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A00

Non-billable

Cholera

A00 is the ICD-10-CM code for Cholera. It is a non-billable category code — use a more specific child code such as A00.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
3
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

What this means — in plain language

MedlinePlus · NIH

Cholera is a bacterial infection that causes diarrhea . The cholera bacterium is usually found in water or food that has been contaminated by feces (poop). Cholera is rare in the US. You may get it if you travel to parts of the world with poor water and sewage treatment. Outbreaks can also happen after disasters. The disease is not likely to spread directly from person to person. Cholera infections are often mild.…

Read more about Cholera at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code A00?
A00 is the ICD-10-CM code for "Cholera". It falls under A00-B99 Certain infectious and parasitic diseases.
Is A00 a billable code?
No — A00 is a non-billable header code. Use a more specific child code (such as A00.0) for billing.
What are the subcodes of A00?
A00 has 3 more specific child codes, including A00.0, A00.1, A00.9.

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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