2026 ICD-10-CM Diagnosis Code L11Other acantholytic disorders

ICD-10-CM Codes›L00–L99›L10-L14›L11

ICD-10-CM L11
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

L11 is a non-billable ICD-10-CM category code for other acantholytic disorders, so it cannot be submitted on claims. Use a more specific code from this category instead, such as L11.0, L11.1, L11.8, and L11.9.

Code Identity

ICD-10-CM Code
L11
Billable Status
No — Non-Billable Category
Code Describes
Other acantholytic disorders
Chapter
L10-L14
Bullous disorders

Code Classification

ChapterL00–L99Diseases of the skin and subcutaneous tissue
SectionL10-L14Bullous disorders
CategoryL11Other acantholytic disorders
This CodeL11Other acantholytic disorders

Specific Coding for Other acantholytic disordersOverview

Non-specific codes like L11 require more characters. Use one of these billable codes instead:

  • Use L11.0 for Acquired keratosis follicularis

  • Use L11.1 for Transient acantholytic dermatosis [Grover]

  • Use L11.8 for Other specified acantholytic disorders

  • Use L11.9 for Acantholytic disorder, 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

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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 L11Overview

Is L11 (Other acantholytic disorders) a billable code?

No. This is a category header that groups the codes for other acantholytic disorders, and headers cannot be submitted on claims. Claims for other acantholytic disorders need a more specific code from this category, such as L11.0, L11.1, and L11.8.