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I28.1

Billable

Aneurysm of pulmonary artery

I28.1 is the ICD-10-CM code for Aneurysm of pulmonary artery. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
I00-I99
Parent
I28
Edition
FY2026

I00-I99 Diseases of the circulatory system

What this means — in plain language

MedlinePlus · NIH

An aneurysm is a bulge or "ballooning" in the wall of an artery. Arteries are blood vessels that carry oxygen-rich blood from the heart to other parts of the body. If an aneurysm grows large, it can burst and cause dangerous bleeding or even death. Most aneurysms occur in the aorta , the main artery that runs from the heart through the chest and abdomen. Aneurysms also can happen in arteries in the brain, heart and…

Read more about Aneurysms at MedlinePlus ↗

Source: U.S. National Library of Medicine (MedlinePlus). Informational only — not medical advice.

Excludes1 — not coded here

  • •congenital aneurysm (Q25.79)
  • •congenital arteriovenous aneurysm (Q25.72)

Frequently asked questions

What is ICD-10 code I28.1?
I28.1 is the ICD-10-CM code for "Aneurysm of pulmonary artery". It falls under I00-I99 Diseases of the circulatory system.
Is I28.1 a billable code?
Yes — I28.1 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from I28.1?
Excludes1 (not coded here): congenital aneurysm (Q25.79); congenital arteriovenous aneurysm (Q25.72).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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