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ICD-10-CM 2027 diagnosis code

W01Fall on same level from slipping, tripping and stumbling

Not billable — use a more specific code

W01 is a header code, so it can't be reported by itself. Choose one of the 2 more specific codes beneath it.

Code unchanged since ICD-10-CM took effect on October 1, 2015. Source: official FY2027 ICD-10-CM release from CDC/NCHS and CMS. Page updated September 29, 2026. About our data

About W01

W01 is the ICD-10-CM diagnosis code for fall on same level from slipping, tripping and stumbling. It belongs to block W00-W19 (slipping, tripping, stumbling and falls) and chapter 20 (external causes of morbidity). It is a header code, so it can't be reported by itself; one of its 2 subcodes must be used instead.

To report this condition, pick the subcode that matches the documentation: W01.0 (without subsequent striking against object) and W01.1 (with subsequent striking against object).

Don't report W01 together with the conditions in its Excludes1 note: fall due to bumping (striking) against object (W18.0-), fall in shower or bathtub (W18.2-), fall on same level NOS (W18.30), fall on same level from slipping, tripping and stumbling due to ice or snow (W00.0) and 3 more.

It has been part of ICD-10-CM since the code set took effect on October 1, 2015 and hasn't changed since.

Specific codes under W01

Coding notes

IncludesFurther defines the content of the category
  • fall on moving sidewalk
Excludes1Not coded here — never report together with this code
  • fall due to bumping (striking) against object (W18.0-)
  • fall in shower or bathtub (W18.2-)
  • fall on same level NOS (W18.30)
  • fall on same level from slipping, tripping and stumbling due to ice or snow (W00.0)
  • fall off or from toilet (W18.1-)
  • slipping, tripping and stumbling NOS (W18.40)
  • slipping, tripping and stumbling without falling (W18.4-)

Notes that apply from higher levels

Instructions written at a parent level also apply to W01.

Code history

  1. 2016
  2. 2017
  3. 2018
  4. 2019
  5. 2020
  6. 2021
  7. 2022
  8. 2023
  9. 2024
  10. 2025
  11. 2026
  12. 2027
  • FY2016 (effective 10/1/2015): Added (first year of ICD-10-CM)
  • No changes since FY2016.

Common questions about W01

Is W01 billable?

No. W01 is a header code. Report one of its more specific subcodes instead.