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W00.1

W00.1: Fall from stairs and steps due to ice and snow

Non-billable headerICD-10-CM

W00.1 is a non-billable header ICD-10-CM code for fall from stairs and steps due to ice and snow. 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 W00

A
initial encounter
D
subsequent encounter
S
sequela

Excludes1 inherited from the categories above W00.1

A category’s note binds every code beneath it.

Written on W00: Fall due to ice and snow

  • fall on (from) ice and snow involving pedestrian conveyance (V00.-)
  • fall from stairs and steps not due to ice and snow (W10.-)

Other codes that can never be billed with W00.1

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

  • W10Fall on and from stairs and steps
  • V00Pedestrian conveyance accident

Risk adjustment

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

Alphabetic index entries that lead here

  • Fall, falling›from, off, out of›stairs, steps›due to ice or snow
  • Fall, falling›in, on›staircase, stairs, steps›due to ice or snow
  • Fall, falling›due to›ice or snow›from one level to another›on stairs or steps

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead W00.1

3 child codes. Green means billable.

Other codes under W00

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.