L55.9 Sunburn, unspecified

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 692.71 Sunburn (approximate)

Code annotations containing back-references to L55.9

Back-references to L55

• Type 1 Excludes: K13.0 Diseases of lips ("cheilitis due to radiation-related disorders (L55-L59)")
• Type 2 Excludes: L23 Allergic contact dermatitis ("radiation-related disorders of the skin and subcutaneous tissue (L55-L59)")
• Type 2 Excludes: L24 Irritant contact dermatitis ("radiation-related disorders of the skin and subcutaneous tissue (L55-L59)")
• Type 2 Excludes: L25 Unspecified contact dermatitis ("radiation-related disorders of the skin and subcutaneous tissue (L55-L59)")
• Type 1 Excludes: T66 Radiation sickness, unspecified ("radiation related disorders of the skin and subcutaneous tissue (L55-L59)")
• Type 1 Excludes: T66 Radiation sickness, unspecified ("sunburn (L55.-)")
• Type 1 Excludes: T67 Effects of heat and light ("radiation-related disorders of the skin and subcutaneous tissue (L55-L59)")
• Type 2 Excludes: T67 Effects of heat and light ("sunburn (L55.-)")
• Type 2 Excludes: X32 Exposure to sunlight ("radiation-related disorders of the skin and subcutaneous tissue (L55-L59)")

Diagnosis Index entries for L55.9

• Heat (effects) › burn
• Sunburn

Nearby codes

• L55 Sunburn
• L55.0 Sunburn of first degree
• L55.1 Sunburn of second degree
• L55.2 Sunburn of third degree
• L55.9 Sunburn, unspecified (this code)