W29.3 Contact with powered garden and outdoor hand tools and machinery

ICD-10-CM W29.3: Contact with powered garden and outdoor hand tools and machinery

ICD-10-CM code W29.3 represents an injury or poisoning concept for contact with powered garden and outdoor hand tools and machinery. It is an active terminology record that falls under the parent category W29, which covers contact with other powered hand tools and household machinery. 1 4

Plain-language overview

Code W29.3 is an active ICD-10-CM terminology record used to classify instances of contact with powered garden and outdoor hand tools and machinery, and it carries the semantic type of Injury or Poisoning. 1

What this code represents

The W29.3 code represents a specific diagnostic concept within ICD-10-CM version 2026, and the official terminology record indicates that this specific code has no narrower subordinate concepts branching beneath it. 1

Coding details

The W29.3 code is a child of the parent concept W29, which broadly categorizes contact with other powered hand tools and household machinery within the ICD-10-CM coding hierarchy. 1

The W29.3 code is expanded with seventh character extensions to define encounter specifics, including W29.3XXA for initial encounter, W29.3XXD for subsequent encounter, and W29.3XXS for sequela. 5

Documentation considerations

The ICD-10-CM code tree lists W29.3 alongside related codes such as W29.8 for contact with other powered hand tools and household machinery, as well as specific seventh character extensions for encounters. 5

What the sources add

While the W29.3 terminology record defines the diagnostic code for tool contact injuries, separate industry research focuses on developing design processes and hazard controls for large handheld powered equipment to manage associated risks. 1 2

Beyond the specific W29.3 code definition, occupational safety publications provide broader context on hazards related to powered equipment, including carbon monoxide poisoning from small gasoline-powered engines and chemical skin contact. 1 3

Coverage and utilization context

The W29.3 code is listed within an ICD-10-CM code tree alongside related categories like W29.8 for other powered hand tools, and the code tree provides specific seventh character extensions for initial encounters, subsequent encounters, and sequelae. 5

Clinical context

The official terminology explorer confirms that the W29.3 code carries the semantic type of Injury or Poisoning, and the terminology record lists a published abbreviation for the concept. 4 1

Sources

1. ICD-10-CM W29.3 terminology record — National Cancer Institute Enterprise Vocabulary Services; accessed 2026-07-27.
2. Industry Usage, Stakeholder Perceptions, and Usability — stacks.cdc.gov; accessed 2026-07-27.
3. NIOSH Numbered Communication Products - All — cdc.gov; accessed 2026-07-27.
4. EVS Explore — evsexplore.semantics.cancer.gov; accessed 2026-07-27.
5. ICD-10-CM 2024 | W29 - Contact with other powered hand tools and household machinery — unboundmedicine.com; accessed 2026-07-27.