DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

L20 Atopic dermatitis

  • Header · not billable

L20 is not billable. The category heads 7 billable codes in FY2027, grouped under 3 subdivisions.

Index → code

  • Besnier'sprurigo → L20.0
  • Dermatitis (eczematous)atopic → L20.9
  • Dermatitis (eczematous)flexural NEC → L20.82

Where it sits

  1. Chapter 12 Diseases of the skin and subcutaneous tissue (L00-L99)
  2. L20-L30 Dermatitis and eczema (L20-L30)
  3. L20 Atopic dermatitis
Billable codes
7
Subdivisions
3
CC / MCC codes
0 / 0
HCC V28 codes
0
New FY2027
0
Index entries
11

Codes in L20

  1. L20.0
    Besnier's prurigo
    Billable
  2. L20.8
    Other atopic dermatitis
    Header
    Excludes2 1

    Excludes2

    • circumscribed neurodermatitis (L28.0) L28.0
  3. L20.81
    Atopic neurodermatitis
    Billable
    Inclusion terms 1

    Inclusion terms

    • Diffuse neurodermatitis
  4. L20.82
    Flexural eczema
    Billable
  5. L20.83
    Infantile (acute) (chronic) eczema
    Billable
  6. L20.84
    Intrinsic (allergic) eczema
    Billable
  7. L20.89
    Other atopic dermatitis
    Billable
  8. L20.9
    Atopic dermatitis, unspecified
    Billable

Sources of each column.

Instructions

Notes that also apply

Block L20-L30 instructions (Notes 1, Excludes2 8): printed on the block page.

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

Index entries

  • Besnier'sprurigo → L20.0
  • Prurigo (ferox) (gravis) (Hebrae) (Hebra's) (mitis) (simplex)Besnier's → L20.0
  • Neurodermatitis (circumscribed) (circumscripta) (local)atopic → L20.81
  • Neurodermatitis (circumscribed) (circumscripta) (local)diffuse (Brocq) → L20.81
  • Neurodermatitis (circumscribed) (circumscripta) (local)disseminated → L20.81
  • Dermatitis (eczematous)flexural NEC → L20.82
  • Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)flexural → L20.82
  • Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)infantile (due to any substance) → L20.83
  • Eczema (acute) (chronic) (erythematous) (fissum) (rubrum) (squamous)intrinsic (allergic) → L20.84
  • Dermatitis (eczematous)atopic → L20.9
  • Dermatitis (eczematous)atopicspecified NEC → L20.89

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

Hierarchy