ICD-10-CM > M00-M99 > M86-M90 > M86 > M86.3 > M86.34 M86.34 Chronic multifocal osteomyelitis, hand Non-Billable/Non-Specific Codes M86.341Chronic multifocal osteomyelitis, right handM86.342Chronic multifocal osteomyelitis, left handM86.349Chronic multifocal osteomyelitis, unspecified hand