2026
ICD-10-CM
Diagnosis
Code

F29 Unspecified psychosis not due to a substance or known physiological condition

Billable
2016–2026

F29 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Unspecified psychosis not due to a substance or known physiological condition.

Inclusion term

Psychosis NOS
Unspecified schizophrenia spectrum and other psychotic disorder

Type 1 excludes

Mental disorder NOS (F99)
Unspecified mental disorder due to known physiological condition (F09)

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
  ~~Psychosis NOS~~
  Psychosis NOS
  Unspecified schizophrenia spectrum and other psychotic disorder
2017
No changes
2016
New code