I36
⚠ Non-billable
Nonrheumatic tricuspid valve disorders
ICD-10-CM · FY2026 · Diseases of the Circulatory System
Code
I36
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Diseases of the Circulatory System
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.
Frequently asked questions
What is ICD-10 code I36?
ICD-10-CM code I36 represents Nonrheumatic tricuspid valve disorders. It is a non-billable header code requiring a more specific subcategory in the Diseases of the Circulatory System chapter, effective October 1, 2025 – September 30, 2026.
Is I36 billable?
No. I36 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is I36 in?
I36 belongs to the Diseases of the Circulatory System chapter (I00–I99) of ICD-10-CM.
Related codes in the I36 category
I36.0
Nonrheumatic tricuspid (valve) stenosis
Billable
I36.1
Nonrheumatic tricuspid (valve) insufficiency
Billable
I36.2
Nonrheumatic tricuspid (valve) stenosis with insufficiency
Billable
I36.8
Other nonrheumatic tricuspid valve disorders
Billable
I36.9
Nonrheumatic tricuspid valve disorder, unspecified
Billable
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