Nonrheumatic aortic (valve) stenosis
- I35.0 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
- The 2025 edition of ICD-10-CM I35.0 became effective on October 1, 2024.
- This is the American ICD-10-CM version of I35.0 – other international versions of ICD-10 I35.0 may differ.
The following code(s) above I35.0 contain annotation back-references
that may be applicable to I35.0:
Approximate Synonyms
- Aortic stenosis, non-rheumatic
- Aortic valve sclerosis
- Aortic valve stenois
- Aortic valve stenosis
- Critical aortic stenosis (narrowing)
- Critical aortic valve stenosis
- Critical stenosis of aortic valve
Clinical Information
- A pathological constriction that can occur above (supravalvular stenosis), below (subvalvular stenosis), or at the aortic valve. It is characterized by restricted outflow from the left ventricle into the aorta.
- Constriction in the opening of the aortic valve or of the supravalvular or subvalvular regions.
- Narrowing of the orifice of the aortic valve or of the supravalvular or subvalvular regions.
ICD-10-CM I35.0 is grouped within Diagnostic Related Group(s) (MS-DRG v42.0):
- 306 Cardiac congenital and valvular disorders with mcc
- 307 Cardiac congenital and valvular disorders without mcc
Convert I35.0 to ICD-9-CMCode History
- 2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
- 2017 (effective 10/1/2016): No change
- 2018 (effective 10/1/2017): No change
- 2019 (effective 10/1/2018): No change
- 2020 (effective 10/1/2019): No change
- 2021 (effective 10/1/2020): No change
- 2022 (effective 10/1/2021): No change
- 2023 (effective 10/1/2022): No change
- 2024 (effective 10/1/2023): No change
- 2025 (effective 10/1/2024): No change
Code annotations containing back-references to I35.0:
- Code Also: Q23.81
Diagnosis Index entries containing back-references to I35.0:
- Stenosis, stenotic (cicatricial) – see also Stricture
- aortic (valve) I35.0
- specified cause NEC I35.0
- aortic (valve) I35.0