MedCodeSearch
ICD-10-CM Current in FY 2027

W16.021A

Fall into swimming pool striking bottom causing drowning and submersion, initial encounter

Release
FY 2027
Effective
Official source (opens in a new tab)

Hierarchy

Where W16.021A sits in the official hierarchy. Each level is the code it is classified under.

  1. W16 Fall, jump or diving into water
  2. W16.0 Fall into swimming pool
  3. W16.02 Fall into swimming pool striking bottom
  4. W16.021 Parent Fall into swimming pool striking bottom causing drowning and submersion
  5. W16.021A This code Fall into swimming pool striking bottom causing drowning and submersion, initial encounter

Official Coding Notes

Reproduced verbatim from the FY 2027 ICD-10-CM files. Notes labelled as inherited are declared on a parent code and apply here too.

Excludes1

drowning and submersion while in swimming pool without fall ( W67 )

Inherited from W16.021 — Fall into swimming pool striking bottom causing drowning and submersion

Excludes1

accidental non-watercraft drowning and submersion not involving fall (W65-W74)

Inherited from W16 — Fall, jump or diving into water

Excludes1

fall into empty swimming pool ( W17.3 )

Inherited from W16.0 — Fall into swimming pool

Excludes1

effects of air pressure from diving ( W94 .-)

Inherited from W16 — Fall, jump or diving into water

Excludes1

fall into water from watercraft (V90-V94)

Inherited from W16 — Fall, jump or diving into water

Excludes1

hitting an object or against bottom when falling from watercraft ( V94.0 )

Inherited from W16 — Fall, jump or diving into water

Excludes2

striking or hitting diving board ( W21.4 )

Inherited from W16 — Fall, jump or diving into water

7th Character

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

Inherited from W16 — Fall, jump or diving into water

7th Character

A - initial encounter

Inherited from W16 — Fall, jump or diving into water

7th Character

D - subsequent encounter

Inherited from W16 — Fall, jump or diving into water

7th Character

S - sequela

Inherited from W16 — Fall, jump or diving into water

Version History

How W16.021A appears in each release imported from the official files, newest first.

  1. FY 2027 Effective

    Current

    Fall into swimming pool striking bottom causing drowning and submersion, initial encounter

  2. FY 2026 Effective

    Unchanged

    Fall into swimming pool striking bottom causing drowning and submersion, initial encounter

Related Codes

Other codes under W16.021

Data Source

Code information on this page is derived from the FY 2027 ICD-10-CM files published by CDC NCHS and CMS.

Release
FY 2027
Effective
Source file
icd10cm-code-descriptions-2027.zip

Official ICD-10-CM source files (opens in a new tab)

MedCodeSearch is an independent reference service and is not affiliated with CMS, CDC, or the U.S. government.

Look up another code

Search ICD-10-CM, ICD-10-PCS and HCPCS Level II by code or description.