ICD-10-CM > M00-M99 > M86-M90 > M87 > M87.2 > M87.25 M87.25 Osteonecrosis due to previous trauma, pelvis and femur Non-Billable/Non-Specific Codes M87.250Osteonecrosis due to previous trauma, pelvisM87.251Osteonecrosis due to previous trauma, right femurM87.252Osteonecrosis due to previous trauma, left femurM87.256Osteonecrosis due to previous trauma, unspecified femur