F28 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Other psychotic disorder not due to a substance or known physiological condition.
Inclusion term
Chronic hallucinatory psychosis
Other specified schizophrenia spectrum and other psychotic disorder
Versions
2026
No changes
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
Code changed
Inclusion term
Chronic hallucinatory psychosis
- Chronic hallucinatory psychosis
- Other specified schizophrenia spectrum and other psychotic disorder
2017
No changes
2016
New code