I45.3

✓ Billable

Trifascicular block

Diseases of the circulatory system (I00-I99)

✅ No additional coding notes for I45.3

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Code Information

CodeI45.3

BillableYes

ParentI45

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)