I05 ICD-10-CM Code: Rheumatic mitral valve diseases
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
I05Rheumatic mitral valve diseases
ICD-10-CM diagnosis code · United States clinical modification
Where I05 sits
- 1
Chapter 9
Diseases of the circulatory system (I00-I99)
- 2
Section
Chronic rheumatic heart diseases (I05-I09)
- 3
Category I05
Rheumatic mitral valve diseases
- 4
Code I05
Rheumatic mitral valve diseases
Codes under I05
I05 is a non-billable category. Choose the child code that best matches the documented diagnosis.
Notes for this code
Inclusion terms
No inclusion terms are listed for I05.
Code first
No “code first” instruction is listed for I05.
Use additional code
No “use additional code” instruction is listed for I05.
Excludes1
Conditions that should not be reported together with this code.
- mitral valve disease specified as nonrheumatic (I34.-)
- mitral valve disease with aortic and/or tricuspid valve involvement (I08.-)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for I05.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code I05 mean?
I05 is the FY 2027 U.S. ICD-10-CM code for “Rheumatic mitral valve diseases.”
Is I05 a billable or specific ICD-10-CM code?
No. I05 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is I05 located in ICD-10-CM?
I05 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Chronic rheumatic heart diseases (I05-I09) (I05–I09), under category I05, Rheumatic mitral valve diseases.
What coding notes are listed for I05?
No inclusion terms are listed for I05 in this reference record. No code-first instruction is listed. Excludes1 notes: mitral valve disease specified as nonrheumatic (I34.-); mitral valve disease with aortic and/or tricuspid valve involvement (I08.-). No Excludes2 note is listed.