MCMCB Pro
S86.809D

S86.809DUnspecified injury of other muscle(s) and tendon(s) at lower leg level, unspecified leg, subsequent encounter

Billable / specific codeICD-10-CMPOA exemptunspecified

S86.809D is a billable, specific ICD-10-CM code for unspecified injury of other muscle(s) and tendon(s) at lower leg level, unspecified leg, subsequent encounter. It is valid for submission on a claim.

7th character "D" — subsequent encounter

The appropriate 7th character is to be added to each code from category S86

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S86.809D 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

S86.809D is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56680Billing and Coding: Routine Foot Care

Related codes at this level

Codes that share S86.809. If S86.809D is not quite right, the correct code is usually one of these.

Questions about S86.809D

Is S86.809D a billable ICD-10-CM code?
Yes. S86.809D is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S86.809D 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.