U.S. ICD-10-CM · FY 2027

B89 ICD-10-CM Code: Unspecified parasitic disease

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

Code definition

Official description

B89

Unspecified parasitic disease

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

Classification

Where B89 sits

  1. 1

    Chapter 1

    Certain infectious and parasitic diseases (A00-B99)

  2. 2

    Section

    Pediculosis, acariasis and other infestations (B85-B89)

  3. 3

    Category B89

    Unspecified parasitic disease

  4. 4

    Code B89

    Unspecified parasitic disease

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for B89.

Code first

No “code first” instruction is listed for B89.

Use additional code

No “use additional code” instruction is listed for B89.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for B89.

Excludes2

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

No Excludes2 note is listed for B89.

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 B89 mean?

B89 is the FY 2027 U.S. ICD-10-CM code for “Unspecified parasitic disease.”

Is B89 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, B89 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 B89 located in ICD-10-CM?

B89 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Pediculosis, acariasis and other infestations (B85-B89) (B85–B89), under category B89, Unspecified parasitic disease.

What coding notes are listed for B89?

No inclusion terms are listed for B89 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

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