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ICD-10 Coding for Scar(L90.5, L91.0, M24.5)

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Learn about ICD-10 coding for scars, including hypertrophic and keloid scars. Understand documentation requirements and avoid common coding pitfalls.

Also known as:
CicatrixFibrosis of SkinKeloid
Related ICD-10 Code Ranges

Complete code families applicable to Scar

L00-L99Primary Range

Diseases of the skin and subcutaneous tissue

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Code Comparison: When to Use Each Code

Compare key differences between these codes to ensure accurate selection

CodeDescription
L90.5Scar conditions and fibrosis of skin
L91.0Hypertrophic scar
Primary ICD-10-CM Codes
Scar conditions and fibrosis of skin
L90.5Billable
Differential Codes

Alternative codes to consider when ruling out similar conditions

Hypertrophic scarL91.0
Scar conditions and fibrosis of skinL90.5

Documentation & Coding Risks

Avoid these common issues when documenting Scar.

Using an active injury code for a healed scar

Impact

Clinical: Misleading clinical history, Regulatory: Non-compliance with coding standards, Financial: Potential claim denials

Mitigation

Review coding guidelines, Use sequela codes for healed injuries

Missing 7th character for sequela coding

Impact

Reimbursement: Incorrect DRG assignment, Compliance: Non-compliance with ICD-10 guidelines, Data Quality: Inaccurate patient records

Mitigation

Ensure the injury code includes the 7th character 'S' for sequela.

Sequela Coding

Impact

Failure to use the 7th character 'S' for sequela can lead to audit issues.

Mitigation

Educate coders on sequela coding rules.

Frequently Asked Questions

Related condition guides

Documentation requirements, coding pitfalls and FAQs for conditions coded with L90.5.