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L85 Other epidermal thickening

ICD-10-CM category L85 sits in Chapter 12 (Diseases of the skin and subcutaneous tissue, L00-L99). It contains 6 billable codes for FY2027, effective October 1, 2026 to September 30, 2027. Always code to the most specific code available: a code with more characters that describes the diagnosis more precisely takes priority over a shorter one.

Billable codes in L85

CodeDescription
L85.0Acquired ichthyosis
L85.1Acquired keratosis [keratoderma] palmaris et plantaris
L85.2Keratosis punctata (palmaris et plantaris)
L85.3Xerosis cutis
L85.8Other specified epidermal thickening
L85.9Epidermal thickening, unspecified

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