I36 – Nonrheumatic tricuspid valve disorders

ICD-10-CM 2027 diagnosis code · Other forms of heart disease

Non-billable header

ICD-10-CM code I36
Code
I36 (claims format: I36)
Description
Nonrheumatic tricuspid valve disorders
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
9. Diseases of the circulatory system (I00-I99)
Block
I30-I5A Other forms of heart disease

Billable codes under I36

I36 is a header code and cannot be used on claims. Choose the most specific code:

Notes for I36

Excludes1 (not coded here):
  • 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.-)

Frequently asked questions

What is ICD-10 code I36?

I36 is the ICD-10-CM code for nonrheumatic tricuspid valve disorders, in the block I30-I5A (Other forms of heart disease).

Is I36 a billable code?

No. I36 is a header code with more specific child codes; report one of the billable codes listed above.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.