---
title: "ICD-10-CM I25.3: Aneurysm of heart | BillingBrief"
description: "ICD-10-CM code I25.3: Aneurysm of heart. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/i25.3/"
language: "en"
---

# I25.3 Aneurysm of heart

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Aneurysm of heart

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Also covers

-   Mural aneurysm
-   Ventricular aneurysm

### Excludes2

Not part of this code, but both can be coded when both are documented.

-   non-ischemic myocardial injury (I5A)

### Use additional code

Add a second code for the following, when documented.

-   code to identify:
-   chronic total occlusion of coronary artery ([I25.82](https://billingbrief.com/icd10/i25.82/))
-   exposure to environmental tobacco smoke (Z77.22)
-   history of tobacco dependence ([Z87.891](https://billingbrief.com/icd10/z87.891/))
-   occupational exposure to environmental tobacco smoke (Z57.31)
-   tobacco dependence (F17.-)
-   tobacco use ([Z72.0](https://billingbrief.com/icd10/z72.0/))

### Code also

A second code may be needed. Sequencing depends on the encounter.

-   the presence of hypertension ([I10](https://billingbrief.com/icd10/i10/)\-I1A)

## Related codes

-   [`I25.112` Atherosclerotic heart disease of native coronary artery with refractory angina pectoris ICD-10-CM](https://billingbrief.com/icd10/i25.112/)
-   [`I25.118` Atherosclerotic heart disease of native coronary artery with other forms of angina… ICD-10-CM](https://billingbrief.com/icd10/i25.118/)
-   [`I25.119` Atherosclerotic heart disease of native coronary artery with unspecified angina pectoris ICD-10-CM](https://billingbrief.com/icd10/i25.119/)
-   [`I25.2` Old myocardial infarction ICD-10-CM](https://billingbrief.com/icd10/i25.2/)
-   [`I25.41` Coronary artery aneurysm ICD-10-CM](https://billingbrief.com/icd10/i25.41/)
-   [`I25.42` Coronary artery dissection ICD-10-CM](https://billingbrief.com/icd10/i25.42/)
-   [`I25.5` Ischemic cardiomyopathy ICD-10-CM](https://billingbrief.com/icd10/i25.5/)
-   [`I25.6` Silent myocardial ischemia ICD-10-CM](https://billingbrief.com/icd10/i25.6/)

## Common questions

### Is I25.3 a billable code?

Yes. I25.3 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

I25 Chronic ischemic heart disease

Chapter

Diseases of the circulatory system

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).