ICD-10-CM > M00-M99 > M86-M90 > M90 > M90.6 > M90.64 M90.64 Osteitis deformans in neoplastic diseases, hand Non-Billable/Non-Specific Codes M90.641Osteitis deformans in neoplastic diseases, right handM90.642Osteitis deformans in neoplastic diseases, left handM90.649Osteitis deformans in neoplastic diseases, unspecified hand