ICD-10-CM W51: Accidental striking against or bumped into by another person

ICD-10-CM Diagnosis Code (2025)

Official Description for W51

Accidental striking against or bumped into by another person

Coding Notes & Guidelines for W51

Excludes1: Not Coded Here
  • assault by striking against or bumping into by another person (Y04.2)
  • fall due to collision with another person (W03)
7th Character Guidance

The appropriate 7th character is to be added to code W51

7th Character Definitions
  • A: initial encounter
  • D: subsequent encounter
  • S: sequela

About ICD-10-CM Code W51 (Accidental striking against or bumped into by another person)

ICD-10-CM code W51 is a billable or specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. The 2025 edition of ICD-10-CM W51 became effective on October 1, 2024.

This page provides detailed information about W51 - Accidental striking against or bumped into by another person. It includes common terminology, coding guidelines such as "Includes," "Excludes1," and "Excludes2" notes, and information on required 7th characters. Utilizing this information correctly is essential for accurate medical coding and claims submission for conditions like Accidental striking against or bumped into by another person.