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ICD-10-CM 2027 diagnosis code

W16.511Jumping or diving into swimming pool striking water surface causing drowning and submersion

Not billable — use a more specific codeRequires 7th character

W16.511 is a header code, so it can't be reported by itself. Choose one of the 3 more specific codes beneath it and add the required 7th character.Short description: Jump/div into swimming pool striking surfc causing drown

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 W16.511

W16.511 is the ICD-10-CM diagnosis code for jumping or diving into swimming pool striking water surface causing drowning and submersion. It belongs to category W16 (fall, jump or diving into water), 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 3 subcodes must be used instead.

Within W16.51 (jumping or diving into swimming pool striking water surface), W16.511 is specifically for jumping or diving into swimming pool striking water surface causing drowning and submersion. Related codes cover causing other injury (W16.512).

Codes in this range require a 7th character: A for initial encounter, D for subsequent encounter and S for sequela. Use placeholder "X" characters to fill any empty positions before the 7th character.

Don't report W16.511 together with the conditions in its Excludes1 note: drowning and submersion while in swimming pool without jumping or diving (W67).

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

7th character

The appropriate 7th character is to be added to each code from category W16

Coding notes

Excludes1Not coded here — never report together with this code
  • drowning and submersion while in swimming pool without jumping or diving (W67)

Notes that apply from higher levels

Instructions written at a parent level also apply to W16.511.

› From W16 Fall, jump or diving into water
Excludes1
  • accidental non-watercraft drowning and submersion not involving fall (W65-W74)
  • effects of air pressure from diving (W94.-)
  • fall into water from watercraft (V90-V94)
  • hitting an object or against bottom when falling from watercraft (V94.0)
Excludes2
  • striking or hitting diving board (W21.4)

Broader instructions also apply from W00-W19 Slipping, tripping, stumbling and falls and Chapter 20: External causes of morbidity.

Alphabetic index entries

3 entries

Terms in the official ICD-10-CM index that lead to W16.511.

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 W16.511

Is W16.511 billable?

No. W16.511 is a header code. Report one of its more specific subcodes instead.