Z86.1
Z86.1 — Personal history of infectious and parasitic diseases
Non-billable headerICD-10-CM
Z86.1 is a non-billable header ICD-10-CM code for personal history of infectious and parasitic diseases. It cannot be billed on its own: choose one of the more specific child codes below.
Excludes1 — never code together
These conditions cannot occur together. Billing both on the same encounter is a denial.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
Risk adjustment
Z86.1 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead Z86.1
7 child codes. Green means billable.
- 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 at this level
Codes that share Z86. If Z86.1 is not quite right, the correct code is usually one of these.
- Z86.0Personal history of in-situ and benign neoplasms and neoplasms of uncertain behavior
- 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 diseases
- Z86.5Personal history of mental and behavioral disorders
- Z86.6Personal history of diseases of the nervous system and sense organs
- Z86.7Personal history of diseases of the circulatory system
Questions about Z86.1
- Is Z86.1 a billable ICD-10-CM code?
- No. Z86.1 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does Z86.1 sit in the tabular list?
- Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).
- What cannot be coded together with Z86.1?
- Z86.1 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.