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I50.31

✓ Billable

Acute diastolic (congestive) heart failure

Diseases of the circulatory system (I00-I99)

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❌ Excludes1

inherited from I50.3

Rules from parent category I50.3: Diastolic (congestive) heart failure

  • • combined systolic (congestive) and diastolic (congestive) heart failure (I50.4-)

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Code Information

CodeI50.31
BillableYes
ParentI50.3
CategoryDiseases of the circulatory system (I00-I99)
Excludes11 rule(s)
Excludes20 note(s)

Data Source

CMS ICD-10-CM 2026 Tabular List

Updated October 1, 2025 (FY2026)