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ICD-10 Coding for Valve Heart Disease(I05.0, I35.0, Q23.81)

Complete ICD-10-CM coding and documentation guide for Valve Heart Disease. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

Valvular Heart DiseaseHeart Valve Disorder

Related ICD-10 Code Ranges

Complete code families applicable to Valve Heart Disease

Rheumatic heart diseases

Includes rheumatic valvular disorders, important for differentiating rheumatic from nonrheumatic conditions.

I34-I37Primary Range

Nonrheumatic valve disorders

Primary range for nonrheumatic valvular heart diseases, covering specific valve conditions.

Congenital malformations of cardiac septa and valves

Includes congenital valve disorders like bicuspid aortic valve.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
I05.0Rheumatic mitral stenosisUse when rheumatic origin is confirmed with specific echocardiographic findings.
  • Rheumatic origin confirmed by history/ASO titers
  • Echocardiogram showing mitral valve area ≤1.5 cm²
I35.0Nonrheumatic aortic stenosisUse for nonrheumatic aortic stenosis confirmed by calcification and echocardiographic criteria.
  • Calcific aortic valve with peak gradient ≥40 mmHg on echocardiogram
Q23.81Congenital bicuspid aortic valveUse for congenital bicuspid aortic valve confirmed by imaging.
  • Bicuspid aortic valve confirmed by TTE/TOE

Clinical Decision Support

Always review the patient's clinical documentation thoroughly. When in doubt, choose the more specific code and ensure documentation supports it.

Key Information: ICD-10 code for nonrheumatic aortic stenosis

Essential facts and insights about Valve Heart Disease

The ICD-10 code for nonrheumatic aortic stenosis is I35.0, used when calcific aortic stenosis is confirmed by echocardiographic findings.

Primary ICD-10-CM Codes for valve heart disease

Rheumatic mitral stenosis
Billable Code

Decision Criteria

clinical Criteria

  • Rheumatic history and echocardiographic findings

Applicable To

  • Rheumatic mitral stenosis

Excludes

  • Nonrheumatic mitral stenosis

Clinical Validation Requirements

  • Rheumatic origin confirmed by history/ASO titers
  • Echocardiogram showing mitral valve area ≤1.5 cm²

Code-Specific Risks

  • Misclassification if rheumatic origin is not confirmed.

Coding Notes

  • Ensure rheumatic origin is documented to avoid miscoding.

Ancillary Codes

Additional codes that should be used in conjunction with the main diagnosis codes when applicable.

Left ventricular failure

I50.1
Use with severe regurgitation or strain.

Presence of prosthetic heart valve

Z95.3
Use for post-replacement encounters.

Differential Codes

Alternative codes to consider when ruling out similar conditions to the primary diagnosis.

Nonrheumatic mitral stenosis

I34.0
Nonrheumatic origin confirmed by absence of rheumatic markers.

Rheumatic aortic stenosis

I05.0
Presence of rheumatic markers.

Nonrheumatic aortic stenosis

I35.0
Non-congenital origin.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Valve Heart Disease to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code I05.0.

Impact

Clinical: Leads to vague clinical records., Regulatory: Non-compliance with specificity requirements., Financial: Potential for denied claims due to lack of specificity.

Mitigation Strategy

Always confirm etiology and severity with diagnostic tests., Use specific codes whenever possible.

Impact

Reimbursement: Incorrect DRG assignment may affect reimbursement., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation Strategy

Verify etiology and use appropriate code range.

Impact

High risk of audit if unspecified codes are used without supporting documentation.

Mitigation Strategy

Ensure all valvular conditions are documented with specific etiology and severity.

Documentation errors, coding pitfalls, and audit risks are interconnected aspects of medical coding and billing. Addressing all three areas helps ensure accurate coding, optimal reimbursement, and regulatory compliance.

Frequently Asked Questions

Common questions about ICD-10 coding for Valve Heart Disease, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Valve Heart Disease

Use these documentation templates to ensure complete and accurate documentation for Valve Heart Disease. These templates include all required elements for proper coding and billing.

Assessment of valvular heart disease

Specialty: Cardiology

Required Elements

  • Etiology
  • Severity
  • Diagnostic tests

Example Documentation

Nonrheumatic aortic stenosis (peak gradient 65 mmHg, valve area 0.8 cm²) with NYHA Class III symptoms.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Aortic valve disease
Good Documentation Example
Nonrheumatic aortic stenosis (peak gradient 65 mmHg, valve area 0.8 cm²)
Explanation
The good example provides specific etiology and echocardiographic findings.

Need help with ICD-10 coding for Valve Heart Disease? Ask your questions below.

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