L85 ICD-10-CA category: Other epidermal thickening
L85 isn’t a code on its own. Choose one of the 6 codes beneath it, the one the documentation supports.
Official description
L85Other epidermal thickening
ICD-10-CA · Canada
Codes in L85
L85 isn’t a code on its own. Open the code that matches what the note documents.
Notes for L85
As CIHI prints them, with any note L85 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Hypertrophic disorders of skin (L91.-)
- 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 L85 sits
- 1ChapterChapter 12: Diseases of the skin and subcutaneous tissue (L00-L99)
- 2Block L80-L99Other disorders of the skin and subcutaneous tissue
- 3Category L85Other epidermal thickening
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
Is L85 a valid ICD-10-CA code?
No. L85 (Other epidermal thickening) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 6 codes; record the one the documentation supports.
Where is L85 in ICD-10-CA?
L85 sits under L80-L99 Other disorders of the skin and subcutaneous tissue, within Chapter 12: Diseases of the skin and subcutaneous tissue (L00-L99).
What coding notes apply to L85?
ICD-10-CA lists Excludes notes for L85, 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.
Codes beside L85
View L80-L99L80VitiligoL81Other disorders of pigmentationL82Seborrhoeic keratosisL83Acanthosis nigricansL84Corns and callositiesL86Keratoderma in diseases classified elsewhereL87Transepidermal elimination disordersL88Pyoderma gangrenosumL89Decubitus [pressure] ulcer and pressure areaL90Atrophic disorders of skinL91Hypertrophic disorders of skinL92Granulomatous disorders of skin and subcutaneous tissueL93Lupus erythematosusL94Other localized connective tissue disordersL95Vasculitis limited to skin, not elsewhere classifiedL97Ulcer of lower limb, not elsewhere classifiedL98Other disorders of skin and subcutaneous tissue, not elsewhere classifiedL99Other disorders of skin and subcutaneous tissue in diseases classified elsewhere