027
ICD-10 code for paranoid type schizophrenia
From the official ICD-10-CM alphabetic index entry “Schizophrenia, schizophrenic › paranoid (type)”. Page updated September 29, 2026.
About coding paranoid type schizophrenia
The ICD-10-CM code for paranoid type schizophrenia is F20.0 (Paranoid schizophrenia).
Within F20 (schizophrenia), F20.0 is specifically for paranoid schizophrenia. Related codes cover Disorganized schizophrenia (F20.1), Catatonic schizophrenia (F20.2), Undifferentiated schizophrenia (F20.3), residual schizophrenia (F20.5), other schizophrenia (F20.8) and unspecified (F20.9).
Don't report F20.0 together with the conditions in its Excludes1 note: involutional paranoid state (F22) and paranoia (F22).
Use an additional code, if applicable, to identify: other specified cognitive deficit (R41.84-).
Don't confuse with (Excludes1 for F20.0)
Common questions about paranoid type schizophrenia ICD-10 codes
What is the ICD-10 code for paranoid type schizophrenia?
- F20.0 — Paranoid schizophrenia.
Is F20.0 billable?
- Yes. F20.0 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).
Can F20.0 be used as a principal diagnosis?
- Yes. The Medicare Code Editor doesn't restrict F20.0 as a principal diagnosis.
Is F20.0 a CC or MCC?
- F20.0 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.