M05.46
M05.46 — Rheumatoid myopathy with rheumatoid arthritis of knee
Non-billable headerICD-10-CM
M05.46 is a non-billable header ICD-10-CM code for rheumatoid myopathy with rheumatoid arthritis of knee. It cannot be billed on its own: choose one of the more specific child codes below.
Risk adjustment
M05.46 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 M05.46
3 child codes. Green means billable.
Related codes at this level
Codes that share M05.4. If M05.46 is not quite right, the correct code is usually one of these.
- M05.40Rheumatoid myopathy with rheumatoid arthritis of unspecified site
- M05.41Rheumatoid myopathy with rheumatoid arthritis of shoulder
- M05.42Rheumatoid myopathy with rheumatoid arthritis of elbow
- M05.43Rheumatoid myopathy with rheumatoid arthritis of wrist
- M05.44Rheumatoid myopathy with rheumatoid arthritis of hand
- M05.45Rheumatoid myopathy with rheumatoid arthritis of hip
- M05.47Rheumatoid myopathy with rheumatoid arthritis of ankle and foot
- M05.49Rheumatoid myopathy with rheumatoid arthritis of multiple sites
Questions about M05.46
- Is M05.46 a billable ICD-10-CM code?
- No. M05.46 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does M05.46 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Inflammatory polyarthropathies (M05-M14).