2021 ICD-10-CM Codes for Atrioventricular and left bundle-branch block (I44)

ICD-10 Index
- Diseases of the circulatory system (I00–I99)
  - Other forms of heart disease (I30-I52)
    - - I44 - Atrioventricular and left bundle-branch block NON-BILLABLE CODE
      - I44.0 - Atrioventricular block, first degree BILLABLE CODE
      - I44.1 - Atrioventricular block, second degree BILLABLE CODE
      - I44.2 - Atrioventricular block, complete BILLABLE CODE
      - I44.3 - Other and unspecified atrioventricular block NON-BILLABLE CODE
      - I44.30 - Unspecified atrioventricular block BILLABLE CODE
      - I44.39 - Other atrioventricular block BILLABLE CODE
      - I44.4 - Left anterior fascicular block BILLABLE CODE
      - I44.5 - Left posterior fascicular block BILLABLE CODE
      - I44.6 - Other and unspecified fascicular block NON-BILLABLE CODE
      - I44.60 - Unspecified fascicular block BILLABLE CODE
      - I44.69 - Other fascicular block BILLABLE CODE
      - I44.7 - Left bundle-branch block, unspecified BILLABLE CODE