Is L55.9 a billable ICD-10 code?

Yes. L55.9 (Sunburn, unspecified) is billable and can be used for insurance claims. Always verify payer-specific requirements.

L55.9 ✓ Billable

Sunburn, unspecified

Q: What is ICD-10 code L55.9?

ICD-10-CM code L55.9 stands for "Sunburn, unspecified". It is a billable code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective FY2026 (Oct 1, 2025 – Sep 30, 2026).

ICD-10-CM · FY2026 · Diseases of the Skin and Subcutaneous Tissue

Code

L55.9

System

ICD-10-CM

Billable

Yes — valid for submission

Effective

FY2026

Chapter

Diseases of the Skin and Subcutaneous Tissue

Source

CMS / CDC NCHS

⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Frequently asked questions

What is ICD-10 code L55.9?

ICD-10-CM code L55.9 represents Sunburn, unspecified. It is a billable diagnosis code in the Diseases of the Skin and Subcutaneous Tissue chapter, effective October 1, 2025 – September 30, 2026.

Is L55.9 billable?

Yes. L55.9 is a valid billable ICD-10-CM code for insurance claims and clinical documentation.

What chapter is L55.9 in?

L55.9 belongs to the Diseases of the Skin and Subcutaneous Tissue chapter (L00–L99) of ICD-10-CM.

Related codes in the L55 category

L55 Sunburn Non-billable L55.0 Sunburn of first degree Billable L55.1 Sunburn of second degree Billable L55.2 Sunburn of third degree Billable

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