M33.19
BillableOther dermatomyositis with other organ involvement
HCC Category Mapping
V28HCC 93 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.175V24HCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.307ESRDHCC 40 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000RxHCCHCC 83 — Rheumatoid Arthritis and Inflammatory Connective Tissue Disease
0.000What This Code Means
A rare autoimmune disease with skin rash and inflammation affecting organs other than muscles, such as the lungs, heart, or gastrointestinal system.
Coding Tips
- •Document which specific organ systems are involved beyond skin manifestations
- •Review for involvement of lungs, heart, GI tract, or other organs and code accordingly
Clinical Significance
Adult dermatomyositis with other organ involvement beyond respiratory or muscle systems indicates complex multi-system disease requiring specialized management. These patients often have higher morbidity and require coordination between multiple subspecialties.
Documentation Requirements
- ✓Confirmed adult dermatomyositis diagnosis
- ✓Documentation of specific non-respiratory, non-muscle organ involvement
- ✓Evidence of organ dysfunction or inflammation
- ✓Assessment of disease activity across organ systems
- ✓Multidisciplinary treatment plan
- ✓Malignancy screening results
- ✓Monitoring plan for affected organ systems
- ✓Coordination with appropriate specialists
Commonly Confused Codes
Code Hierarchy
└M33Dermatopolymyositis└M33.1Other dermatomyositis└M33.19Other dermatomyositis with other organ involvement
└M33.19Other dermatomyositis with other organ involvement