ICD-10-CM > L00-L99 > L80-L99 > L98 > L98.5 L98.5 Mucinosis of the skin Billable/Specific Copy Code Copy Description Applicable To Focal mucinosisLichen myxedematosusReticular erythematous mucinosis Type 1 Excludes focal oral mucinosis (K13.79)myxedema (E03.9)