M87.833
BillableOther osteonecrosis of unspecified radius
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 radius (larger forearm bone) when the specific side (left or right) is not documented or is unclear.
Coding Tips
- •Use this code only when laterality cannot be determined from documentation
- •Query the provider if possible to obtain specific laterality information for more accurate coding
Clinical Significance
Unspecified radius osteonecrosis represents a chronic bone condition with potential for significant functional impairment and disability. This diagnosis is important for risk adjustment as it reflects ongoing orthopedic care needs and the complexity of managing bone necrosis conditions that may require advanced interventions.
Documentation Requirements
- ✓Documentation of osteonecrosis affecting the radius bone
- ✓Specification that the condition is from causes other than idiopathic or trauma
- ✓Evidence that laterality (right or left) is not specified or determinable
- ✓Imaging studies confirming bone necrosis in the radius
- ✓Clinical symptoms such as forearm pain, wrist dysfunction, or limited mobility
- ✓Exclusion of infectious or drug-induced causes
- ✓Assessment of functional impact and disability level
- ✓Provider documentation of treatment plan and monitoring needs
Commonly Confused Codes
M87.033 — Idiopathic aseptic necrosis of unspecified radius - specifically idiopathic causeM87.831/M87.832 — Other osteonecrosis of right/left radius - when laterality is actually specifiedM86.839 — Other osteomyelitis, unspecified radius - infectious condition rather than necrosisS52.509A — Unspecified fracture of lower end of unspecified radius - trauma-related injuryM25.539 — Pain in unspecified wrist - symptom rather than specific bone pathology
Code Hierarchy
└M87Osteonecrosis└M87.8Other osteonecrosis└M87.83Other osteonecrosis of radius, ulna and carpus└M87.833Other osteonecrosis of unspecified radius
└M87.833Other osteonecrosis of unspecified radius