ICD-10-CM I25.4: Coronary artery aneurysm and dissection

ICD-10-CM Diagnosis Code (2025)

Official Description for I25.4

Coronary artery aneurysm and dissection

Coding Notes & Guidelines for I25.4

Excludes1: Not Coded Here

congenital coronary (artery) aneurysm (Q24.5)

Inclusion Terms

Coronary arteriovenous fistula, acquired

Parent Code (Less Specific):

About ICD-10-CM Code I25.4 (Coronary artery aneurysm and dissection)

ICD-10-CM code I25.4 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM I25.4 became effective on October 1, 2024.

This page provides detailed information about I25.4 - Coronary artery aneurysm and dissection. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Coronary artery aneurysm and dissection.