Z81: Family history of mental and behavioral disorders

Codes under Z81 (Family history of mental and behavioral disorders). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Z81.0	Family history of intellectual disabilities	✓
Z81.1	Family history of alcohol abuse and dependence	✓
Z81.2	Family history of tobacco abuse and dependence	✓
Z81.3	Family history of other psychoactive substance abuse and dependence	✓
Z81.4	Family history of other substance abuse and dependence	✓
Z81.8	Family history of other mental and behavioral disorders	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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