M87.242

HCC Category Mapping

What This Code Means

Death of bone tissue in the left hand caused by a previous injury, affecting the overall structure and function of the hand.

Coding Tips

• •Ensure left laterality is clearly documented before assigning this code
• •Consider if documentation specifies individual fingers, which would require M87.245 instead

Clinical Significance

Left hand osteonecrosis secondary to trauma significantly impacts fine motor skills and daily functioning, particularly concerning if affecting the dominant hand. This condition requires multidisciplinary management including orthopedic surgery, occupational therapy, and pain management to optimize outcomes.

Documentation Requirements

• ✓Specific documentation of left hand involvement
• ✓Clear history of trauma to the left hand area
• ✓Imaging or clinical evidence of bone death in hand structures
• ✓Assessment of dominant versus non-dominant hand impact
• ✓Current pain levels and functional capacity
• ✓Specific bones affected (metacarpals, phalanges, or multiple)
• ✓Treatment modalities attempted and patient response
• ✓Occupational and social impact assessment

Commonly Confused Codes