Exfoliative dermatitis (L26) ICD-10-CM
The L26 code range covers exfoliative dermatitis with 1 ICD-10-CM diagnosis codes. 1 of them are billable and valid for claim submission in fiscal year 2026, and the category headers group them but cannot themselves be billed.
Inclusion Terms
These terms are the conditions for which that code is to be used. The terms may be synonyms of the code title, or, in the case of "other specified" codes, the terms are a list of the various conditions assigned to that code. The inclusion terms are not necessarily exhaustive. Additional terms found only in the Alphabetic Index may also be assigned to a code.
- Hebra's pityriasis
Type 1 Excludes
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
- Ritter's disease L00
Codes in the L26 Range 1 codes · 1 billable
- L26 Exfoliative dermatitis
Clinical Terms in This Code Range
Definitions from the National Library of Medicine for conditions coded in the L26 range.
Pityriasis Rubra Pilaris
A chronic skin disease characterized by small follicular papules, disseminated reddish-brown scaly patches, and often, palmoplantar hyperkeratosis. The papules are about the size of a pin and topped by a horny plug.
About the L26 Code Range
ICD-10 code L26 is used to classify exfoliative dermatitis, a severe inflammatory skin condition characterized by widespread redness and peeling. This code specifically identifies cases where the skin’s outer layers extensively peel off, affecting large areas of the body.
Exfoliative dermatitis, also known by various terms such as generalized exfoliative contact dermatitis, pityriasis rubra pilaris, and subacute generalized exfoliative dermatitis, involves inflammation that leads to scaling and shedding of the skin. The ICD-10 code L26 covers not only idiopathic forms but also those caused by drug reactions or underlying diseases, often referred to as drug-induced desquamation of skin. This differentiation helps coders accurately capture conditions ranging from chronic generalized exfoliative dermatitis to focal symptoms like recurrent focal palmar peeling. Knowing these synonyms assists healthcare providers and coders in selecting the precise code for this uncommon but serious skin disorder in medical records and billing.
Questions About This Page
How many billable codes are in the L26 range?
Of the 1 codes in this range, 1 are billable and valid for claim submission from October 1, 2025 through September 30, 2026. Category header codes group them but cannot be reported on claims.
What does the L26 range classify?
The range classifies exfoliative dermatitis. Each code links to its own reference page with billing status, MS-DRG grouping, coding notes, and clinical information.
Related References
Source: CMS FY 2026 ICD-10-CM Tabular List and order file, effective October 1, 2025 through September 30, 2026.
