All ICD10 Codes

L49-L54

Non-Billable
ChapterL00–L99
Rankblock
Official Description

Urticaria and erythema (L49-L54)

Use a more specific code (2 billable, 4 non-billable)
L49Exfoliation due to erythematous conditions according to extent of body surface involvedhas subcodesL50Urticariahas subcodesL51Erythema multiformehas subcodesL52Erythema nodosumL53Other erythematous conditionshas subcodesL54Erythema in diseases classified elsewhere
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 12: Diseases of the Skin and Subcutaneous Tissue (L00-L99).

CH12 Parent Instructions

Excludes2(Not included here. Code separately if applicable.)
  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • lipomelanotic reticulosis (I89.8)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • viral warts (B07.-)

Instructional Notes

Excludes1(Not coded here. Use a different code.)

Clinical Hierarchy

BillableHas subcodes
CH12Diseases of the skin and subcutaneous tissue (L00-L99)
L49-L54Urticaria and erythema (L49-L54)Not billable
L49Exfoliation due to erythematous conditions according to extent of body surface involvedSubcodes
L50UrticariaSubcodes
L51Erythema multiformeSubcodes
L52Erythema nodosumBillable
L53Other erythematous conditionsSubcodes
L54Erythema in diseases classified elsewhereBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L49-L54:

chapterCH12
Diseases of the skin and subcutaneous tissue (L00-L99)
View context instructions

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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