M86.352
BillableChronic multifocal osteomyelitis, left femur
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
0.000What This Code Means
A chronic bone infection affecting multiple areas of the left thighbone (femur), characterized by persistent inflammation and bone damage.
Coding Tips
- •Ensure documentation specifies left femur and confirms multiple infection sites
- •Review imaging reports to confirm multifocal involvement
Clinical Significance
This diagnosis represents chronic multifocal osteomyelitis affecting the left femur, a condition with serious implications for mobility and quality of life. The femur's role in weight-bearing makes this infection particularly concerning for complications such as pathologic fractures and long-term disability.
Documentation Requirements
- ✓Clear documentation of left femur involvement
- ✓Evidence supporting chronic nature (duration >6 weeks or recurrent)
- ✓Confirmation of multifocal involvement within the femur
- ✓Radiographic studies showing chronic osteomyelitic changes
- ✓Functional assessment of mobility and weight-bearing status
- ✓Laboratory markers consistent with chronic infection
- ✓Treatment history including antimicrobial and surgical interventions
- ✓Clinical confirmation of chronic multifocal osteomyelitis diagnosis
Commonly Confused Codes
M86.152 — Acute osteomyelitis of left femur, acute vs chronic presentationM86.351 — Same condition but right-sided femurM86.452 — Chronic osteomyelitis with draining sinus of left femurM86.552 — Other chronic hematogenous osteomyelitis of left femurM87.052 — Idiopathic aseptic necrosis of left femur, non-infectious cause
Code Hierarchy
└M86Osteomyelitis└M86.3Chronic multifocal osteomyelitis└M86.35Chronic multifocal osteomyelitis, femur└M86.352Chronic multifocal osteomyelitis, left femur
└M86.352Chronic multifocal osteomyelitis, left femur