I35 ICD-10-CM Code: Nonrheumatic aortic valve disorders
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
I35Nonrheumatic aortic valve disorders
ICD-10-CM diagnosis code · United States clinical modification
Where I35 sits
- 1
Chapter 9
Diseases of the circulatory system (I00-I99)
- 2
Section
Other forms of heart disease (I30-I5A)
- 3
Category I35
Nonrheumatic aortic valve disorders
- 4
Code I35
Nonrheumatic aortic valve disorders
Codes under I35
I35 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 I35.
Code first
No “code first” instruction is listed for I35.
Use additional code
No “use additional code” instruction is listed for I35.
Excludes1
Conditions that should not be reported together with this code.
No Excludes1 note is listed for I35.
Excludes2
Conditions not included here that may be reported separately when present.
- aortic valve disorder of unspecified cause but with diseases of mitral and/or tricuspid valve(s) (I08.-)
- aortic valve disorder specified as congenital (Q23.0, Q23.1)
- aortic valve disorder specified as rheumatic (I06.-)
- hypertrophic subaortic stenosis (I42.1)
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 I35 mean?
I35 is the FY 2027 U.S. ICD-10-CM code for “Nonrheumatic aortic valve disorders.”
Is I35 a billable or specific ICD-10-CM code?
No. I35 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 I35 located in ICD-10-CM?
I35 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Other forms of heart disease (I30-I5A) (I30–I5A), under category I35, Nonrheumatic aortic valve disorders.
What coding notes are listed for I35?
No inclusion terms are listed for I35 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: aortic valve disorder of unspecified cause but with diseases of mitral and/or tricuspid valve(s) (I08.-); aortic valve disorder specified as congenital (Q23.0, Q23.1); aortic valve disorder specified as rheumatic (I06.-); hypertrophic subaortic stenosis (I42.1).