I36

ICD-10Non-billable category

Nonrheumatic tricuspid valve disorders

Official ICD-10-CM descriptor (FY2026)

Nonrheumatic tricuspid valve disorders

I36 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

  • tricuspid valve disorders of unspecified cause (I07.-)
  • tricuspid valve disorders specified as congenital (Q22.4, Q22.8, Q22.9)
  • tricuspid valve disorders specified as rheumatic (I07.-)
  • tricuspid valve disorders with aortic and/or mitral valve involvement (I08.-)

More specific codes under I36

Where this code sits

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.

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