R23.4

ICD-10Billable

Changes in skin texture

Official ICD-10-CM descriptor (FY2026)

Changes in skin texture

R23.4 is valid for submission on a claim — CMS flags it as a billable, specific code.

Inclusion terms

Desquamation of skin
Induration of skin
Scaling of skin

Excludes1

Not coded here. An Excludes1 code should never be reported at the same time as the code above it.

epidermal thickening NOS (L85.9)

Related codes in R23

Where this code sits

Chapter: 18. Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)
Block: Symptoms and signs involving the skin and subcutaneous tissue (R20-R23)
Parent code: R23

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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.