I05

Non-billable

Rheumatic mitral valve diseases

I05 is the ICD-10-CM code for Rheumatic mitral valve diseases. It is a non-billable category code — use a more specific child code such as I05.0 for billing.

Status
Header (non-billable)
Chapter
I00-I99
Subcodes
5
Edition
FY2026

I00-I99 Diseases of the circulatory system

Includes

  • conditions classifiable to both I05.0 and I05.2-I05.9, whether specified as rheumatic or not

Excludes1 — not coded here

  • mitral valve disease specified as nonrheumatic (I34.-)
  • mitral valve disease with aortic and/or tricuspid valve involvement (I08.-)

Frequently asked questions

What is ICD-10 code I05?
I05 is the ICD-10-CM code for "Rheumatic mitral valve diseases". It falls under I00-I99 Diseases of the circulatory system.
Is I05 a billable code?
No — I05 is a non-billable header code. Use a more specific child code (such as I05.0) for billing.
What are the subcodes of I05?
I05 has 5 more specific child codes, including I05.0, I05.1, I05.2.
What is excluded from I05?
Excludes1 (not coded here): mitral valve disease specified as nonrheumatic (I34.-); mitral valve disease with aortic and/or tricuspid valve involvement (I08.-).

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

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