L90.0 Lichen sclerosus et atrophicus

Billable ICD-10-CM code, FY2026.

Excludes2 (not included here)

• lichen sclerosus of external female genital organs (N90.4)
• lichen sclerosus of external male genital organs (N48.0)

MS-DRG index

Defines the logic of DRG(s) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 701.0 Circumscribed scleroderma (approximate)

Diagnosis Index entries for L90.0

• Disease, diseased › white-spot, meaning lichen sclerosus et atrophicus
• Lichen › albus
• Lichen › atrophicus
• Lichen › sclerosus (et atrophicus)

Nearby codes

• L90 Atrophic disorders of skin
• L90.0 Lichen sclerosus et atrophicus (this code)
• L90.1 Anetoderma of Schweninger-Buzzi
• L90.2 Anetoderma of Jadassohn-Pellizzari
• L90.3 Atrophoderma of Pasini and Pierini
• L90.4 Acrodermatitis chronica atrophicans
• L90.5 Scar conditions and fibrosis of skin