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ICD-10 Guide
ICD-10 CodesChapter 12: Diseases of the skin and subcutaneous tissueL86

L86

Billable

Keratoderma in diseases classified elsewhere

Chapter 12:Diseases of the skin and subcutaneous tissue

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 L86 is a billable code used to indicate a diagnosis of keratoderma in diseases classified elsewhere.

Key Diagnostic Point:

Keratoderma, classified under ICD-10 code L86, refers to a condition characterized by thickened skin (hyperkeratosis) that occurs as a secondary manifestation of various underlying diseases. Clinically, keratoderma presents as localized or diffuse areas of thickened skin, often affecting the palms and soles, but can also appear on other body parts. The condition can be associated with genetic disorders, autoimmune diseases, or infections. The anatomy involved primarily includes the epidermis, where keratinocytes proliferate excessively, leading to the characteristic thickening. Disease progression can vary; in some cases, it may remain stable, while in others, it can lead to significant discomfort, pain, or secondary infections. Diagnostic considerations include a thorough patient history, physical examination, and possibly skin biopsy to differentiate keratoderma from other dermatological conditions such as psoriasis or eczema. Understanding the underlying cause is crucial for effective management and treatment.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires differentiation from other skin disorders.
  • Treatment complexity: Management may involve addressing underlying conditions.
  • Documentation requirements: Detailed clinical notes are necessary to support diagnosis.
  • Coding specificity: Must ensure accurate coding to reflect the specific type of keratoderma.

Audit Risk Factors

  • Common coding errors: Misclassification with other skin disorders.
  • Documentation gaps: Incomplete patient history or lack of supporting evidence.
  • Billing challenges: Potential denials if documentation does not clearly establish the diagnosis.

Specialty Focus

Medical Specialties

Dermatology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Primary Care

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Keratoderma can significantly impact patient quality of life, leading to discomfort and potential complications such as infections. Understanding its epidemiology is crucial, as it may be associated with hereditary syndromes or systemic diseases, affecting population health. Quality measures may include monitoring treatment outcomes and patient satisfaction, while healthcare utilization patterns may reflect the need for dermatological consultations and ongoing management.

ICD-9 vs ICD-10

Keratoderma can significantly impact patient quality of life, leading to discomfort and potential complications such as infections. Understanding its epidemiology is crucial, as it may be associated with hereditary syndromes or systemic diseases, affecting population health. Quality measures may include monitoring treatment outcomes and patient satisfaction, while healthcare utilization patterns may reflect the need for dermatological consultations and ongoing management.

Reimbursement & Billing Impact

Reimbursement may depend on the specificity of the diagnosis and the completeness of the clinical documentation. Common denials can occur if the documentation does not clearly establish the relationship between keratoderma and any underlying conditions. Best practices include ensuring that all relevant patient history, examination findings, and treatment plans are thoroughly documented and that the coding accurately reflects the clinical scenario.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for L00-L99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by L86?

L86 encompasses keratoderma associated with various underlying conditions, including genetic syndromes like palmoplantar keratoderma, as well as secondary keratoderma resulting from systemic diseases such as psoriasis or autoimmune disorders.

When should L86 be used instead of related codes?

L86 should be used when the keratoderma is specifically identified as a manifestation of another disease, rather than when it is a primary diagnosis or when other specific skin conditions are present.

What documentation supports L86?

Documentation should include a detailed clinical history, physical examination findings, and any diagnostic tests performed, such as skin biopsies, to confirm the diagnosis and rule out other conditions.