W16
ICD-10Non-billable categoryFall, jump or diving into water
Official ICD-10-CM descriptor (FY2026)
Fall, jump or diving into water
W16 is a category heading, not a billable code. CMS does not accept it on a claim; report one of the more specific codes beneath it.
Excludes1
Not coded here. An Excludes1 code should never be reported at the same time as the code above it.
- 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
Not included here. The condition is not part of this code, but a patient may have both, and both codes may be reported together.
- striking or hitting diving board (W21.4)
7th character
- The appropriate 7th character is to be added to each code from category W16
Permitted 7th characters
| A | initial encounter |
| D | subsequent encounter |
| S | sequela |
More specific codes under W16
- W16.0Fall into swimming poolcategory
- W16.1Fall into natural body of watercategory
- W16.2Fall in (into) filled bathtub or bucket of watercategory
- W16.3Fall into other watercategory
- W16.4Fall into unspecified watercategory
- W16.5Jumping or diving into swimming poolcategory
- W16.6Jumping or diving into natural body of watercategory
- W16.7Jumping or diving from boatcategory
- W16.8Jumping or diving into other watercategory
- W16.9Jumping or diving into unspecified watercategory
Where this code sits
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ICD-10-CM FY2026. Centers for Medicare & Medicaid Services (CMS) / National Center for Health Statistics (NCHS), “2026 ICD-10-CM Code Descriptions in Tabular Order” (icd10cm_order_2026.txt). Download the original file from cms.gov. Public domain (US Government work). Descriptors, billable flags and instructional notes on this page are reproduced from that file without modification. Krasyn adds no clinical guidance.