DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

L01 Impetigo

  • Header · not billable

L01 is not billable. The category heads 6 billable codes in FY2027, grouped under 2 subdivisions.

Index → code

  • Perifolliculitis → L01.02
  • Bockhart's impetigo → L01.02
  • Impetiginization of dermatoses → L01.1

Where it sits

  1. Chapter 12 Diseases of the skin and subcutaneous tissue (L00-L99)
  2. L00-L08 Infections of the skin and subcutaneous tissue (L00-L08)
  3. L01 Impetigo
Billable codes
6
Subdivisions
2
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
17

Codes in L01

  1. L01.0
    Impetigo
    Header
    Inclusion terms 2

    Inclusion terms

    • Impetigo contagiosa
    • Impetigo vulgaris
  2. L01.00
    Impetigo, unspecified
    Billable
    Inclusion terms 1

    Inclusion terms

    • Impetigo NOS
  3. L01.01
    Non-bullous impetigo
    Billable
  4. L01.02
    Bockhart's impetigo
    Billable
    Inclusion terms 3

    Inclusion terms

    • Impetigo follicularis
    • Perifolliculitis NOS
    • Superficial pustular perifolliculitis
  5. L01.03
    Bullous impetigo
    Billable
    Inclusion terms 2

    Inclusion terms

    • Impetigo neonatorum
    • Pemphigus neonatorum
  6. L01.09
    Other impetigo
    Billable
    Inclusion terms 1

    Inclusion terms

    • Ulcerative impetigo
  7. L01.1
    Impetiginization of other dermatoses
    Billable

Sources of each column.

Instructions

At L01

Excludes1

  • impetigo herpetiformis (L40.1) L40.1

Notes that also apply

Block L00-L08 instructions (Excludes2 13, Use additional code 1): printed on the block page.

Chapter 12 instructions (Excludes2 10): printed on the chapter 12 page.

Index entries

  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris) → L01.00
  • Bockhart's impetigo → L01.02
  • Perifolliculitis → L01.02
  • Impetiginization of dermatoses → L01.1
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)external ear → L01.00 [H62.4-]
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)nonbullous → L01.01
  • Folliculitis (superficial)pustular → L01.02
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)Bockhart's → L01.02
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)follicularis → L01.02
  • Perifolliculitissuperficial pustular → L01.02
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)bullous, bullosa → L01.03
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)neonatorum → L01.03
  • Pemphigusneonatorum → L01.03
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)specified type NEC → L01.09
  • Impetigo (any organism) (any site) (circinate) (contagiosa) (simplex) (vulgaris)ulcerative → L01.09
  • Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)impetiginous → L01.1
  • Otitis (acute)externain (due to)impetigo → L01.00 [H62.4-]

NCHS Alphabetic Index. Index first, then the Tabular List.

Hierarchy