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ICD-10-CM/Mental, Behavioral and Neurodevelopmental disorders

F99

Unspecified mental disorder (F99) (F99)

F99 contains 1 categories and 1 ICD-10-CM codes for FY2027.

F99Mental disorder, not otherwise specified1 billable

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FY2027 codes are valid for encounters from October 1, 2026 through September 30, 2027.

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