M87.043
BillableIdiopathic aseptic necrosis of unspecified hand
HCC Category Mapping
V28HCC 92 — Bone/Joint/Muscle Infections/Necrosis
0.209V24HCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.482ESRDHCC 39 — Bone/Joint/Muscle Infections/Necrosis
0.000RxHCCHCC 80 — Bone/Joint/Muscle Infections/Necrosis
0.000What This Code Means
Death of bone tissue in the hand (excluding fingers) without infection when the side is not specified or documented.
Coding Tips
- •Use only when laterality cannot be determined from available documentation
- •Query the provider to obtain specific right or left designation if possible
Clinical Significance
Idiopathic aseptic necrosis of unspecified hand represents bone death in hand structures when laterality is not documented, indicating a condition that can severely impact hand function and grip strength. This diagnosis requires hand surgery evaluation and specialized management to preserve hand function and prevent progressive bone collapse.
Documentation Requirements
- ✓Documentation of aseptic necrosis affecting hand bones
- ✓Confirmation of idiopathic etiology without identifiable cause
- ✓Imaging studies showing bone necrosis in hand metacarpal structures
- ✓Absence of specific laterality documentation in medical record
- ✓Exclusion of infectious causes through clinical assessment
- ✓Hand functional assessment including grip strength and dexterity
- ✓Treatment plan documentation including therapeutic interventions
- ✓Pain management strategies and functional impact on hand activities
Commonly Confused Codes
Code Hierarchy
└M87Osteonecrosis└M87.0Idiopathic aseptic necrosis of bone└M87.04Idiopathic aseptic necrosis of hand and fingers└M87.043Idiopathic aseptic necrosis of unspecified hand
└M87.043Idiopathic aseptic necrosis of unspecified hand