2026 ICD-10-CM Diagnosis Code S96Injury of muscle and tendon at ankle and foot level

ICD-10-CM Codes›S00–T88›S90-S99›S96

ICD-10-CM S96
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

S96 is a non-billable ICD-10-CM category code for injury of muscle and tendon at ankle and foot level, so it cannot be submitted on claims. Use a more specific code from this category instead, such as S96.001A, S96.001D, S96.001S, and S96.002A.

Code Identity

ICD-10-CM Code
S96
Billable Status
No — Non-Billable Category
Code Describes
Injury of muscle and tendon at ankle and foot level
Short Description
Injury of muscle and tendon at ankle and foot level
Same as the full description in the CMS dataset.
Chapter
S90-S99
Injuries to the ankle and foot

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS90-S99Injuries to the ankle and foot
CategoryS96Injury of muscle and tendon at ankle and foot level
This CodeS96Injury of muscle and tendon at ankle and foot level

Specific Coding for Injury of muscle and tendon at ankle and foot levelOverview

Non-specific codes like S96 require more characters. Use one of these billable codes instead:

  • S96.0 for Injury of muscle and tendon of long flexor muscle of toe at ankle and foot level

  • S96.00 for Unspecified injury of muscle and tendon of long flexor muscle of toe at ankle and foot level

  • S96.01 for Strain of muscle and tendon of long flexor muscle of toe at ankle and foot level

  • S96.02 for Laceration of muscle and tendon of long flexor muscle of toe at ankle and foot level

  • S96.09 for Other injury of muscle and tendon of long flexor muscle of toe at ankle and foot level

  • S96.1 for Injury of muscle and tendon of long extensor muscle of toe at ankle and foot level

  • S96.10 for Unspecified injury of muscle and tendon of long extensor muscle of toe at ankle and foot level

  • S96.11 for Strain of muscle and tendon of long extensor muscle of toe at ankle and foot level

  • S96.12 for Laceration of muscle and tendon of long extensor muscle of toe at ankle and foot level

  • S96.19 for Other specified injury of muscle and tendon of long extensor muscle of toe at ankle and foot level

  • S96.2 for Injury of intrinsic muscle and tendon at ankle and foot level

  • S96.20 for Unspecified injury of intrinsic muscle and tendon at ankle and foot level

  • S96.21 for Strain of intrinsic muscle and tendon at ankle and foot level

  • S96.22 for Laceration of intrinsic muscle and tendon at ankle and foot level

  • S96.29 for Other specified injury of intrinsic muscle and tendon at ankle and foot level

  • S96.8 for Injury of other specified muscles and tendons at ankle and foot level

  • S96.80 for Unspecified injury of other specified muscles and tendons at ankle and foot level

  • S96.81 for Strain of other specified muscles and tendons at ankle and foot level

  • S96.82 for Laceration of other specified muscles and tendons at ankle and foot level

  • S96.89 for Other specified injury of other specified muscles and tendons at ankle and foot level

  • S96.9 for Injury of unspecified muscle and tendon at ankle and foot level

  • S96.90 for Unspecified injury of unspecified muscle and tendon at ankle and foot level

  • S96.91 for Strain of unspecified muscle and tendon at ankle and foot level

  • S96.92 for Laceration of unspecified muscle and tendon at ankle and foot level

  • S96.99 for Other specified injury of unspecified muscle and tendon at ankle and foot level

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Injury of muscle and tendon at ankle and foot level (S96). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Code Also

  • any associated open wound S91

Type 2 Excludes

  • injury of Achilles tendon S86.0
  • sprain of joints and ligaments of ankle and foot S93

7th Character Note

  • The appropriate 7th character is to be added to each code from category S96

7th Character

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Patient EducationClinical

Foot Injuries and Disorders

Each of your feet has 26 bones, 33 joints, and more than 100 tendons, muscles, and ligaments. No wonder a lot of things can go wrong. Here are a few common problems:

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About S96Overview

Is S96 (Injury of muscle and tendon at ankle and foot level) a billable code?

No. This is a category header that groups the codes for injury of muscle and tendon at ankle and foot level, and headers cannot be submitted on claims. Claims for injury of muscle and tendon at ankle and foot level need a more specific code from this category, such as S96.001A, S96.001D, and S96.001S.