M87.050

HCC Category Mapping

What This Code Means

Death of bone tissue in the pelvis without infection, occurring without a known cause. This serious condition can affect mobility and cause significant pain in the hip and lower back area.

Coding Tips

• •Ensure documentation specifies the pelvis as the site of necrosis
• •Distinguish from femoral head necrosis, which would use different codes (M87.051-059)

Clinical Significance

Idiopathic aseptic necrosis of pelvis represents bone death in pelvic structures without identifiable cause, affecting mobility and causing significant pain in the hip and lower back area. This serious condition can affect mobility and cause significant pain in the hip and lower back area, often requiring surgical intervention and comprehensive pain management.

Documentation Requirements

• ✓Documentation of aseptic necrosis specifically affecting pelvic bones
• ✓Confirmation of idiopathic etiology with no underlying cause identified
• ✓Imaging evidence showing bone necrosis in pelvic structures
• ✓Exclusion of infectious processes through clinical evaluation
• ✓Assessment of mobility, gait, and weight-bearing capacity
• ✓Documentation of pain levels and impact on activities of daily living
• ✓Treatment plan including pain management and mobility preservation
• ✓Evaluation of need for assistive devices or mobility aids

Commonly Confused Codes