2026 ICD-10-CM Diagnosis Code S78Traumatic amputation of hip and thigh

ICD-10-CM CodesS00–T88S70-S79S78

ICD-10-CM S78
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

S78 is a non-billable ICD-10-CM category code for traumatic amputation of hip and thigh, so it cannot be submitted on claims. Use a more specific code from this category instead, such as S78.011A, S78.011D, S78.011S, and S78.012A.

Code Identity

ICD-10-CM Code
S78
Billable Status
No — Non-Billable Category
Code Describes
Traumatic amputation of hip and thigh
Short Description
Traumatic amputation of hip and thigh
Same as the full description in the CMS dataset.
Chapter
S70-S79
Injuries to the hip and thigh

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS70-S79Injuries to the hip and thigh
CategoryS78Traumatic amputation of hip and thigh
This CodeS78Traumatic amputation of hip and thigh

Specific Coding for Traumatic amputation of hip and thighOverview

Non-specific codes like S78 require more characters. Use one of these billable codes instead:

  • S78.0 for Traumatic amputation at hip joint

  • S78.01 for Complete traumatic amputation at hip joint

  • S78.02 for Partial traumatic amputation at hip joint

  • S78.1 for Traumatic amputation at level between hip and knee

  • S78.11 for Complete traumatic amputation at level between hip and knee

  • S78.12 for Partial traumatic amputation at level between hip and knee

  • S78.9 for Traumatic amputation of hip and thigh, level unspecified

  • S78.91 for Complete traumatic amputation of hip and thigh, level unspecified

  • S78.92 for Partial traumatic amputation of hip and thigh, level unspecified

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Traumatic amputation of hip and thigh (S78). 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.

Inclusion Terms

  • An amputation not identified as partial or complete should be coded to complete

Type 1 Excludes

  • traumatic amputation of knee S88.0

7th Character Note

  • The appropriate 7th character is to be added to each code from category S78

7th Character

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

Patient EducationClinical

Limb Loss

People can lose all or part of an arm or leg for many reasons. Common ones include:

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 S78Overview

Is S78 (Traumatic amputation of hip and thigh) a billable code?

No. This is a category header that groups the codes for traumatic amputation of hip and thigh, and headers cannot be submitted on claims. Claims for traumatic amputation of hip and thigh need a more specific code from this category, such as S78.011A, S78.011D, and S78.011S.