M05.422
BillableRheumatoid myopathy with rheumatoid arthritis of left elbow
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
Muscle weakness and inflammation caused by rheumatoid arthritis affecting the left elbow.
Coding Tips
- •Confirm the left elbow is specifically documented in the clinical record
- •Document the myopathy component to support this code selection
Clinical Significance
This diagnosis represents rheumatoid arthritis complicated by muscle weakness and inflammation affecting the left elbow region. Rheumatoid myopathy with elbow involvement indicates systemic disease progression affecting both joint and muscle tissue, requiring aggressive disease-modifying therapy and occupational therapy to maintain elbow function and prevent disability.
Documentation Requirements
- ✓Confirmed diagnosis of rheumatoid arthritis with positive serology (RF or anti-CCP)
- ✓Specific documentation of left elbow joint involvement with inflammatory changes
- ✓Clinical evidence of muscle weakness, atrophy, or inflammatory myopathy in elbow region
- ✓Documentation of muscle enzyme elevation (CK, aldolase) or muscle biopsy findings
- ✓Assessment of elbow range of motion and functional limitations
- ✓Laboratory evidence of systemic inflammation (elevated ESR, CRP)
- ✓Documentation of chronicity and ongoing disease activity
- ✓Treatment with DMARDs or biologic agents