L85: Other epidermal thickening
Codes under L85 (Other epidermal thickening). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| L85.0 | Acquired ichthyosis | ✓ |
| L85.0 | Acquired ichthyosis | ✓ |
| L85.1 | Acquired keratosis [keratoderma] palmaris et plantaris | ✓ |
| L85.1 | Acquired keratosis [keratoderma] palmaris et plantaris | ✓ |
| L85.2 | Keratosis punctata (palmaris et plantaris) | ✓ |
| L85.2 | Keratosis punctata (palmaris et plantaris) | ✓ |
| L85.3 | Xerosis cutis | ✓ |
| L85.3 | Xerosis cutis | ✓ |
| L85.8 | Other specified epidermal thickening | ✓ |
| L85.8 | Other specified epidermal thickening | ✓ |
| L85.9 | Epidermal thickening, unspecified | ✓ |
| L85.9 | Epidermal thickening, unspecified | ✓ |
Frequently asked questions
What is ICD-10-CM code L85?
L85 is an ICD-10-CM category covering Other epidermal thickening. It contains 12 more specific diagnosis codes, 12 of which are billable.
Is L85 a billable code?
No — L85 is a category header and isn't billable on its own. Code to the highest level of specificity using one of its subcodes (for example L85.0 — Acquired ichthyosis). 12 of the 12 codes under L85 are billable.
What codes fall under L85?
L85 includes L85.0, L85.0, L85.1, L85.1, L85.2, plus 7 more. See the full list with descriptions and billable status above.
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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