L12.2

Billable

Chronic bullous disease of childhood

HCC Category Mapping

RxHCCHCC 314 — Pemphigus

0.000

What This Code Means

A chronic autoimmune blistering disease that begins in childhood, characterized by recurring blisters and erosions on the skin.

Coding Tips

•Confirm the age of onset is in childhood to differentiate from adult-onset bullous diseases
•Document the chronicity and any remission or exacerbation patterns in the clinical record

Clinical Significance

Chronic bullous disease of childhood is a rare autoimmune blistering disease in pediatric patients with distinct clinical features and generally good prognosis. This diagnosis indicates a childhood-onset condition that may resolve spontaneously but requires careful monitoring.

Documentation Requirements

✓Pediatric age at onset
✓Clinical presentation with blisters in characteristic distribution
✓Histopathologic subepidermal blistering
✓Direct immunofluorescence findings
✓Linear IgA deposits documentation
✓Assessment of disease activity and extent
✓Age-appropriate treatment considerations
✓Growth and development monitoring

Commonly Confused Codes

L12.0 — Bullous pemphigoid in adult patients L13.1 — Linear IgA disease without childhood onset Q82.1 — Epidermolysis bullosa congenital L00 — Staphylococcal scalded skin syndrome L12.8 — Other pemphigoid without childhood specification

Code Hierarchy

└L12Pemphigoid └L12.2Chronic bullous disease of childhood

└L12.2Chronic bullous disease of childhood