ICD-10-CM > M00-M99 > M86-M90 > M87 > M87.3 > M87.35 M87.35 Other secondary osteonecrosis, pelvis and femur Non-Billable/Non-Specific Codes M87.350Other secondary osteonecrosis, pelvisM87.351Other secondary osteonecrosis, right femurM87.352Other secondary osteonecrosis, left femurM87.353Other secondary osteonecrosis, unspecified femur