ICD-10-CM > M00-M99 > M30-M36 > M33 > M33.0 M33.0 Juvenile dermatomyositis Non-Billable/Non-Specific Codes M33.00Juvenile dermatomyositis, organ involvement unspecifiedM33.01Juvenile dermatomyositis with respiratory involvementM33.02Juvenile dermatomyositis with myopathyM33.03Juvenile dermatomyositis without myopathyM33.09Juvenile dermatomyositis with other organ involvement