U.S. ICD-10-CM · FY 2027

A42.1 ICD-10-CM Code: Abdominal actinomycosis

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

Code definition

Official description

A42.1

Abdominal actinomycosis

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

Classification

Where A42.1 sits

  1. 1

    Chapter 1

    Certain infectious and parasitic diseases (A00-B99)

  2. 2

    Section

    Other bacterial diseases (A30-A49)

  3. 3

    Category A42

    Actinomycosis

  4. 4

    Code A42.1

    Abdominal actinomycosis

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for A42.1.

Code first

No “code first” instruction is listed for A42.1.

Use additional code

No “use additional code” instruction is listed for A42.1.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for A42.1.

Excludes2

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

No Excludes2 note is listed for A42.1.

Transparency

Source and release

Data release

U.S. ICD-10-CM · FY 2027

Effective date

Oct 1, 2026

Publisher

Vero Scribe Inc.

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 A42.1 mean?

A42.1 is the FY 2027 U.S. ICD-10-CM code for “Abdominal actinomycosis.”

Is A42.1 a billable or specific ICD-10-CM code?

Yes. In the FY 2027 reference data used on this page, A42.1 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 A42.1 located in ICD-10-CM?

A42.1 is listed in Chapter 1, Certain infectious and parasitic diseases (A00-B99), within Other bacterial diseases (A30-A49) (A30–A49), under category A42, Actinomycosis.

What coding notes are listed for A42.1?

No inclusion terms are listed for A42.1 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. No Excludes2 note is listed.

Keep exploring

Related A42 codes

A42.0

Pulmonary actinomycosis

A42.2

Cervicofacial actinomycosis

A42.7

Actinomycotic sepsis

Ready to transform your clinical documentation?

Join Vero and see how effortless documentation can be.

Try for free

  • No credit card required

  • Cancel anytime