ICD-10 Coding for Porokeratosis(D49.2, D49.2B, D49.2N)

Learn about the ICD-10 codes for porokeratosis, including documentation requirements and coding tips for accurate medical billing.

Also known as:
Disseminated Superficial Actinic PorokeratosisPorokeratosis of MibelliLinear Porokeratosis+1more
Related ICD-10 Code Ranges

Complete code families applicable to Porokeratosis

Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
L56.5Disseminated Superficial Actinic Porokeratosis
L85.2Keratosis punctata (palmaris et plantaris)
D49.2Neoplasm of uncertain behavior of skin

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

Essential facts and insights aboutPorokeratosis

Differential Codes

Alternative codes to consider when ruling out similar conditions

Actinic keratosisL57.0
Disseminated Superficial Actinic PorokeratosisL56.5

Documentation & Coding Risks

Avoid these common issues when documenting Porokeratosis.

Omitting lesion characteristics

Impact

Clinical: Inadequate clinical documentation., Regulatory: Potential non-compliance with coding standards., Financial: Risk of claim denials.

Mitigation

Ensure detailed lesion descriptions are included in notes., Verify biopsy results are documented if performed.

Using L57.0 for DSAP

Impact

Reimbursement: Claims may be denied if incorrect code is used., Compliance: Non-compliance with coding guidelines., Data Quality: Inaccurate clinical data reporting.

Mitigation

Ensure cornoid lamella is confirmed before coding as DSAP.

Confusing plantar porokeratosis with calluses

Impact

Reimbursement: Incorrect coding may lead to denied claims., Compliance: Potential audit issues., Data Quality: Misleading clinical data.

Mitigation

Document specific lesion characteristics and confirm with histopathology if needed.

Inaccurate lesion coding

Impact

Coding lesions without confirming type can lead to audits.

Mitigation

Ensure biopsy confirmation and detailed documentation.

Frequently Asked Questions