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ICD-10 Coding for Melanocytic Nevus(D22.4, D22.5)

Complete ICD-10-CM coding and documentation guide for Melanocytic Nevus. Includes clinical validation requirements, documentation requirements, and coding pitfalls.

Also known as:

MolePigmented Nevus

Related ICD-10 Code Ranges

Complete code families applicable to Melanocytic Nevus

D22Primary Range

Melanocytic nevi

This range includes codes for melanocytic nevi based on anatomical location.

Congenital non-neoplastic nevus

This code is used for congenital nevi, which can be coded alongside D22 if acquired features develop.

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescriptionWhen to UseKey Documentation
D22.4Melanocytic nevi of scalp and neckUse when a benign melanocytic nevus is confirmed on the scalp or neck.
  • Photographic documentation of scalp/neck location
  • Dermatopathology report stating 'benign melanocytic proliferation'
D22.5Melanocytic nevi of trunkUse for benign melanocytic nevi located on the trunk.
  • Documentation of nevus on trunk
  • Histopathology confirming benign nature

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 melanocytic nevus

Essential facts and insights about Melanocytic Nevus

The ICD-10 code for melanocytic nevus is D22, with subcategories like D22.4 for scalp and neck.

Primary ICD-10-CM Codes for melanocytic nevus

Melanocytic nevi of scalp and neck
Billable Code

Decision Criteria

clinical Criteria

  • Confirmed benign nevus on scalp or neck

documentation Criteria

  • Location and benign nature documented

Applicable To

  • Benign melanocytic nevus of scalp
  • Benign melanocytic nevus of neck

Excludes

  • Congenital non-neoplastic nevus (Q82.5)

Clinical Validation Requirements

  • Photographic documentation of scalp/neck location
  • Dermatopathology report stating 'benign melanocytic proliferation'

Code-Specific Risks

  • Incorrectly coding congenital nevi under D22.4

Coding Notes

  • Ensure specific location is documented to avoid defaulting to unspecified codes.

Ancillary Codes

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

Encounter for examination of skin

Z01.2
Use for screening visits without a definitive diagnosis.

Differential Codes

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

Neoplasm of uncertain behavior of skin

D48.5
Use D48.5 if pathology shows atypical features with uncertain malignant potential.

Documentation & Coding Risks

Avoid these common documentation and coding issues when documenting Melanocytic Nevus to ensure proper reimbursement, maintain compliance, and reduce audit risk. These guidelines are particularly important when using ICD-10 code D22.4.

Impact

Clinical: May lead to inappropriate treatment decisions., Regulatory: Increases risk of audits and compliance issues., Financial: Potential for claim denials or reduced reimbursement.

Mitigation Strategy

Ensure documentation includes specific site details, Review histopathology reports before coding

Impact

Reimbursement: Incorrect coding may lead to claim denials., Compliance: Non-compliance with ICD-10 coding rules., Data Quality: Inaccurate data on congenital conditions.

Mitigation Strategy

Use Q82.5 for congenital nevi unless acquired features develop.

Impact

High audit risk when using unspecified codes without justification.

Mitigation Strategy

Document specific site and characteristics of nevi.

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 Melanocytic Nevus, with expert answers to help guide accurate code selection and documentation.

Documentation Templates for Melanocytic Nevus

Use these documentation templates to ensure complete and accurate documentation for Melanocytic Nevus. These templates include all required elements for proper coding and billing.

Excision of Melanocytic Nevus

Specialty: Dermatology

Required Elements

  • Location
  • Size
  • Morphology
  • Border characteristics
  • Pigmentation
  • Pathology correlation

Example Documentation

7 mm tan papule with regular borders on left posterior shoulder, biopsy-confirmed intradermal melanocytic nevus.

Examples: Poor vs. Good Documentation

Poor Documentation Example
Removed suspicious mole
Good Documentation Example
Excised 8mm dark papule with asymmetric borders from left scapular region, pathology confirms dysplastic compound nevus with severe atypia.
Explanation
The good example provides specific details about the lesion and pathology results, supporting accurate coding.

Need help with ICD-10 coding for Melanocytic Nevus? Ask your questions below.

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