G90.52
G90.52 — Complex regional pain syndrome I of lower limb
Non-billable headerICD-10-CM
G90.52 is a non-billable header ICD-10-CM code for complex regional pain syndrome i of lower limb. It cannot be billed on its own: choose one of the more specific child codes below.
Other codes that can never be billed with G90.52
These codes carry an Excludes1 note pointing at G90.52. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading G90.52 alone.
Risk adjustment
G90.52 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 G90.52
4 child codes. Green means billable.
Related codes at this level
Codes that share G90.5. If G90.52 is not quite right, the correct code is usually one of these.
Questions about G90.52
- Is G90.52 a billable ICD-10-CM code?
- No. G90.52 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
- Where does G90.52 sit in the tabular list?
- Diseases of the nervous system (G00-G99), in the block Other disorders of the nervous system (G89-G99).