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

ICD-10-CM category F29 sits in Chapter 5 (Mental, behavioral and neurodevelopmental disorders, F01-F99). It contains 1 billable code for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

The category code F29 itself is billable for FY2027: no more specific code exists under it.

Billable codes in F29

CodeDescription
F29Unspecified psychosis not due to a substance or known physiological condition

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