Z82.79
✓ Billable
Family history of other congenital malformations, deformations and chromosomal abnormalities
ICD-10-CM · FY2026 · Factors Influencing Health Status
Code
Z82.79
System
ICD-10-CM
Billable
Yes — valid for submission
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code Z82.79?
ICD-10-CM code Z82.79 represents Family history of other congenital malformations, deformations and chromosomal abnormalities. It is a billable diagnosis code in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z82.79 billable?
Yes. Z82.79 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.
What chapter is Z82.79 in?
Z82.79 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.
How do I search for an ICD-10 code for family history of a condition?
If you are looking for a code documenting a patient's family history of a condition (not their own past diagnosis), Z82.79 (Family history of other congenital malformations, deformations and chromosomal abnormalities) is in the correct Z80–Z84 family-history block. Family history codes are reported when a blood relative has had the condition, not the patient themselves.
Related codes in the Z82 category
Z82
Family history of certain disabilities and chronic diseases (leading to disablement)
Non-billable
Z82.0
Family history of epilepsy and other diseases of the nervous system
Billable
Z82.1
Family history of blindness and visual loss
Billable
Z82.2
Family history of deafness and hearing loss
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Z82.3
Family history of stroke
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Z82.4
Family history of ischemic heart disease and other diseases of the circulatory system
Non-billable
Z82.5
Family history of asthma and other chronic lower respiratory diseases
Billable
Z82.6
Family history of arthritis and other diseases of the musculoskeletal system and connective tissue
Non-billable
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