Billable / Specific Code
ICD-10-CM W51 is the diagnosis code for Accidental striking against or bumped into by another person. This code falls under the section "Exposure to animate mechanical forces" within Chapter 20 — External causes of morbidity (V00-Y99). It is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.
The following conditions should never be coded at the same time as W51. They are mutually exclusive:
Understanding where W51 sits in the ICD-10-CM classification helps ensure proper coding:
Yes, W51 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
W51 is the ICD-10-CM diagnosis code for "Accidental striking against or bumped into by another person". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.
W51 is located in Section W50-W64 — "Exposure to animate mechanical forces" within Chapter 20 of the ICD-10-CM Tabular List.
Use W51 when the patients documented diagnosis matches "Accidental striking against or bumped into by another person" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.
The ICD-10-CM code for Accidental striking against or bumped into by another person is W51.
Yes, W51 can be used as a primary diagnosis code since it is billable and specific.
W51 is in Chapter 20 of the ICD-10-CM Tabular List.
Type 1 Excludes for W51 include: assault by striking against or bumping into by another person (Y04.2); fall due to collision with another person (W03).
Yes, W51 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.