ICD-10 Coding for Bicuspid Aortic Valve(Q23.81, I35.0)
Complete ICD-10-CM coding and documentation guide for Bicuspid Aortic Valve. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Bicuspid Aortic Valve
Q23.81Primary Range
Congenital malformations of aortic valve
Primary code for congenital bicuspid aortic valve without explicit congenital stenosis/regurgitation.
Nonrheumatic aortic valve disorders
Used for acquired stenosis/regurgitation unless explicitly documented as congenital.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| Q23.81 | Bicuspid aortic valve | Use when documenting congenital BAV without explicit congenital stenosis/regurgitation. |
|
| I35.0 | Nonrheumatic aortic (valve) stenosis | Use when stenosis is acquired and not explicitly congenital. |
|
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 bicuspid aortic valve
Essential facts and insights about Bicuspid Aortic Valve
Primary ICD-10-CM Codes for bicuspid aortic valve
Decision Criteria
clinical Criteria
- Imaging confirms BAV without acquired stenosis/regurgitation.
Applicable To
- Congenital bicuspid aortic valve
Excludes
- Rheumatic aortic valve disorders (I06-I08)
Clinical Validation Requirements
- Echocardiogram or imaging confirming BAV
- No acquired stenosis/regurgitation
Code-Specific Risks
- Incorrectly coding acquired stenosis as congenital
Coding Notes
- Ensure congenital nature is documented if using Q23.81.
I35.0 - Nonrheumatic aortic (valve) stenosis
Use when stenosis is acquired and not explicitly congenital.
Applicable To
- Acquired aortic stenosis
Excludes
- Congenital aortic stenosis (Q23.01)
Clinical Validation Requirements
- Documentation of acquired stenosis
- Imaging confirming stenosis
Coding Notes
Ensure acquired nature is documented if using I35.0.
Ancillary Codes
Additional codes that should be used in conjunction with the main diagnosis codes when applicable.
Encounter for cardiovascular screening for relatives of BAV probands
Z00.6Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Congenital aortic stenosis
Q23.01Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Bicuspid Aortic Valve to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code Q23.81.
Impact
Clinical: Misrepresentation of patient condition., Regulatory: Non-compliance with coding standards., Financial: Potential claim denials.
Mitigation Strategy
Educate providers on documentation standards, Use templates with required elements
Impact
Reimbursement: Incorrect coding may lead to denied claims., Compliance: Non-compliance with ICD-10 guidelines., Data Quality: Inaccurate clinical data representation.
Mitigation Strategy
Ensure documentation specifies congenital nature or use I35 codes.
Impact
Risk of incorrect coding due to lack of specificity.
Mitigation Strategy
Ensure detailed documentation and use of templates.
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 Bicuspid Aortic Valve, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Bicuspid Aortic Valve
Use these documentation templates to ensure complete and accurate documentation for Bicuspid Aortic Valve. These templates include all required elements for proper coding and billing.
Congenital Bicuspid Aortic Valve with Acquired Stenosis
Specialty: CardiologyRequired Elements
- Imaging results
- Severity of stenosis
- Congenital vs. acquired distinction
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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