L12.2 Chronic bullous disease of childhood

Billable ICD-10-CM code, FY2026.

Applicable to

• Juvenile dermatitis herpetiformis

Applies from L12 Pemphigoid

Excludes1 (never code together)

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

Risk adjustment (HCC)

• RxHCC V08: HCC 314 — Pemphigus, Pemphigoid, and Other Bullous Skin Disorders

MS-DRG index

Defines the logic of DRG(s) 606-607 in MDC 09.

Approximate ICD-9-CM (GEMs)

• 694.2 Juvenile dermatitis herpetiformis

Medicare Code Edits (MCE v43.1 (April 2026))

• Pediatric diagnoses (age 0 through 17): Age conflict edit. These diagnoses are clinically expected only in patients age 0 through 17.

Code annotations containing back-references to L12.2

Back-references to L12.2

• Type 1 Excludes: L13.0 Dermatitis herpetiformis ("juvenile dermatitis herpetiformis (L12.2)")

Diagnosis Index entries for L12.2

• Dermatitis (eczematous) › herpetiformis (bullous) (erythematous) (pustular) (vesicular) › juvenile
• Dermatitis (eczematous) › multiformis › juvenile
• Dermatosis › herpetiformis › juvenile
• Disease, diseased › bullous › chronic of childhood
• Disease, diseased › chronic bullous of childhood
• Pemphigoid › juvenile

Nearby codes

• L12 Pemphigoid
• L12.0 Bullous pemphigoid
• L12.1 Cicatricial pemphigoid
• L12.2 Chronic bullous disease of childhood (this code)
• L12.3 Acquired epidermolysis bullosa
• L12.30 Acquired epidermolysis bullosa, unspecified
• L12.31 Epidermolysis bullosa due to drug
• L12.35 Other acquired epidermolysis bullosa
• L12.8 Other pemphigoid