ICD-10-CM · Chapter 13 · M00-M99
M33 Dermatopolymyositis
Subcodes
Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.
| Code | Description | Billable |
|---|---|---|
| M33..0 | Juvenile dermatomyositis | No |
| M33..00 | Juvenile dermatomyositis, organ involvement unspecified | Yes |
| M33..01 | Juvenile dermatomyositis with respiratory involvement | Yes |
| M33..02 | Juvenile dermatomyositis with myopathy | Yes |
| M33..03 | Juvenile dermatomyositis without myopathy | Yes |
| M33..09 | Juvenile dermatomyositis with other organ involvement | Yes |
| M33..1 | Other dermatomyositis | No |
| M33..10 | Other dermatomyositis, organ involvement unspecified | Yes |
| M33..11 | Other dermatomyositis with respiratory involvement | Yes |
| M33..12 | Other dermatomyositis with myopathy | Yes |
| M33..13 | Other dermatomyositis without myopathy | Yes |
| M33..19 | Other dermatomyositis with other organ involvement | Yes |
| M33..2 | Polymyositis | No |
| M33..20 | Polymyositis, organ involvement unspecified | Yes |
| M33..21 | Polymyositis with respiratory involvement | Yes |
| M33..22 | Polymyositis with myopathy | Yes |
| M33..29 | Polymyositis with other organ involvement | Yes |
| M33..9 | Dermatopolymyositis, unspecified | No |
| M33..90 | Dermatopolymyositis, unspecified, organ involvement unspecified | Yes |
| M33..91 | Dermatopolymyositis, unspecified with respiratory involvement | Yes |
| M33..92 | Dermatopolymyositis, unspecified with myopathy | Yes |
| M33..93 | Dermatopolymyositis, unspecified without myopathy | Yes |
| M33..99 | Dermatopolymyositis, unspecified with other organ involvement | Yes |
Last reviewed: September 2026