ICD-10-CM I79: Disorders of arteries, arterioles and capillaries in diseases classified elsewhere

ICD-10-CM Diagnosis Code (2025)

Official Description for I79

Disorders of arteries, arterioles and capillaries in diseases classified elsewhere

Coding Notes & Guidelines for I79

Excludes1: Not Coded Here

syphilitic aneurysm (A52.01)

Excludes1: Not Coded Here

syphilitic aortitis (A52.02)

Excludes1: Not Coded Here
  • diabetic (peripheral) angiopathy (E08-E13 with .51-.52)
  • syphilitic endarteritis (A52.09)
  • tuberculous endarteritis (A18.89)
Code First

underlying disease

Code First

underlying disease

Code First
  • underlying disease, such as:
  • amyloidosis (E85.-)

Child Codes (More Specific Codes for I79):

I79.0 - Aneurysm of aorta in diseases classified elsewhere I79.1 - Aortitis in diseases classified elsewhere I79.8 - Other disorders of arteries, arterioles and capillaries in diseases classified elsewhere

About ICD-10-CM Code I79 (Disorders of arteries)

ICD-10-CM code I79 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 I79 became effective on October 1, 2024.

This page provides detailed information about I79 - Disorders of arteries, arterioles and capillaries in diseases classified elsewhere. 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 Disorders of arteries related to arterioles and capillaries in diseases classified elsewhere.