2025 ICD-10-CM Diagnosis Code I35

Nonrheumatic aortic valve disorders

  • I35 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2025 edition of ICD-10-CM I35 became effective on October 1, 2024.
  • This is the American ICD-10-CM version of I35 – other international versions of ICD-10 I35 may differ.

Code Also

  • , if applicable, bicuspid aortic valve (Q23.81)

Type 2 Excludes

  • 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)

The following code(s) above I35 contain annotation back-references

 that may be applicable to I35:

  • I00-I99  Diseases of the circulatory system

Code 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:

  • Code First: I5A
  • Type 1 Excludes: I06
  • Type 2 Excludes: I08
error: Content is protected !!