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S82.891B

S82.891BOther fracture of right lower leg, initial encounter for open fracture type I or II

Billable / specific codeICD-10-CMright

S82.891B is a billable, specific ICD-10-CM code for other fracture of right lower leg, initial encounter for open fracture type i or ii. It is valid for submission on a claim.

7th character "B" — initial encounter for open fracture type I or II

The appropriate 7th character is to be added to all codes from category S82

A
initial encounter for closed fracture
B
initial encounter for open fracture type I or II
C
initial encounter for open fracture type IIIA, IIIB, or IIIC
D
subsequent encounter for closed fracture with routine healing
E
subsequent encounter for open fracture type I or II with routine healing
F
subsequent encounter for open fracture type IIIA, IIIB, or IIIC with routine healing
G
subsequent encounter for closed fracture with delayed healing
H
subsequent encounter for open fracture type I or II with delayed healing
J
subsequent encounter for open fracture type IIIA, IIIB, or IIIC with delayed healing
K
subsequent encounter for closed fracture with nonunion
M
subsequent encounter for open fracture type I or II with nonunion
N
subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
P
subsequent encounter for closed fracture with malunion
Q
subsequent encounter for open fracture type I or II with malunion
R
subsequent encounter for open fracture type IIIA, IIIB, or IIIC with malunion
S
sequela

Risk adjustment

S82.891B 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

S82.891B is named in 6 Medicare coverage policies 6 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

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  • A56900Billing and Coding: Immunizations
  • A57685Billing and Coding: Total Knee Arthroplasty

Related codes at this level

Codes that share S82.891. If S82.891B is not quite right, the correct code is usually one of these.

Questions about S82.891B

Is S82.891B a billable ICD-10-CM code?
Yes. S82.891B is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S82.891B 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.