ICD-10-CM>L00-L99>L20-L30>L21L21Seborrheic dermatitisNon-Billable/Non-SpecificType 2 Excludesinfective dermatitis (L30.3)seborrheic keratosis (L82.-)CodesL21.0Seborrhea capitisL21.1Seborrheic infantile dermatitisL21.8Other seborrheic dermatitisL21.9Seborrheic dermatitis, unspecified