ICD-10-CM > M00-M99 > M86-M90 > M86 > M86.4 > M86.45 M86.45 Chronic osteomyelitis with draining sinus, femur Non-Billable/Non-Specific Codes M86.451Chronic osteomyelitis with draining sinus, right femurM86.452Chronic osteomyelitis with draining sinus, left femurM86.459Chronic osteomyelitis with draining sinus, unspecified femur