2026 ICD-10-CM Diagnosis Code W03Other fall on same level due to collision with another person

ICD-10-CM CodesV01–Y99W00-W19W03

ICD-10-CM W03
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

W03 is a non-billable ICD-10-CM category code for other fall on same level due to collision with another person, so it cannot be submitted on claims. Use a more specific code from this category instead, such as W03.XXXA, W03.XXXD, and W03.XXXS.

Code Identity

ICD-10-CM Code
W03
Billable Status
No — Non-Billable Category
Code Describes
Other fall on same level due to collision with another person
Chapter
W00-W19
Slipping, tripping, stumbling and falls

Code Classification

ChapterV01–Y99External causes of morbidity and mortality
SectionW00-W19Slipping, tripping, stumbling and falls
CategoryW03Other fall on same level due to collision with another person
This CodeW03Other fall on same level due to collision with another person

Tabular List NotesGuidance

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

Inclusion Terms

  • Fall due to non-transport collision with other person

Type 1 Excludes

  • collision with another person without fall W51
  • crushed or pushed by a crowd or human stampede W52
  • fall involving pedestrian conveyance V00 V09
  • fall due to ice or snow W00
  • fall on same level NOS W18.30

7th Character Note

  • The appropriate 7th character is to be added to code W03

7th Character

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

Patient EducationClinical

Falls

Falls can be dangerous at any age. Babies and young children can get hurt falling off furniture or down the stairs. Older children may fall off playground equipment. For older adults, falls can be especially serious. They are at higher risk of falling.

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 W03Overview

Is W03 a billable code?

No. This is a category header that groups the codes for other fall on same level due to collision with another person, and headers cannot be submitted on claims. Claims for other fall on same level due to collision with another person need a more specific code from this category, such as W03.XXXA, W03.XXXD, and W03.XXXS.