MCMedicalCodingSoftware
I05.0

I05.0: Rheumatic mitral stenosis

Billable / specific codeICD-10-CM

I05.0 is a billable, specific ICD-10-CM code for rheumatic mitral stenosis. It is valid for submission on a claim.

Check I05.0 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Mitral (valve) obstruction (rheumatic)

Excludes1 inherited from the categories above I05.0

A category’s note binds every code beneath it.

Written on I05: Rheumatic mitral valve diseases

  • mitral valve disease specified as nonrheumatic (I34.-)
  • mitral valve disease with aortic and/or tricuspid valve involvement (I08.-)

Other codes that can never be billed with I05.0

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • I34Nonrheumatic mitral valve disorders

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

I05.0 is named in 15 Medicare coverage policies: 15 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A56423Billing and Coding: Cardiology Non-emergent Outpatient Stress Testing
  • A56476Billing and Coding: Cardiac Radionuclide Imaging

Alphabetic index entries that lead here

  • Stenosis, stenotic›mitral(chronic) (inactive) (valve)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under I05

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.