ICD-10-CM > M00-M99 > M86-M90 > M90 > M90.6 > M90.62 M90.62 Osteitis deformans in neoplastic diseases, upper arm Non-Billable/Non-Specific Codes M90.621Osteitis deformans in neoplastic diseases, right upper armM90.622Osteitis deformans in neoplastic diseases, left upper armM90.629Osteitis deformans in neoplastic diseases, unspecified upper arm