ICD-10 F23: Brief psychotic disorder
Formerly DSM-5 298.8 — Brief Psychotic Disorder. Both codes describe the same diagnosis; ICD-10 F23 is the one an insurer expects on a superbill.
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ICD-10 code F23 (Brief psychotic disorder) is a schizophrenia spectrum code used on superbills for mental health therapy billing. Insurance companies require at least one ICD-10 code per superbill to process a reimbursement claim.
CPT Codes Commonly Used With F23
Common CPT codes paired with ICD-10 F23 include 90837 (60-min psychotherapy), 90834 (45-min psychotherapy), and 90791 (initial psychiatric evaluation). The CPT code reflects the service rendered, not the diagnosis.
Clinical Criteria
Sudden onset of ≥1 psychotic symptom (delusions, hallucinations, disorganized speech, grossly disorganized or catatonic behavior) lasting ≥1 day and <1 month with eventual full return to premorbid functioning. May follow marked stressor (brief reactive psychosis) or occur postpartum.
DSM-5 Cross-Reference
DSM-5 298.8 — Brief Psychotic Disorder
Common CPT Pairings
Related Specifier Codes
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