MCMedicalCodingSoftware
L53.9

L53.9: Erythematous condition, unspecified

Billable / specific codeICD-10-CM

L53.9 is a billable, specific ICD-10-CM code for erythematous condition, unspecified. It is valid for submission on a claim.

Check L53.9 with the rest of the claim: free scrubber

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Erythema NOS
  • Erythroderma NOS

Excludes1 inherited from the categories above L53.9

A category’s note binds every code beneath it.

Written on L53: Other erythematous conditions

  • erythema ab igne (L59.0)
  • erythema due to external agents in contact with skin (L23-L25)
  • erythema intertrigo (L30.4)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

L53.9 is named in 3 Medicare coverage policies: 3 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57161Billing and Coding: Benign Skin Lesion Removal (Excludes Actinic Keratosis, and Mohs)
  • A57594Billing and Coding: Non-Invasive Peripheral Venous Vascular and Hemodialysis Access Studies
  • A57689Billing and Coding: Lab: Flow Cytometry

Alphabetic index entries that lead here

  • Erythema, erythematous(infectional) (inflammation)
  • Erythroderma(secondary)

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under L53

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.