I44.2 — Atrioventricular block, complete
I44.2 is a billable, specific ICD-10-CM code for atrioventricular block, complete. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Complete heart block NOS
- Third degree block
Risk adjustment
I44.2 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 238 Specified Heart Arrhythmias0.299 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
I44.2 is named in 32 Medicare coverage policies — 32 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52423Billing and Coding: Infliximab and biosimilars
- A54831Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemaker
- A54909Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemakers
- A54926Billing and Coding: Single Chamber and Dual Chamber Permanent Cardiac Pacemakers
How I44.2 is indexed
Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to I44.2.
- Lenegre's disease
- Lev's disease or syndrome(acquired complete heart block)
- Rytand-Lipsitch syndrome
- Block, blocked›third degree
- Disease, diseased›Lenegre's
- Disease, diseased›Lev's(acquired complete heart block)
- Rhythm›idioventricular
- Syndrome›Lev's
- Syndrome›Rytand-Lipsitch
- Block, blocked›atrioventricular›complete
- Block, blocked›atrioventricular›third degree
- Block, blocked›atrioventricular›with atrioventricular dissociation
Related codes at this level
Codes that share I44. If I44.2 is not quite right, the correct code is usually one of these.
Questions about I44.2
- Is I44.2 a billable ICD-10-CM code?
- Yes. I44.2 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does I44.2 sit in the tabular list?
- Diseases of the circulatory system (I00-I99), in the block Other forms of heart disease (I30-I5A).