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I44.0

✓ Billable

Atrioventricular block, first degree

Diseases of the circulatory system (I00-I99)

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✅ No additional coding notes for I44.0

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Code Information

CodeI44.0
BillableYes
ParentI44
CategoryDiseases of the circulatory system (I00-I99)
Excludes10 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)