I44 ATRIOVENTRICULAR AND LEFT BUNDLE-BRANCH BLOCK

Code Information

• Diagnosis Code: I44
• Short Description: Atrioventricular and left bundle-branch block
• Long Description: Atrioventricular and left bundle-branch block
• Code Version: 2025 ICD-10-CM

The code I44 is NOT VALID for claim submission

Code Classification

• Diseases of the circulatory system (I00–I99)
  • Other forms of heart disease (I30-I5A)
    • Atrioventricular and left bundle-branch block (I44)