M86.012

HCC Category Mapping

What This Code Means

A serious bone infection of the left shoulder bone caused by bacteria spreading through the bloodstream, requiring urgent treatment.

Coding Tips

• •Verify laterality is documented as left shoulder to distinguish from right shoulder infection
• •Document the causative organism separately if identified through culture or clinical assessment

Clinical Significance

Acute hematogenous osteomyelitis of the left shoulder represents serious bloodstream-spread infection to the left shoulder girdle bones, requiring immediate intensive treatment to prevent joint destruction and systemic complications. This diagnosis indicates high risk for functional impairment and potential progression to chronic infection.

Documentation Requirements

• ✓Documentation of acute osteomyelitis affecting left shoulder bones
• ✓Evidence of hematogenous (bloodstream) spread of infection
• ✓Clinical findings specific to left shoulder involvement
• ✓Imaging studies demonstrating left shoulder bone infection
• ✓Microbiological studies including blood and bone cultures
• ✓Treatment with IV antibiotics and surgical intervention as needed
• ✓Assessment for septic arthritis or joint involvement

Commonly Confused Codes