ICD-10 Coding for Vulva Lesion(N90.0, N90.1, D07.1)
Complete ICD-10-CM coding and documentation guide for Vulva Lesion. Includes clinical validation requirements, documentation requirements, and coding pitfalls.
Also known as:
Related ICD-10 Code Ranges
Complete code families applicable to Vulva Lesion
N90.0-N90.1Primary Range
Noninflammatory disorders of vulva and perineum
Covers benign and dysplastic lesions of the vulva, including mild and moderate dysplasia.
Carcinoma in situ of vulva
Used for carcinoma in situ of the vulva, indicating pre-invasive cancer.
Code Comparison: When to Use Each Code
Compare key differences between these codes to ensure accurate selection
| Code | Description | When to Use | Key Documentation |
|---|---|---|---|
| N90.0 | Mild vulvar dysplasia | Use for histologically confirmed mild dysplasia of the vulva. |
|
| N90.1 | Moderate vulvar dysplasia | Use for histologically confirmed moderate dysplasia of the vulva. |
|
| D07.1 | Carcinoma in situ of vulva | Use for histologically confirmed carcinoma in situ of the vulva. |
|
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 vulva lesion
Essential facts and insights about Vulva Lesion
Primary ICD-10-CM Codes for vulva lesion
Decision Criteria
clinical Criteria
- Biopsy shows mild dysplastic changes
Applicable To
- Mild dysplasia of vulva
Excludes
- Carcinoma in situ of vulva (D07.1)
Clinical Validation Requirements
- Histopathological confirmation of mild dysplasia
- Absence of invasive cancer features
Code-Specific Risks
- Misclassification if not confirmed by biopsy
Coding Notes
- Ensure biopsy results confirm mild dysplasia before coding.
N90.1 - Moderate vulvar dysplasia
Use for histologically confirmed moderate dysplasia of the vulva.
Applicable To
- Moderate dysplasia of vulva
Excludes
- Carcinoma in situ of vulva (D07.1)
Clinical Validation Requirements
- Histopathological confirmation of moderate dysplasia
- Absence of invasive cancer features
Coding Notes
Ensure biopsy results confirm moderate dysplasia before coding.
D07.1 - Carcinoma in situ of vulva
Use for histologically confirmed carcinoma in situ of the vulva.
Applicable To
- Vulvar intraepithelial neoplasia (VIN) III
Excludes
- Invasive vulvar cancer (C51.x)
Clinical Validation Requirements
- Histopathological confirmation of carcinoma in situ
- No evidence of stromal invasion
Coding Notes
Ensure biopsy results confirm carcinoma in situ before coding.
Differential Codes
Alternative codes to consider when ruling out similar conditions to the primary diagnosis.
Documentation & Coding Risks
Avoid these common documentation and coding issues when documenting Vulva Lesion to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code N90.0.
Impact
Clinical: Inadequate clinical information for treatment planning., Regulatory: Non-compliance with documentation standards., Financial: Potential claim denials due to insufficient documentation.
Mitigation Strategy
Always document lesion size and margins.
Impact
Reimbursement: Incorrect code selection may lead to denied claims., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.
Mitigation Strategy
Use excision codes (11420-11426) for lesions ≤3 cm with margins ≤0.5 cm.
Impact
Using vulvectomy codes for small lesions can trigger audits.
Mitigation Strategy
Ensure lesion size and margins are documented to support code choice.
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 Vulva Lesion, with expert answers to help guide accurate code selection and documentation.
Documentation Templates for Vulva Lesion
Use these documentation templates to ensure complete and accurate documentation for Vulva Lesion. These templates include all required elements for proper coding and billing.
Excision of Vulvar Lesion
Specialty: GynecologyRequired Elements
- Lesion size and location
- Margin measurements
- Closure technique
Example Documentation
Examples: Poor vs. Good Documentation
Poor Documentation Example
Good Documentation Example
Explanation
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