Sunburn (L55) ICD-10-CM
The L55 code range covers sunburn with 5 ICD-10-CM diagnosis codes. 4 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
Codes in the L55 Range 5 codes · 4 billable
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the L55 range.
Sunburn
An injury to the skin causing erythema, tenderness, and sometimes blistering and resulting from excessive exposure to the sun. The reaction is produced by the ultraviolet radiation in sunlight.
About the L55 Code Range
The ICD-10 code for sunburn covers various degrees of skin damage caused by overexposure to sunlight or other electromagnetic radiation. These codes help specify the severity, ranging from first-degree to third-degree sunburns, or cases where the degree is unspecified.
The L55 section details sunburn conditions, with L55.0 identifying first-degree sunburn, also known as solar erythema, which involves redness and mild inflammation. L55.1 refers to second-degree sunburn, where blistering and more significant skin damage occur. L55.2 captures third-degree sunburn, the most severe form, involving deep skin injury. The code L55.9 is used when the sunburn degree is not specified. These distinctions are vital for accurate coding in cases of overexposure effects and help healthcare professionals document the specific condition precisely for treatment and billing.
Questions About This Page
How many billable codes are in the L55 range?
Of the 5 codes in this range, 4 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the L55 range classify?
The range classifies sunburn. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
