A00 – Cholera

ICD-10-CM 2027 diagnosis code · Intestinal infectious diseases

Non-billable header

ICD-10-CM code A00
Code
A00 (claims format: A00)
Description
Cholera
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
1. Certain infectious and parasitic diseases (A00-B99)
Block
A00-A09 Intestinal infectious diseases

Billable codes under A00

A00 is a header code and cannot be used on claims. Choose the most specific code:

Frequently asked questions

What is ICD-10 code A00?

A00 is the ICD-10-CM code for cholera, in the block A00-A09 (Intestinal infectious diseases).

Is A00 a billable code?

No. A00 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.