MCMCB Pro
S89.81XA

S89.81XAOther specified injuries of right lower leg, initial encounter

Billable / specific codeICD-10-CMright

S89.81XA is a billable, specific ICD-10-CM code for other specified injuries of right lower leg, initial encounter. It is valid for submission on a claim.

7th character "A" — initial encounter

The appropriate 7th character is to be added to each code in subcategory S89.8

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S89.81XA 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.

Medicare coverage

S89.81XA is named in 3 Medicare coverage policies 3 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52996Billing and Coding: Routine Foot Care
  • A56232Billing and Coding: Foot Care
  • A56680Billing and Coding: Routine Foot Care

Related codes at this level

Codes that share S89.81. If S89.81XA is not quite right, the correct code is usually one of these.

Questions about S89.81XA

Is S89.81XA a billable ICD-10-CM code?
Yes. S89.81XA is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S89.81XA sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the knee and lower leg (S80-S89).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.