L52

Billable

ChapterL00–L99

Rankcategory

Official Description

Erythema nodosum

Metadata & Insights

•Billable/specific code (valid for reimbursement).
•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.-)

L49-L54 Parent Instructions

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

Lyme disease (A69.2-)
rosacea (L71.-)

Instructional Notes

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

tuberculous erythema nodosum (A18.4)

Clinical Hierarchy

BillableHas subcodes

CH12Diseases of the skin and subcutaneous tissue (L00-L99)

L49-L54Urticaria and erythema (L49-L54)

L52Erythema nodosumBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L52:

Urticaria and erythema (L49-L54)

View context instructions

chapterCH12

Diseases of the skin and subcutaneous tissue (L00-L99)

View context instructions

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

Major Skin Disorders with MCC

Major Skin Disorders without MCC

Cross Reference

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