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Home/Diagnosis/ICD-10 Coding for Mitral Valve Stenosis

ICD-10 Coding for Mitral Valve Stenosis

I34.2
I05.0
Q23.2

Complete ICD-10-CM coding and documentation guide for icd-10 coding for mitral valve stenosis includes clinical validation requirements, medical necessity guidelines, and coding policies.

Also Known as:
Mitral Stenosis
MS
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Key Information: ICD-10 Coding for Mitral Valve Stenosis

Essential facts and insights about ICD-10 Coding for Mitral Valve Stenosis

Use ICD-10 code I34.2 for nonrheumatic mitral (valve) stenosis, ensuring proper documentation in clinical notes.

Primary ICD-10-CM Codes

Nonrheumatic mitral (valve) stenosis

Billable Code
I34.2
Billable

Diagnostic Criteria

clinical:
  • • Echocardiogram findings with valve area ≤2.5 cm²
documentation:
  • • No history of rheumatic fever

Applicable To

  • • Degenerative mitral stenosis
  • • Calcific mitral stenosis

Important Notes

  • • Ensure documentation explicitly states 'nonrheumatic' to avoid miscoding.

Rheumatic mitral stenosis

Billable Code
I05.0
Billable

Applicable To

  • • Rheumatic mitral valve stenosis

Important Notes

  • • Ensure documentation specifies 'rheumatic' to avoid miscoding.

Congenital mitral stenosis

Billable Code
Q23.2
Billable

Applicable To

  • • Parachute mitral valve
  • • Hypoplastic mitral valve

Important Notes

  • • Ensure documentation specifies congenital nature to avoid miscoding.
Ancillary Codes

Additional codes that may be used with this diagnosis

I50.21

Acute systolic heart failure

Use if heart failure is present due to mitral stenosis.

Frequently Asked Questions

What is the ICD-10 code for nonrheumatic mitral valve stenosis?

The ICD-10 code for nonrheumatic mitral valve stenosis is I34.2. It is used when the stenosis is confirmed as nonrheumatic through clinical documentation.

How to differentiate rheumatic and nonrheumatic mitral stenosis?

Rheumatic mitral stenosis (I05.0) is associated with a history of rheumatic fever, while nonrheumatic (I34.2) is not. Documentation must specify etiology.

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