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ICD-10-CM 2027

ICD-10 code for Schizophreniform disorder

F20.81

Schizophreniform disorder

✓ Billable / specificCC — complication/comorbidity

From the official ICD-10-CM alphabetic index entry “Disorder (of) › schizophreniform”. Page updated September 29, 2026.

About coding Schizophreniform disorder

The ICD-10-CM code for Schizophreniform disorder is F20.81 (Schizophreniform disorder). The official index lists 1 more specific code, so check the documentation for details such as type, cause, site or severity before settling on F20.81.

Within F20.8 (other schizophrenia), F20.81 is specifically for Schizophreniform disorder. Related codes cover other schizophrenia (F20.89).

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

As a secondary diagnosis it is a CC (complication or comorbidity), which can move an inpatient stay into the "with CC" MS-DRG of its family, unless the principal diagnosis excludes it.

More specific Schizophreniform disorder codes (official index)

  • brief F23 — Brief psychotic disorder

Common questions about Schizophreniform disorder ICD-10 codes

What is the ICD-10 code for Schizophreniform disorder?

F20.81 — Schizophreniform disorder. More specific codes apply when the documentation supports them: F23.

What is the ICD-10 code for brief schizophreniform disorder?

F23 — Brief psychotic disorder.

Is F20.81 billable?

Yes. F20.81 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can F20.81 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict F20.81 as a principal diagnosis.

Is F20.81 a CC or MCC?

F20.81 is a CC (complication or comorbidity) under MS-DRG v44.0, unless excluded by the principal diagnosis.