L43.0

ICD-10Billable

Hypertrophic lichen planus

Official ICD-10-CM descriptor (FY2026)

Hypertrophic lichen planus

L43.0 is valid for submission on a claim — CMS flags it as a billable, specific code.

Related codes in L43

L43.1Bullous lichen planus
L43.2Lichenoid drug reaction
L43.3Subacute (active) lichen planus
L43.8Other lichen planus
L43.9Lichen planus, unspecified

Where this code sits

Chapter: 12. Diseases of the skin and subcutaneous tissue (L00-L99)
Block: Papulosquamous disorders (L40-L45)
Parent code: L43

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Source

ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.