M86.4
M86.4 — Chronic osteomyelitis with draining sinus
Non-billable headerICD-10-CM
M86.4 is a non-billable header ICD-10-CM code for chronic osteomyelitis with draining sinus. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
M86.4 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.
Code to one of these instead M86.4
10 child codes. Green means billable.
- M86.40Chronic osteomyelitis with draining sinus, unspecified site
- M86.41Chronic osteomyelitis with draining sinus, shoulder
- M86.42Chronic osteomyelitis with draining sinus, humerus
- M86.43Chronic osteomyelitis with draining sinus, radius and ulna
- M86.44Chronic osteomyelitis with draining sinus, hand
- M86.45Chronic osteomyelitis with draining sinus, femur
- M86.46Chronic osteomyelitis with draining sinus, tibia and fibula
- M86.47Chronic osteomyelitis with draining sinus, ankle and foot
- M86.48Chronic osteomyelitis with draining sinus, other site
- M86.49Chronic osteomyelitis with draining sinus, multiple sites
Related codes at this level
Codes that share M86. If M86.4 is not quite right, the correct code is usually one of these.
Questions about M86.4
- Is M86.4 a billable ICD-10-CM code?
- No. M86.4 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does M86.4 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Other osteopathies (M86-M90).