L55.9 ICD-10-CA code: Sunburn, unspecified
L55.9 is the ICD-10-CA code for “Sunburn, unspecified” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.
Official description
L55.9Sunburn, unspecified
Short description: Sunburn unspecified
ICD-10-CA · Canada · Also written L559
Index terms
Entries in CIHI’s alphabetical index that lead to L55.9. Searching the index by the condition the note names is how coders reach this code.
- Sunburn
- Heat (effects), sunburn
Notes for L55.9
As CIHI prints them, with any note L55.9 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)lipomelanotic reticulosis (I89.8)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)systemic connective tissue disorders (M30-M36)From Chapter 12: Diseases of the skin and subcutaneous tissue (L00-L99)
Where L55.9 sits
- 1ChapterChapter 12: Diseases of the skin and subcutaneous tissue (L00-L99)
- 2Block L55-L59Radiation-related disorders of the skin and subcutaneous tissue
- 3Category L55Sunburn
- 4Valid code L55.9Sunburn, unspecified
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
What does ICD-10-CA code L55.9 mean?
L55.9 is the ICD-10-CA code for “Sunburn, unspecified” in CIHI’s ICD-10-CA FY 2026–2027 release.
Where is L55.9 in ICD-10-CA?
L55.9 sits under L55 Sunburn, within L55-L59 Radiation-related disorders of the skin and subcutaneous tissue, within Chapter 12: Diseases of the skin and subcutaneous tissue (L00-L99).
What coding notes apply to L55.9?
ICD-10-CA lists Excludes notes for L55.9, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.