ICD-10-CM Section L49-L54
Urticaria and erythema
- L49 Exfoliation due to erythematous conditions according to extent of body surface involved NON-BILLABLE
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- 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
- L50 Urticaria NON-BILLABLE
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- 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
- L51 Erythema multiforme NON-BILLABLE
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- 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
- L52 Erythema nodosum BILLABLE
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- L53 Other erythematous conditions NON-BILLABLE
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- BILLABLE L53.0 Toxic erythema
- BILLABLE L53.1 Erythema annulare centrifugum
- BILLABLE L53.2 Erythema marginatum
- BILLABLE L53.3 Other chronic figurate erythema
- BILLABLE L53.8 Other specified erythematous conditions
- BILLABLE L53.9 Erythematous condition, unspecified
Coding Notes for Section L49-L54
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Section Type-2 Excludes:
Type-2 Excludes
Type-2 Excludes means the excluded conditions are different, although they may appear similar. A patient may have both conditions, but one does not include the other. Excludes 2 means "not coded here." - Certain conditions originating in the perinatal period - instead, use Section P04-P96
- Certain infectious and parasitic diseases - instead, use Section A00-B99
- Complications of pregnancy, childbirth and the puerperium - instead, use Section O00-O9A
- Congenital malformations, deformations, and chromosomal abnormalities - instead, use Section Q00-Q99
- Endocrine, nutritional and metabolic diseases - instead, use Section E00-E88
- Lipomelanotic reticulosis - instead, use code I89.8
- Neoplasms - instead, use Section C00-D49
- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified - instead, use Section R00-R94
- Systemic connective tissue disorders - instead, use Section M30-M36
- Viral warts - instead, use code B07.-