L00–L99
Diseases of the Skin and Subcutaneous Tissue
Dermatitis, psoriasis, cellulitis, pressure ulcers
L41.4
Large plaque parapsoriasis
Billable
L41.5
Retiform parapsoriasis
Billable
L41.8
Other parapsoriasis
Billable
L41.9
Parapsoriasis, unspecified
Billable
L42
Pityriasis rosea
Billable
L43
Lichen planus
Non-billable
L43.0
Hypertrophic lichen planus
Billable
L43.1
Bullous lichen planus
Billable
L43.2
Lichenoid drug reaction
Billable
L43.3
Subacute (active) lichen planus
Billable
L43.8
Other lichen planus
Billable
L43.9
Lichen planus, unspecified
Billable
L44
Other papulosquamous disorders
Non-billable
L44.0
Pityriasis rubra pilaris
Billable
L44.1
Lichen nitidus
Billable
L44.2
Lichen striatus
Billable
L44.3
Lichen ruber moniliformis
Billable
L44.4
Infantile papular acrodermatitis [Gianotti-Crosti]
Billable
L44.8
Other specified papulosquamous disorders
Billable
L44.9
Papulosquamous disorder, unspecified
Billable
L45
Papulosquamous disorders in diseases classified elsewhere
Billable
L49
Exfoliation due to erythematous conditions according to extent of body surface involved
Non-billable
L49.0
Exfoliation due to erythematous condition involving less than 10 percent of body surface
Billable
L49.1
Exfoliation due to erythematous condition involving 10-19 percent of body surface
Billable
L49.2
Exfoliation due to erythematous condition involving 20-29 percent of body surface
Billable
L49.3
Exfoliation due to erythematous condition involving 30-39 percent of body surface
Billable
L49.4
Exfoliation due to erythematous condition involving 40-49 percent of body surface
Billable
L49.5
Exfoliation due to erythematous condition involving 50-59 percent of body surface
Billable
L49.6
Exfoliation due to erythematous condition involving 60-69 percent of body surface
Billable
L49.7
Exfoliation due to erythematous condition involving 70-79 percent of body surface
Billable
L49.8
Exfoliation due to erythematous condition involving 80-89 percent of body surface
Billable
L49.9
Exfoliation due to erythematous condition involving 90 or more percent of body surface
Billable
L50
Urticaria
Non-billable
L50.0
Allergic urticaria
Billable
L50.1
Idiopathic urticaria
Billable
L50.2
Urticaria due to cold and heat
Billable
L50.3
Dermatographic urticaria
Billable
L50.4
Vibratory urticaria
Billable
L50.5
Cholinergic urticaria
Billable
L50.6
Contact urticaria
Billable
L50.8
Other urticaria
Billable
L50.9
Urticaria, unspecified
Billable
L51
Erythema multiforme
Non-billable
L51.0
Nonbullous erythema multiforme
Billable
L51.1
Stevens-Johnson syndrome
Billable
L51.2
Toxic epidermal necrolysis [Lyell]
Billable
L51.3
Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndrome
Billable
L51.8
Other erythema multiforme
Billable
L51.9
Erythema multiforme, unspecified
Billable
L52
Erythema nodosum
Billable
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