A37

Non-billable

Whooping cough

A37 is the ICD-10-CM code for Whooping cough. It is a non-billable category code — use a more specific child code such as A37.0 for billing.

Status
Header (non-billable)
Chapter
A00-B99
Subcodes
4
Edition
FY2026

A00-B99 Certain infectious and parasitic diseases

No additional coding notes for this code.

Frequently asked questions

What is ICD-10 code A37?
A37 is the ICD-10-CM code for "Whooping cough". It falls under A00-B99 Certain infectious and parasitic diseases.
Is A37 a billable code?
No — A37 is a non-billable header code. Use a more specific child code (such as A37.0) for billing.
What are the subcodes of A37?
A37 has 4 more specific child codes, including A37.0, A37.1, A37.8.

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

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