Z81 – Family history of mental and behavioral disorders
ICD-10-CM 2027 diagnosis code · Persons with potential health hazards related to family and personal history and certain conditions influencing health status
- Code
Z81(claims format:Z81)- Description
- Family history of mental and behavioral disorders
- Billable
- No – use a more specific code below
- Valid for
- Dates of service October 1, 2026 – September 30, 2027 (FY2027)
- Chapter
- 21. Factors influencing health status and contact with health services (Z00-Z99)
- Block
- Z77-Z99 Persons with potential health hazards related to family and personal history and certain conditions influencing health status
Billable codes under Z81
Z81 is a header code and cannot be used on claims. Choose the most specific code:
- Z81.0 – Family history of intellectual disabilitiesBillable
- Z81.1 – Family history of alcohol abuse and dependenceBillable
- Z81.2 – Family history of tobacco abuse and dependenceBillable
- Z81.3 – Family history of other psychoactive substance abuse and dependenceBillable
- Z81.4 – Family history of other substance abuse and dependenceBillable
- Z81.8 – Family history of other mental and behavioral disordersBillable
Notes inherited from parent codes
Instructional notes at a category or block level apply to every code below it.
Block Z77-Z99
Frequently asked questions
What is ICD-10 code Z81?
Z81 is the ICD-10-CM code for family history of mental and behavioral disorders, in the block Z77-Z99 (Persons with potential health hazards related to family and personal history and certain conditions influencing health status).
Is Z81 a billable code?
No. Z81 is a header code with more specific child codes; report one of the billable codes listed above.
Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.