ICD-10-CM > M00-M99 > M86-M90 > M89 > M89.7 > M89.74 M89.74 Major osseous defect, hand Non-Billable/Non-Specific Applicable To Major osseous defect of carpus, fingers, metacarpus Codes M89.741Major osseous defect, right handM89.742Major osseous defect, left handM89.749Major osseous defect, unspecified hand