Z83 – Family history of other specific disorders

ICD-10-CM 2027 diagnosis code · Persons with potential health hazards related to family and personal history and certain conditions influencing health status

Non-billable header

ICD-10-CM code Z83

Code: Z83 (claims format: Z83)
Description: Family history of other specific 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 Z83

Z83 is a header code and cannot be used on claims. Choose the most specific code:

Z83.0 – Family history of human immunodeficiency virus [HIV] diseaseBillable
Z83.1 – Family history of other infectious and parasitic diseasesBillable
Z83.2 – Family history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanismBillable
Z83.3 – Family history of diabetes mellitusBillable
Z83.4 – Family history of other endocrine, nutritional and metabolic diseasesHeader (more codes below)
Z83.5 – Family history of eye and ear disordersHeader (more codes below)
Z83.6 – Family history of other diseases of the respiratory systemBillable
Z83.7 – Family history of diseases of the digestive systemHeader (more codes below)

Notes for Z83

Excludes2 (not included here):

contact with and (suspected) exposure to communicable disease in the family (Z20.-)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block Z77-Z99

Code also:

any follow-up examination (Z08-Z09)

Frequently asked questions

What is ICD-10 code Z83?

Z83 is the ICD-10-CM code for family history of other specific disorders, in the block Z77-Z99 (Persons with potential health hazards related to family and personal history and certain conditions influencing health status).

Is Z83 a billable code?

No. Z83 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.