I44
I44: Atrioventricular and left bundle-branch block
Non-billable headerICD-10-CMleft
I44 is a non-billable header ICD-10-CM code for atrioventricular and left bundle-branch block. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
No CMS-HCC V28 category: this code does not change a RAF score.
Code history
Unchanged in every release from FY2024 to FY2027.
Code to one of these instead I44
8 child codes. Green means billable.
- I44.0Atrioventricular block, first degree
- I44.1Atrioventricular block, second degree
- I44.2Atrioventricular block, complete
- I44.3Other and unspecified atrioventricular block
- I44.4Left anterior fascicular block
- I44.5Left posterior fascicular block
- I44.6Other and unspecified fascicular block
- I44.7Left bundle-branch block, unspecified