M1A.422
M1A.422 — Other secondary chronic gout, left elbow
Non-billable headerICD-10-CMleft
M1A.422 is a non-billable header ICD-10-CM code for other secondary chronic gout, left elbow. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.
This code requires a 7th character
The appropriate 7th character is to be added to each code from category M1A
- 0
- without tophus (tophi)
- 1
- with tophus (tophi)
Risk adjustment
M1A.422 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 M1A.422
2 child codes. Green means billable.
Related codes at this level
Codes that share M1A.42. If M1A.422 is not quite right, the correct code is usually one of these.
Questions about M1A.422
- Is M1A.422 a billable ICD-10-CM code?
- No. M1A.422 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does M1A.422 sit in the tabular list?
- Diseases of the musculoskeletal system and connective tissue (M00-M99), in the block Inflammatory polyarthropathies (M05-M14).