MCMedicalCodingSoftware
S86.921S

S86.921S: Laceration of unspecified muscle(s) and tendon(s) at lower leg level, right leg, sequela

Billable / specific codeICD-10-CMPOA exemptright

S86.921S is a billable, specific ICD-10-CM code for laceration of unspecified muscle(s) and tendon(s) at lower leg level, right leg, sequela. It is valid for submission on a claim.

Check S86.921S with the rest of the claim: free scrubber

7th character "S": sequela

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

A
initial encounter
D
subsequent encounter
S
sequela

Excludes2 inherited from the categories above S86.921S

Not part of this code, but both may be coded when both are present.

Written on S86: Injury of muscle, fascia and tendon at lower leg level

  • injury of muscle, fascia and tendon at ankle (S96.-)
  • injury of patellar ligament (tendon) (S76.1-)
  • sprain of joints and ligaments of knee (S83.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

S86.921S is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A53057Billing and Coding: Home Health Occupational Therapy
  • A53058Billing and Coding: Home Health Physical Therapy
  • A53064Billing and Coding: Outpatient Occupational Therapy
  • A53065Billing and Coding: Outpatient Physical Therapy

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under S86.921

ICD-10-CMFY2027· effective October 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.