2025 ICD-10-CM Diagnosis Code I36.8

Other nonrheumatic tricuspid valve disorders

  • I36.8 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 I36.8 became effective on October 1, 2024.
  • This is the American ICD-10-CM version of I36.8 – other international versions of ICD-10 I36.8 may differ.

The following code(s) above I36.8 contain annotation back-references

 that may be applicable to I36.8:

  • I00-I99  Diseases of the circulatory system
  • I36  Nonrheumatic tricuspid valve disorders

ICD-10-CM I36.8 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 I36.8 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

Diagnosis Index entries containing back-references to I36.8:

  • Atheroma, atheromatousI70.90 – see also Arteriosclerosis
    • tricuspid I36.8 (heart) (valve)
  • Endocarditis (chronic) (marantic) (nonbacterial) (thrombotic) (valvular) I38
    • tricuspid (chronic) (heart) (inactive) (rheumatic) (valve) (with chorea) I07.9
      • nonrheumatic I36.8
      • arteriosclerotic I36.8
      • specified cause, except rheumatic I36.8
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