Is A19 a billable ICD-10-CM code?

No. A19 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does A19 sit in the tabular list?

Certain infectious and parasitic diseases (A00-B99), in the block Tuberculosis (A15-A19).

A19

A19 — Miliary tuberculosis

Non-billable headerICD-10-CM

A19 is a non-billable header ICD-10-CM code for miliary tuberculosis. It cannot be billed on its own: choose one of the more specific child codes below.

Includes

Conditions this code covers.

disseminated tuberculosis
generalized tuberculosis
tuberculous polyserositis

Risk adjustment

A19 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Code to one of these instead A19

5 child codes. Green means billable.

A19.0Acute miliary tuberculosis of a single specified site
A19.1Acute miliary tuberculosis of multiple sites
A19.2Acute miliary tuberculosis, unspecified
A19.8Other miliary tuberculosis
A19.9Miliary tuberculosis, unspecified

Questions about A19

Is A19 a billable ICD-10-CM code?: No. A19 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does A19 sit in the tabular list?: Certain infectious and parasitic diseases (A00-B99), in the block Tuberculosis (A15-A19).