ICD-10-CM · Chapter 9 · I00–I99
I50.9
Heart failure, unspecified
Diseases of the circulatory system
Quick facts
- Code
- I50.9
- Type
- Billable code
- ICD-10-CM chapter
- Chapter 9 — Diseases of the circulatory system
- Category
- I50 — Heart failure
- Specificity
- 4 characters
How coders use this code
ICD-10-CM I50.9 is a billable, fully specified code, so it can be reported directly on a claim to document a diagnosis of heart failure, unspecified. Coders assign it when the chart documentation supports this level of detail, always matching to the most specific code available and verifying against the chapter-specific guidelines published annually by NCHS/CMS.
Related codes in I50
- I50Heart failure
- I50.1Left ventricular failure, unspecified
- I50.2Systolic (congestive) heart failure
- I50.20Unspecified systolic (congestive) heart failure
- I50.21Acute systolic (congestive) heart failure
- I50.22Chronic systolic (congestive) heart failure
- I50.23Acute on chronic systolic (congestive) heart failure
- I50.3Diastolic (congestive) heart failure
- I50.30Unspecified diastolic (congestive) heart failure
- I50.31Acute diastolic (congestive) heart failure
- I50.32Chronic diastolic (congestive) heart failure
- I50.33Acute on chronic diastolic (congestive) heart failure
- I50.4Combined systolic (congestive) and diastolic (congestive) heart failure
- I50.40Unspecified combined systolic (congestive) and diastolic (congestive) heart failure
- I50.41Acute combined systolic (congestive) and diastolic (congestive) heart failure
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