Is I44.3 a billable ICD-10-CM code?

No. I44.3 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does I44.3 sit in the tabular list?

Diseases of the circulatory system (I00-I99), in the block Other forms of heart disease (I30-I5A).

I44.3

I44.3 — Other and unspecified atrioventricular block

Non-billable headerICD-10-CM

I44.3 is a non-billable header ICD-10-CM code for other and unspecified atrioventricular block. It cannot be billed on its own: choose one of the more specific child codes below.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Atrioventricular block NOS

Risk adjustment

I44.3 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 I44.3

2 child codes. Green means billable.

Related codes at this level

Codes that share I44. If I44.3 is not quite right, the correct code is usually one of these.

Questions about I44.3

Is I44.3 a billable ICD-10-CM code?: No. I44.3 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does I44.3 sit in the tabular list?: Diseases of the circulatory system (I00-I99), in the block Other forms of heart disease (I30-I5A).