2026 ICD-10-CM Diagnosis Code S85Injury of blood vessels at lower leg level

ICD-10-CM Codes›S00–T88›S80-S89›S85

ICD-10-CM S85
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

S85 is a non-billable ICD-10-CM category code for injury of blood vessels at lower leg level, so it cannot be submitted on claims. Use a more specific code from this category instead, such as S85.001A, S85.001D, S85.001S, and S85.002A.

Code Identity

ICD-10-CM Code
S85
Billable Status
No — Non-Billable Category
Code Describes
Injury of blood vessels at lower leg level
Chapter
S80-S89
Injuries to the knee and lower leg

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS80-S89Injuries to the knee and lower leg
CategoryS85Injury of blood vessels at lower leg level
This CodeS85Injury of blood vessels at lower leg level

Specific Coding for Injury of blood vessels at lower leg levelOverview

Non-specific codes like S85 require more characters. Use one of these billable codes instead:

  • S85.0 for Injury of popliteal artery

  • S85.00 for Unspecified injury of popliteal artery

  • S85.01 for Laceration of popliteal artery

  • S85.09 for Other specified injury of popliteal artery

  • S85.1 for Injury of tibial artery

  • S85.10 for Unspecified injury of unspecified tibial artery

  • S85.11 for Laceration of unspecified tibial artery

  • S85.12 for Other specified injury of unspecified tibial artery

  • S85.13 for Unspecified injury of anterior tibial artery

  • S85.14 for Laceration of anterior tibial artery

  • S85.15 for Other specified injury of anterior tibial artery

  • S85.16 for Unspecified injury of posterior tibial artery

  • S85.17 for Laceration of posterior tibial artery

  • S85.18 for Other specified injury of posterior tibial artery

  • S85.2 for Injury of peroneal artery

  • S85.20 for Unspecified injury of peroneal artery

  • S85.21 for Laceration of peroneal artery

  • S85.29 for Other specified injury of peroneal artery

  • S85.3 for Injury of greater saphenous vein at lower leg level

  • S85.30 for Unspecified injury of greater saphenous vein at lower leg level

  • S85.31 for Laceration of greater saphenous vein at lower leg level

  • S85.39 for Other specified injury of greater saphenous vein at lower leg level

  • S85.4 for Injury of lesser saphenous vein at lower leg level

  • S85.40 for Unspecified injury of lesser saphenous vein at lower leg level

  • S85.41 for Laceration of lesser saphenous vein at lower leg level

  • S85.49 for Other specified injury of lesser saphenous vein at lower leg level

  • S85.5 for Injury of popliteal vein

  • S85.50 for Unspecified injury of popliteal vein

  • S85.51 for Laceration of popliteal vein

  • S85.59 for Other specified injury of popliteal vein

  • S85.8 for Injury of other blood vessels at lower leg level

  • S85.80 for Unspecified injury of other blood vessels at lower leg level

  • S85.81 for Laceration of other blood vessels at lower leg level

  • S85.89 for Other specified injury of other blood vessels at lower leg level

  • S85.9 for Injury of unspecified blood vessel at lower leg level

  • S85.90 for Unspecified injury of unspecified blood vessel at lower leg level

  • S85.91 for Laceration of unspecified blood vessel at lower leg level

  • S85.99 for Other specified injury of unspecified blood vessel at lower leg level

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Injury of blood vessels at lower leg level (S85). 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 S81

Type 2 Excludes

  • injury of blood vessels at ankle and foot level S95

7th Character Note

  • The appropriate 7th character is to be added to each code from category S85

7th Character

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

Patient EducationClinical

Leg Injuries and Disorders

Your legs are made up of bones, blood vessels, muscles, and other connective tissue. They are important for motion and standing. Playing sports, running, falling, or having an accident can damage your legs. Common leg injuries include sprains and strains, joint dislocations, and fractures (broken bones).

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 S85Overview

Is S85 (Injury of blood vessels at lower leg level) a billable code?

No. This is a category header that groups the codes for injury of blood vessels at lower leg level, and headers cannot be submitted on claims. Claims for injury of blood vessels at lower leg level need a more specific code from this category, such as S85.001A, S85.001D, and S85.001S.