F28
BillableOther psychotic disorder not due to a substance or known physiological condition
F28 is the ICD-10-CM code for Other psychotic disorder not due to a substance or known physiological condition. It is a billable, specific code valid for reimbursement.
- Status
- Billable
- Chapter
- F01-F99
- Edition
- FY2026
F01-F99 Mental, Behavioral and Neurodevelopmental disorders
What this means — in plain language
MedlinePlus · NIHPsychotic disorders are severe mental disorders that cause abnormal thinking and perceptions. People with psychoses lose touch with reality. Two of the main symptoms are delusions and hallucinations. Delusions are false beliefs, such as thinking that someone is plotting against you or that the TV is sending you secret messages. Hallucinations are false perceptions, such as hearing, seeing, or feeling something that…
Read more about Psychotic Disorders at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Includes
- •Chronic hallucinatory psychosis
- •Other specified schizophrenia spectrum and other psychotic disorder
Frequently asked questions
- What is ICD-10 code F28?
- F28 is the ICD-10-CM code for "Other psychotic disorder not due to a substance or known physiological condition". It falls under F01-F99 Mental, Behavioral and Neurodevelopmental disorders.
- Is F28 a billable code?
- Yes — F28 is a billable, specific ICD-10-CM code valid for reimbursement.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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