I51
Non-billableComplications and ill-defined descriptions of heart disease
I51 is the ICD-10-CM code for Complications and ill-defined descriptions of heart disease. It is a non-billable category code — use a more specific child code such as I51.0 for billing.
- Status
- Header (non-billable)
- Chapter
- I00-I99
- Subcodes
- 9
- Edition
- FY2026
I00-I99 Diseases of the circulatory system
Frequently asked questions
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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