ICD-10-CM > L00-L99 > L80-L99 > L87 L87 Transepidermal elimination disorders Non-Billable/Non-Specific Type 1 Excludes granuloma annulare (perforating) (L92.0) Codes L87.0Keratosis follicularis et parafollicularis in cutem penetransL87.1Reactive perforating collagenosisL87.2Elastosis perforans serpiginosaL87.8Other transepidermal elimination disordersL87.9Transepidermal elimination disorder, unspecified