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U.S. ICD-10-CM · FY 2027

W56.21XD ICD-10-CM Code: Bitten by orca, subsequent encounter

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

Code definition

Official description

W56.21XD

Bitten by orca, subsequent encounter

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

Classification

Where W56.21XD sits

  1. 1

    Chapter 20

    External causes of morbidity (V00-Y99)

  2. 2

    Section

    Accidents (V00-X58)

  3. 3

    Category W56

    Contact with nonvenomous marine animal

  4. 4

    Subcategory W56.21

    Bitten by orca

  5. 5

    Code W56.21XD

    Bitten by orca, subsequent encounter

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for W56.21XD.

Code first

No “code first” instruction is listed for W56.21XD.

Use additional code

No “use additional code” instruction is listed for W56.21XD.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for W56.21XD.

Excludes2

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

No Excludes2 note is listed for W56.21XD.

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 W56.21XD mean?

W56.21XD is the FY 2027 U.S. ICD-10-CM code for “Bitten by orca, subsequent encounter.”

Is W56.21XD a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, W56.21XD 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 W56.21XD located in ICD-10-CM?

W56.21XD is listed in Chapter 20, External causes of morbidity (V00-Y99), within Accidents (V00-X58) (V00–X58), under category W56, Contact with nonvenomous marine animal and subcategory W56.21, Bitten by orca.

What coding notes are listed for W56.21XD?

No inclusion terms are listed for W56.21XD in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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