2026 ICD-10-CM Diagnosis Code W16Fall, jump or diving into water

ICD-10-CM CodesV01–Y99W00-W19W16

ICD-10-CM W16
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

W16 is a non-billable ICD-10-CM category code for fall, jump or diving into water, so it cannot be submitted on claims. Use a more specific code from this category instead, such as W16.011A, W16.011D, W16.011S, and W16.012A.

Code Identity

ICD-10-CM Code
W16
Billable Status
No — Non-Billable Category
Code Describes
Fall, jump or diving into water
Chapter
W00-W19
Slipping, tripping, stumbling and falls

Code Classification

ChapterV01–Y99External causes of morbidity and mortality
SectionW00-W19Slipping, tripping, stumbling and falls
CategoryW16Fall, jump or diving into water
This CodeW16Fall, jump or diving into water

Specific Coding for Fall, jump or diving into waterOverview

Non-specific codes like W16 require more characters. Use one of these billable codes instead:

  • W16.0 for Fall into swimming pool

  • W16.01 for Fall into swimming pool striking water surface

  • W16.02 for Fall into swimming pool striking bottom

  • W16.03 for Fall into swimming pool striking wall

  • W16.1 for Fall into natural body of water

  • W16.11 for Fall into natural body of water striking water surface

  • W16.12 for Fall into natural body of water striking bottom

  • W16.13 for Fall into natural body of water striking side

  • W16.2 for Fall in (into) filled bathtub or bucket of water

  • W16.21 for Fall in (into) filled bathtub

  • W16.22 for Fall in (into) bucket of water

  • W16.3 for Fall into other water

  • W16.31 for Fall into other water striking water surface

  • W16.32 for Fall into other water striking bottom

  • W16.33 for Fall into other water striking wall

  • W16.4 for Fall into unspecified water

  • W16.41 for Fall into unspecified water causing drowning and submersion

  • W16.42 for Fall into unspecified water causing other injury

  • W16.5 for Jumping or diving into swimming pool

  • W16.51 for Jumping or diving into swimming pool striking water surface

  • W16.52 for Jumping or diving into swimming pool striking bottom

  • W16.53 for Jumping or diving into swimming pool striking wall

  • W16.6 for Jumping or diving into natural body of water

  • W16.61 for Jumping or diving into natural body of water striking water surface

  • W16.62 for Jumping or diving into natural body of water striking bottom

  • W16.7 for Jumping or diving from boat

  • W16.71 for Jumping or diving from boat striking water surface

  • W16.72 for Jumping or diving from boat striking bottom

  • W16.8 for Jumping or diving into other water

  • W16.81 for Jumping or diving into other water striking water surface

  • W16.82 for Jumping or diving into other water striking bottom

  • W16.83 for Jumping or diving into other water striking wall

  • W16.9 for Jumping or diving into unspecified water

  • W16.91 for Jumping or diving into unspecified water causing drowning and submersion

  • W16.92 for Jumping or diving into unspecified water causing other injury

Tabular List NotesGuidance

Coding notes and annotation back-references applicable to this code.

Type 1 Excludes

  • 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

Type 2 Excludes

  • striking or hitting diving board W21.4

7th Character Note

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

7th Character

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Patient EducationClinical

Falls

Falls can be dangerous at any age. Babies and young children can get hurt falling off furniture or down the stairs. Older children may fall off playground equipment. For older adults, falls can be especially serious. They are at higher risk of falling.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About W16Overview

Is W16 (Fall, jump or diving into water) a billable code?

No. This is a category header that groups the codes for fall, jump or diving into water, and headers cannot be submitted on claims. Claims for fall, jump or diving into water need a more specific code from this category, such as W16.011A, W16.011D, and W16.011S.