I77.81
Non-billableAortic ectasia
I77.81 is the ICD-10-CM code for Aortic ectasia. It is a non-billable category code — use a more specific child code such as I77.810 for billing.
I00-I99 Diseases of the circulatory system
Includes
- •Ectasis aorta
Excludes1 — not coded here
- •aortic aneurysm and dissection (I71.-)
Frequently asked questions
- What is ICD-10 code I77.81?
- I77.81 is the ICD-10-CM code for "Aortic ectasia". It falls under I00-I99 Diseases of the circulatory system.
- Is I77.81 a billable code?
- No — I77.81 is a non-billable header code. Use a more specific child code (such as I77.810) for billing.
- What are the subcodes of I77.81?
- I77.81 has 4 more specific child codes, including I77.810, I77.811, I77.812.
- What is excluded from I77.81?
- Excludes1 (not coded here): aortic aneurysm and dissection (I71.-).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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