About Section L40-L45

Section L40-L45 covers Papulosquamous disorders within Chapter 12 of the ICD-10-CM Tabular List. This section includes diagnosis codes ranging from L40 to L45. Each code below includes its description, billable status, and links to detailed coding guidelines.

Diagnosis Codes 40 entries

L40PsoriasisNon-Billable›L40.0Psoriasis vulgarisBillable›L40.1Generalized pustular psoriasisBillable›L40.2Acrodermatitis continuaBillable›L40.3Pustulosis palmaris et plantarisBillable›L40.4Guttate psoriasisBillable›L40.5Arthropathic psoriasisNon-Billable›L40.50Arthropathic psoriasis, unspecifiedBillable›L40.51Distal interphalangeal psoriatic arthropathyBillable›L40.52Psoriatic arthritis mutilansBillable›L40.53Psoriatic spondylitisBillable›L40.54Psoriatic juvenile arthropathyBillable›L40.59Other psoriatic arthropathyBillable›L40.8Other psoriasisBillable›L40.9Psoriasis, unspecifiedBillable›L41ParapsoriasisNon-Billable›L41.0Pityriasis lichenoides et varioliformis acutaBillable›L41.1Pityriasis lichenoides chronicaBillable›L41.3Small plaque parapsoriasisBillable›L41.4Large plaque parapsoriasisBillable›L41.5Retiform parapsoriasisBillable›L41.8Other parapsoriasisBillable›L41.9Parapsoriasis, unspecifiedBillable›L42Pityriasis roseaBillable›L43Lichen planusNon-Billable›L43.0Hypertrophic lichen planusBillable›L43.1Bullous lichen planusBillable›L43.2Lichenoid drug reactionBillable›L43.3Subacute (active) lichen planusBillable›L43.8Other lichen planusBillable›L43.9Lichen planus, unspecifiedBillable›L44Other papulosquamous disordersNon-Billable›L44.0Pityriasis rubra pilarisBillable›L44.1Lichen nitidusBillable›L44.2Lichen striatusBillable›L44.3Lichen ruber moniliformisBillable›L44.4Infantile papular acrodermatitis [Gianotti-Crosti]Billable›L44.8Other specified papulosquamous disordersBillable›L44.9Papulosquamous disorder, unspecifiedBillable›L45Papulosquamous disorders in diseases classified elsewhereBillable›