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W29

W29: Contact with other powered hand tools and household machinery

Non-billable headerICD-10-CM

W29 is a non-billable header ICD-10-CM code for contact with other powered hand tools and household machinery. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category W29

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1: never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

  • contact with commercial machinery (W31.82)
  • contact with hot household appliance (X15)
  • contact with nonpowered hand tool (W27.-)
  • exposure to electric current (W86)

Other codes that can never be billed with W29

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • W26.0Contact with knife
  • W26.0XXAContact with knife, initial encounter
  • W26.0XXDContact with knife, subsequent encounter
  • W26.0XXSContact with knife, sequela
  • W31.82Contact with other commercial machinery
  • W31.82XAContact with other commercial machinery, initial encounter
  • W31.82XDContact with other commercial machinery, subsequent encounter
  • W31.82XSContact with other commercial machinery, sequela

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead W29

6 child codes. Green means billable.

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.