ICD-10-CM>F01-F99>F20-F29>F29F29Unspecified psychosis not due to a substance or known physiological conditionBillable/Specific Copy Code Copy DescriptionApplicable ToPsychosis NOSUnspecified schizophrenia spectrum and other psychotic disorderType 1 Excludesmental disorder NOS (F99)unspecified mental disorder due to known physiological condition (F09)