L01

Non-Billable

ChapterL00–L99

Rankcategory

Official Description

Impetigo

Metadata & Insights

•2026 ICD-10-CM Edition - Effective October 1, 2025.
•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)

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.-)

L00-L08 Parent Instructions

Excludes2(Not included here)

hordeolum (H00.0)
infective dermatitis (L30.3)
local infections of skin classified in Chapter 1
lupus panniculitis (L93.2)
panniculitis NOS (M79.3)
panniculitis of neck and back (M54.0-)
Perlèche NOS (K13.0)
Perlèche due to candidiasis (B37.0)
Perlèche due to riboflavin deficiency (E53.0)
pyogenic granuloma (L98.0)
relapsing panniculitis [Weber-Christian] (M35.6)
viral warts (B07.-)
zoster (B02.-)

Use Additional Code

code (B95-B97) to identify infectious agent.

Instructional Notes

Excludes1(Not coded here)

impetigo herpetiformis (L40.1)

Clinical Hierarchy

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

L00-L08Infections of the skin and subcutaneous tissue (L00-L08)

L01Impetigo

L01.0Impetigo

L01.1Impetiginization of other dermatoses

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to L01:

blockL00-L08

Infections of the skin and subcutaneous tissue (L00-L08)

View context instructions

chapterCH12

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

View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to L01. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

17 raw paths

Bockhart's impetigo1 unique routes

Direct index entry→L01

Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)1 unique routes

impetiginous→L01

Folliculitis (superficial)1 unique routes

pustular→L01

Impetiginization of dermatoses1 unique routes

Direct index entry→L01

Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)9 unique routes

Direct index entry→L01

Bockhart's→L01