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U.S. ICD-10-CM · FY 2027

W16.821S ICD-10-CM Code: Jumping or diving into other water striking bottom causing drowning and submersion, sequela

A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.

Code definition

Official description

W16.821S

Jumping or diving into other water striking bottom causing drowning and submersion, sequela

ICD-10-CM diagnosis code · United States clinical modification

Classification

Where W16.821S sits

  1. 1

    Chapter 20

    External causes of morbidity (V00-Y99)

  2. 2

    Section

    Accidents (V00-X58)

  3. 3

    Category W16

    Fall, jump or diving into water

  4. 4

    Subcategory W16.821

    Jumping or diving into other water striking bottom causing drowning and submersion

  5. 5

    Code W16.821S

    Jumping or diving into other water striking bottom causing drowning and submersion, sequela

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for W16.821S.

Code first

No “code first” instruction is listed for W16.821S.

Use additional code

No “use additional code” instruction is listed for W16.821S.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for W16.821S.

Excludes2

Conditions not included here that may be reported separately when present.

No Excludes2 note is listed for W16.821S.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.

Review the CDC/NCHS ICD-10-CM source

Code-specific guidance

Frequently asked questions

What does ICD-10-CM code W16.821S mean?

W16.821S is the FY 2027 U.S. ICD-10-CM code for “Jumping or diving into other water striking bottom causing drowning and submersion, sequela.”

Is W16.821S a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, W16.821S has no child codes and is presented as a billable/specific code. Always confirm the active code set and payer requirements before use.

Where is W16.821S located in ICD-10-CM?

W16.821S is listed in Chapter 20, External causes of morbidity (V00-Y99), within Accidents (V00-X58) (V00–X58), under category W16, Fall, jump or diving into water and subcategory W16.821, Jumping or diving into other water striking bottom causing drowning and submersion.

What coding notes are listed for W16.821S?

No inclusion terms are listed for W16.821S in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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