Z86.1
Header — not billablePersonal history of infectious and parasitic diseases
The ICD-10 code for personal history of infectious and parasitic diseases is Z86.1.
Z86.1 is a non-billable header code. It groups related conditions but cannot be used on its own for reimbursement — select one of the 7 more specific codes below.
Clinical notes
Excludes1 (not coded here)
An Excludes1 note is a pure exclusion: the excluded condition and this code should never be reported together, because the two conditions cannot occur at the same time (e.g. a congenital form vs. an acquired form of the same disease).
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This is a non-billable header code. Documentation must support a more specific child code before this diagnosis can be reported on a claim.
- •Confirm the excluded condition(s) listed above are not also present — Excludes1 conditions cannot be coded together with this one.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Child codes under Z86.1
- Z86.11Personal history of tuberculosis
- Z86.12Personal history of poliomyelitis
- Z86.13Personal history of malaria
- Z86.14Personal history of Methicillin resistant Staphylococcus aureus infection
- Z86.15Personal history of latent tuberculosis infection
- Z86.16Personal history of COVID-19
- Z86.19Personal history of other infectious and parasitic diseases
Related codes in this category
- Z86.0Personal history of in-situ and benign neoplasms and neoplasms of uncertain behaviornon-billable header
- Z86.2Personal history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
- Z86.3Personal history of endocrine, nutritional and metabolic diseasesnon-billable header
- Z86.5Personal history of mental and behavioral disordersnon-billable header
- Z86.6Personal history of diseases of the nervous system and sense organsnon-billable header
- Z86.7Personal history of diseases of the circulatory systemnon-billable header
- Z86.1Personal history of infectious and parasitic diseasesnon-billable header