I34.0
Billable codeNonrheumatic mitral (valve) insufficiency
The ICD-10 code for nonrheumatic mitral (valve) insufficiency is I34.0.
Clinical notes
Code also
Two codes may be needed to fully describe a condition, but unlike Code First/Use Additional Code, the sequencing order is not mandated by convention.
- , if applicable:
- nonrheumatic mitral (valve) annulus calcification (I34.81)
Also known as
Alternate wording, synonyms, or specific conditions that fall under this code, listed to help confirm you've picked the right one.
- Nonrheumatic mitral (valve) incompetence NOS
- Nonrheumatic mitral (valve) regurgitation NOS
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 4240Approximate match
Associated MS-DRGs
I34.0 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.