F20.3 - Undifferentiated schizophrenia
- Applicable to Undifferentiated schizophrenia
- The 2025 edition of ICD10-CM F20.3 became effective on October 1, 2024.
- This is the American ICD10-CM version of F20.3 - other international versions of ICD10 F20.3 may differ.
- F20.3 is a Billable / Specific ICD10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
Inclusion Term
- Atypical schizophrenia
Type 1 Excludes
- acute schizophrenia-like psychotic disorder (F23)
Type 2 Excludes
- post-schizophrenic depression (F32.89)
The following codes above F20.3 contain annotation back-references that may be applicable to F20.3:
Chapter: F01-F99 Mental, Behavioral and Neurodevelopmental disorders
Section: F20-F29 Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders
Category: F20 Schizophrenia
Billable/Specific Code
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Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.
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