M12.23
M12.23 — Villonodular synovitis (pigmented), wrist
Non-billable headerICD-10-CM
M12.23 is a non-billable header ICD-10-CM code for villonodular synovitis (pigmented), wrist. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
M12.23 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 M12.23
3 child codes. Green means billable.
Related codes at this level
Codes that share M12.2. If M12.23 is not quite right, the correct code is usually one of these.
- M12.20Villonodular synovitis (pigmented), unspecified site
- M12.21Villonodular synovitis (pigmented), shoulder
- M12.22Villonodular synovitis (pigmented), elbow
- M12.24Villonodular synovitis (pigmented), hand
- M12.25Villonodular synovitis (pigmented), hip
- M12.26Villonodular synovitis (pigmented), knee
- M12.27Villonodular synovitis (pigmented), ankle and foot
- M12.28Villonodular synovitis (pigmented), other specified site
- M12.29Villonodular synovitis (pigmented), multiple sites
Questions about M12.23
- Is M12.23 a billable ICD-10-CM code?
- No. M12.23 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does M12.23 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Inflammatory polyarthropathies (M05-M14).