ICD-10-CM F20 is the diagnosis code for Schizophrenia. This code falls under the section "Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders" within Chapter 5 â Mental, Behavioral and Neurodevelopmental disorders (F01-F99). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as F20. They are mutually exclusive:
The following conditions are not included in F20. If the patient has both, code each condition separately:
Understanding where F20 sits in the ICD-10-CM classification helps ensure proper coding:
No, F20 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.
F20 is the ICD-10-CM diagnosis code for "Schizophrenia". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
F20 is located in Section F20-F29 â "Schizophrenia, schizotypal, delusional, and other non-mood psychotic disorders" within Chapter 5 of the ICD-10-CM Tabular List.
F20 has 7 sub-code(s) that provide more specific detail: F20.0, F20.1, F20.2, F20.3, F20.5 and more.
Use F20 when the patients documented diagnosis matches "Schizophrenia" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Schizophrenia is F20.
No, F20 is non-billable. Use a more specific sub-code for primary diagnosis billing.
F20 is in Chapter 5 of the ICD-10-CM Tabular List.
Type 1 Excludes for F20 include: brief psychotic disorder (F23); cyclic schizophrenia (F25.0); mood [affective] disorders with psychotic symptoms (F30.2, F31.2, F31.5, F31.64, F32.3, F33.3) and more.
Yes, F20 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.