ICD-10-CM > M00-M99 > M80-M85 > M85 > M85.3 > M85.32 M85.32 Osteitis condensans, upper arm Non-Billable/Non-Specific Codes M85.321Osteitis condensans, right upper armM85.322Osteitis condensans, left upper armM85.329Osteitis condensans, unspecified upper arm