ICD-10-CM > L00-L99 > L80-L99 > L85 L85 Other epidermal thickening Non-Billable/Non-Specific Type 2 Excludes hypertrophic disorders of the skin (L91.-) Codes L85.0Acquired ichthyosisL85.1Acquired keratosis [keratoderma] palmaris et plantarisL85.2Keratosis punctata (palmaris et plantaris)L85.3Xerosis cutisL85.8Other specified epidermal thickeningL85.9Epidermal thickening, unspecified