A19Header code — not billable

Miliary tuberculosis

Chapter
1. Certain infectious and parasitic diseases
Category
A19
Effective date
October 1, 2026

Related codes in category A19

A19.0Acute miliary tuberculosis of a single specified siteYesA19.1Acute miliary tuberculosis of multiple sitesYesA19.2Acute miliary tuberculosis, unspecifiedYesA19.8Other miliary tuberculosisYesA19.9Miliary tuberculosis, unspecifiedYes

Frequently asked questions

What is ICD-10 code A19?

A19 is an ICD-10-CM diagnosis code for Miliary tuberculosis.

Is A19 a billable code?

No. A19 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is A19 in?

A19 falls under Chapter 1: Certain infectious and parasitic diseases.

When did A19 become effective?

A19 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to A19?

A19 belongs to category A19, which includes 5 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.