M33.0 is a "category code," which means it's non-billable. Billable codes require more specificity. Use the list below to navigate to codes that are more specific:
10
M33.00
Juvenile dermatopolymyositis, organ involvement unspecified
Billable
10
M33.01
Juvenile dermatopolymyositis with respiratory involvement
Billable
10
M33.02
Juvenile dermatopolymyositis with myopathy
Billable
10
M33.09
Juvenile dermatopolymyositis with other organ involvement
Billable