DxCodebookFY2027 · Oct 1, 2026 – Sep 30, 2027

Category · FY2027

L12 Pemphigoid

  • Header · not billable

L12 is not billable. The category heads 8 billable codes in FY2027, grouped under 6 subdivisions.

Index → code

  • Pemphigoid → L12.9
  • Pemphigusocular → L12.1
  • Pemphigoidocular → L12.1

Where it sits

  1. Chapter 12 Diseases of the skin and subcutaneous tissue (L00-L99)
  2. L10-L14 Bullous disorders (L10-L14)
  3. L12 Pemphigoid
Billable codes
8
Subdivisions
6
CC / MCC codes
6 / 0
HCC V28 codes
4
New FY2027
0
Index entries
21

Codes in L12

  1. L12.0
    Bullous pemphigoid
    BillableCC387
  2. L12.1
    Cicatricial pemphigoid
    Billable387
    Inclusion terms 1

    Inclusion terms

    • Benign mucous membrane pemphigoid
  3. L12.2
    Chronic bullous disease of childhood
    Billable
    Inclusion terms 1

    Inclusion terms

    • Juvenile dermatitis herpetiformis
  4. L12.3
    Acquired epidermolysis bullosa
    Header
    Excludes1 1

    Excludes1

    • epidermolysis bullosa (congenital) (Q81.-) Q81
  5. L12.30
    Acquired epidermolysis bullosa, unspecified
    BillableCC
  6. L12.31
    Epidermolysis bullosa due to drug
    BillableCC
    Use additional code 1

    Use additional code

    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5) T36 T50
  7. L12.35
    Other acquired epidermolysis bullosa
    BillableCC
  8. L12.8
    Other pemphigoid
    BillableCC387
  9. L12.9
    Pemphigoid, unspecified
    BillableCC387

CC/MCC: as a secondary diagnosis, unless the principal diagnosis is on the code’s PDX exclusion list (MS-DRG v44 Appendix C; list on the code card).

Sources of each column.

Instructions

At L12

Excludes1

  • herpes gestationis (O26.4-) O26.4
  • impetigo herpetiformis (L40.1) L40.1

Notes that also apply

Block L10-L14 instructions (Excludes1 3): printed on the block page.

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

Index entries

  • Pemphigoid → L12.9
  • Pemphigoidbullous → L12.0
  • Pemphigoidbenign, mucous membrane → L12.1
  • Pemphigoidcicatricial → L12.1
  • Pemphigoidocular → L12.1
  • Pemphigusconjunctiva → L12.1
  • Pemphigusocular → L12.1
  • Disease, diseasedchronic bullous of childhood → L12.2
  • Pemphigoidjuvenile → L12.2
  • Pemphigoidspecified NEC → L12.8
  • Dermatitis (eczematous)herpetiformis (bullous) (erythematous) (pustular) (vesicular)senile → L12.0
  • Erythema, erythematous (infectional) (inflammation)multiforme (major) (minor)pemphigoides → L12.0
  • Herpes, herpesvirus, herpeticcircinatusbullosus → L12.0
  • Dermatitis (eczematous)bullous, bullosamucosynechial, atrophic → L12.1
  • Dermatitis (eczematous)herpetiformis (bullous) (erythematous) (pustular) (vesicular)juvenile → L12.2
  • Dermatitis (eczematous)multiformisjuvenile → L12.2
  • Dermatosisherpetiformisjuvenile → L12.2
  • Disease, diseasedbullouschronic of childhood → L12.2
  • Epidermolysisbullosa (congenital)acquired → L12.30
  • Epidermolysisbullosa (congenital)acquireddrug-induced → L12.31
  • Epidermolysisbullosa (congenital)acquiredspecified cause NEC → L12.35

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

Hierarchy