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I38

Billable

Endocarditis, valve unspecified

I38 is the ICD-10-CM code for Endocarditis, valve unspecified. It is a billable, specific code valid for reimbursement.

Status
Billable
Chapter
I00-I99
Edition
FY2026

I00-I99 Diseases of the circulatory system

Includes

  • •endocarditis (chronic) NOS
  • •valvular incompetence NOS
  • •valvular insufficiency NOS
  • •valvular regurgitation NOS
  • •valvular stenosis NOS
  • •valvulitis (chronic) NOS

Excludes1 — not coded here

  • •congenital insufficiency of cardiac valve NOS (Q24.8)
  • •congenital stenosis of cardiac valve NOS (Q24.8)
  • •endocardial fibroelastosis (I42.4)
  • •endocarditis specified as rheumatic (I09.1)

Frequently asked questions

What is ICD-10 code I38?
I38 is the ICD-10-CM code for "Endocarditis, valve unspecified". It falls under I00-I99 Diseases of the circulatory system.
Is I38 a billable code?
Yes — I38 is a billable, specific ICD-10-CM code valid for reimbursement.
What is excluded from I38?
Excludes1 (not coded here): congenital insufficiency of cardiac valve NOS (Q24.8); congenital stenosis of cardiac valve NOS (Q24.8); endocardial fibroelastosis (I42.4); endocarditis specified as rheumatic (I09.1).

Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.

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