ICD-10-CM category
M33: Dermatopolymyositis
Codes under M33 (Dermatopolymyositis). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.
| Code | Description | Billable |
|---|---|---|
| M33.0 | Juvenile dermatomyositis | — |
| M33.00 | Juvenile dermatomyositis, organ involvement unspecified | ✓ |
| M33.01 | Juvenile dermatomyositis with respiratory involvement | ✓ |
| M33.1 | Other dermatomyositis | — |
| M33.02 | Juvenile dermatomyositis with myopathy | ✓ |
| M33.2 | Polymyositis | — |
| M33.03 | Juvenile dermatomyositis without myopathy | ✓ |
| M33.09 | Juvenile dermatomyositis with other organ involvement | ✓ |
| M33.9 | Dermatopolymyositis, unspecified | — |
| M33.10 | Other dermatomyositis, organ involvement unspecified | ✓ |
| M33.11 | Other dermatomyositis with respiratory involvement | ✓ |
| M33.12 | Other dermatomyositis with myopathy | ✓ |
| M33.13 | Other dermatomyositis without myopathy | ✓ |
| M33.19 | Other dermatomyositis with other organ involvement | ✓ |
| M33.20 | Polymyositis, organ involvement unspecified | ✓ |
| M33.21 | Polymyositis with respiratory involvement | ✓ |
| M33.22 | Polymyositis with myopathy | ✓ |
| M33.29 | Polymyositis with other organ involvement | ✓ |
| M33.90 | Dermatopolymyositis, unspecified, organ involvement unspecified | ✓ |
| M33.91 | Dermatopolymyositis, unspecified with respiratory involvement | ✓ |
| M33.92 | Dermatopolymyositis, unspecified with myopathy | ✓ |
| M33.93 | Dermatopolymyositis, unspecified without myopathy | ✓ |
| M33.99 | Dermatopolymyositis, unspecified with other organ involvement | ✓ |
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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.
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