2026 ICD-10-CM Diagnosis Code I06Rheumatic aortic valve diseases

ICD-10-CM Codes›I00–I99›I05-I09›I06

ICD-10-CM I06
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

I06 is a non-billable ICD-10-CM category code for rheumatic aortic valve diseases, so it cannot be submitted on claims. Use a more specific code from this category instead, such as I06.0, I06.1, I06.2, and I06.8.

Code Identity

ICD-10-CM Code
I06
Billable Status
No — Non-Billable Category
Code Describes
Rheumatic aortic valve diseases
Chapter
I05-I09
Chronic rheumatic heart diseases

Code Classification

ChapterI00–I99Diseases of the circulatory system
SectionI05-I09Chronic rheumatic heart diseases
CategoryI06Rheumatic aortic valve diseases
This CodeI06Rheumatic aortic valve diseases

Specific Coding for Rheumatic aortic valve diseasesOverview

Non-specific codes like I06 require more characters. Use one of these billable codes instead:

  • Use I06.0 for Rheumatic aortic stenosis

  • Use I06.1 for Rheumatic aortic insufficiency

  • Use I06.2 for Rheumatic aortic stenosis with insufficiency

  • Use I06.8 for Other rheumatic aortic valve diseases

  • Use I06.9 for Rheumatic aortic valve disease, unspecified

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • aortic valve disease not specified as rheumatic I35
  • aortic valve disease with mitral and/or tricuspid valve involvement I08

Patient EducationClinical

Heart Valve Diseases

Heart valve disease happens when one or more of your heart valves don't work well.

The full article covers:

  • What are heart valve diseases?
  • What are the types of heart valve diseases?
  • What causes heart valve diseases?
  • Who is more likely to develop heart valve diseases?
  • What are the symptoms of heart valve diseases?
  • What other problems can heart valve diseases cause?
  • How is heart valve disease diagnosed?
  • What are the treatments for heart valve diseases?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About I06Overview

Is I06 (Rheumatic aortic valve diseases) a billable code?

No. This is a category header that groups the codes for rheumatic aortic valve diseases, and headers cannot be submitted on claims. Claims for rheumatic aortic valve diseases need a more specific code from this category, such as I06.0, I06.1, and I06.2.