Z86.1
Non-billablePersonal history of infectious and parasitic diseases
Z86.1 is the ICD-10-CM code for Personal history of infectious and parasitic diseases. It is a non-billable category code — use a more specific child code such as Z86.11 for billing.
Z00-Z99 Factors influencing health status and contact with health services
What this means — in plain language
MedlinePlus · NIHWhat are infectious diseases? Germs, or microbes, are found everywhere - in the air, soil, and water. There are also germs on your skin and in your body. Many of them are harmless, and some can even be helpful. But some of them can make you sick. Infectious diseases are diseases that are caused by germs. What are the different types of germs that cause infectious diseases? There are four main types of germs:…
Read more about Infectious Diseases at MedlinePlus ↗Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.
Excludes1 — not coded here
Frequently asked questions
- What is ICD-10 code Z86.1?
- Z86.1 is the ICD-10-CM code for "Personal history of infectious and parasitic diseases". It falls under Z00-Z99 Factors influencing health status and contact with health services.
- Is Z86.1 a billable code?
- No — Z86.1 is a non-billable header code. Use a more specific child code (such as Z86.11) for billing.
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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