F09Unsp mental disorder due to known physiological condition
ICD-10-CM billable/specific code — part of Mental disorders due to known physiological conditions (F01-F09)
Coding Notes
Inclusion Terms
- Mental disorder NOS due to known physiological condition
- Organic brain syndrome NOS
- Organic mental disorder NOS
- Organic psychosis NOS
- Symptomatic psychosis NOS
Excludes1 (never code both together)
- mild neurocognitive disorder due to known physiological condition (F06.7-)
- psychosis NOS (F29)
Code First
- the underlying physiological condition