S96.99Header code — not billable

Other specified injury of unspecified muscle and tendon at ankle and foot level

Short description: Oth injury of unsp muscle and tendon at ankle and foot level

Chapter
19. Injury, poisoning and certain other consequences of external causes
Category
S96
Effective date
October 1, 2026

Related codes in category S96

S96Injury of muscle and tendon at ankle and foot levelS96.0Injury of msl/tnd lng flexor muscle of toe at ank/ft levelS96.00Unsp inj msl/tnd lng flexor muscle of toe at ank/ft levelS96.001Unsp inj msl/tnd lng flxr msl of toe at ank/ft level, r footS96.001AUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, r ft, initYesS96.001DUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, r ft, subsYesS96.001SUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, r ft, sqlaYesS96.002Unsp inj msl/tnd lng flxr msl of toe at ank/ft level, l footS96.002AUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, l ft, initYesS96.002DUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, l ft, subsYesS96.002SUnsp inj msl/tnd lng flxr msl toe at ank/ft lev, l ft, sqlaYesS96.009Unsp inj msl/tnd lng flxr msl toe at ank/ft level, unsp foot

Frequently asked questions

What is ICD-10 code S96.99?

S96.99 is an ICD-10-CM diagnosis code for Other specified injury of unspecified muscle and tendon at ankle and foot level.

Is S96.99 a billable code?

No. S96.99 is a category/header code, not billable on its own — use one of its more specific child codes instead.

What ICD-10-CM chapter is S96.99 in?

S96.99 falls under Chapter 19: Injury, poisoning and certain other consequences of external causes.

When did S96.99 become effective?

S96.99 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.

What other codes are related to S96.99?

S96.99 belongs to category S96, which includes 12 other codes — see the related codes list on this page.

ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.