Block · Chapter 12
L49-L54Urticaria and erythema (L49-L54)
37 codes · 6 categories
L49Exfoliation due to erythematous conditions according to extent of body surface involved11 codes →
L49Exfoliation due to erythematous conditions according to extent of body surface involvedHeaderL49.0Exfoliation due to erythematous condition involving less than 10 percent of body surfaceBillableL49.1Exfoliation due to erythematous condition involving 10-19 percent of body surfaceBillableL49.2Exfoliation due to erythematous condition involving 20-29 percent of body surfaceBillableL49.3Exfoliation due to erythematous condition involving 30-39 percent of body surfaceBillableL49.4Exfoliation due to erythematous condition involving 40-49 percent of body surfaceBillableL49.5Exfoliation due to erythematous condition involving 50-59 percent of body surfaceBillableL49.6Exfoliation due to erythematous condition involving 60-69 percent of body surfaceBillableL49.7Exfoliation due to erythematous condition involving 70-79 percent of body surfaceBillableL49.8Exfoliation due to erythematous condition involving 80-89 percent of body surfaceBillableL49.9Exfoliation due to erythematous condition involving 90 or more percent of body surfaceBillable
L50Urticaria10 codes →
L50UrticariaHeaderL50.0Allergic urticariaBillableL50.1Idiopathic urticariaBillableL50.2Urticaria due to cold and heatBillableL50.3Dermatographic urticariaBillableL50.4Vibratory urticariaBillableL50.5Cholinergic urticariaBillableL50.6Contact urticariaBillableL50.8Other urticariaBillableL50.9Urticaria, unspecifiedBillable
L51Erythema multiforme7 codes →
L51Erythema multiformeHeaderL51.0Nonbullous erythema multiformeBillableL51.1Stevens-Johnson syndromeBillableL51.2Toxic epidermal necrolysis [Lyell]BillableL51.3Stevens-Johnson syndrome-toxic epidermal necrolysis overlap syndromeBillableL51.8Other erythema multiformeBillableL51.9Erythema multiforme, unspecifiedBillable