2026 ICD-10-CM Diagnosis Code L90Atrophic disorders of skin

ICD-10-CM Codes›L00–L99›L80-L99›L90

ICD-10-CM L90
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

L90 is a non-billable ICD-10-CM category code for atrophic disorders of skin, so it cannot be submitted on claims. Use a more specific code from this category instead, such as L90.0, L90.1, L90.2, and L90.3.

Code Identity

ICD-10-CM Code
L90
Billable Status
No — Non-Billable Category
Code Describes
Atrophic disorders of skin
Chapter
L80-L99
Other disorders of the skin and subcutaneous tissue

Code Classification

ChapterL00–L99Diseases of the skin and subcutaneous tissue
SectionL80-L99Other disorders of the skin and subcutaneous tissue
CategoryL90Atrophic disorders of skin
This CodeL90Atrophic disorders of skin

Specific Coding for Atrophic disorders of skinOverview

Non-specific codes like L90 require more characters. Use one of these billable codes instead:

  • Use L90.0 for Lichen sclerosus et atrophicus

  • Use L90.1 for Anetoderma of Schweninger-Buzzi

  • Use L90.2 for Anetoderma of Jadassohn-Pellizzari

  • Use L90.3 for Atrophoderma of Pasini and Pierini

  • Use L90.4 for Acrodermatitis chronica atrophicans

  • Use L90.5 for Scar conditions and fibrosis of skin

  • Use L90.6 for Striae atrophicae

  • Use L90.8 for Other atrophic disorders of skin

  • Use L90.9 for Atrophic disorder of skin, unspecified

Patient EducationClinical

Skin Conditions

Your skin is your body's largest organ. It covers the entire outside of your body. There are many ways that your skin protects your body and helps keep you healthy. For example, it:

The full article covers:

  • What does your skin do?
  • What problems and conditions can affect your skin?
  • How can I keep my skin healthy?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About L90Overview

Is L90 (Atrophic disorders of skin) a billable code?

No. This is a category header that groups the codes for atrophic disorders of skin, and headers cannot be submitted on claims. Claims for atrophic disorders of skin need a more specific code from this category, such as L90.0, L90.1, and L90.2.