ICD-10-CM Tabular Index · Chapter 12 · FY 2027 L11

Other acantholytic disorders (L11) ICD-10-CM

The L11 code range covers other acantholytic disorders with 5 ICD-10-CM diagnosis codes. 4 of them are billable and valid for claim submission in fiscal year 2027, and the category headers group them but cannot themselves be billed.

✓ Built from the official CMS FY 2027 datasetEffective Oct 1, 2026 – Sep 30, 2027
5
Diagnosis Codes
4
Billable Codes
L11
Code Range
L10–L14
Parent Section
ICD-10-CM

Codes in the L11 Range 5 codes · 4 billable

5 of 5 shown
  • L11 Other acantholytic disordersNon-billable
  • L11.0 Acquired keratosis follicularis
  • L11.1 Transient acantholytic dermatosis [Grover]
  • L11.8 Other specified acantholytic disorders
  • L11.9 Acantholytic disorder, unspecified

Clinical Terms in This Code Range

Definitions from the National Library of Medicine for conditions coded in the L11 range.

Acantholysis

Separation of the prickle cells of the stratum spinosum of the epidermis, resulting in atrophy of the prickle cell layer. It is seen in diseases such as pemphigus vulgaris (see PEMPHIGUS) and DARIER DISEASE.

About the L11 Code Range

These skin conditions sit within the bullous disorders group. The subdivisions distinguish L11.0, acquired keratosis follicularis, from L11.1, transient acantholytic dermatosis, also called Grover's disease.

L11.8 identifies other specified acantholytic disorders, while L11.9 identifies an unspecified acantholytic disorder.

Questions About This Page

How many billable codes are in the L11 range?

Of the 5 codes in this range, 4 are billable and valid for claim submission from October 1, 2026 through September 30, 2027. Category header codes group them but cannot be reported on claims.

What does the L11 range classify?

The range classifies other acantholytic disorders. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.

Related References

Source: CMS FY 2027 ICD-10-CM Tabular List and order file, effective October 1, 2026 through September 30, 2027.