U.S. ICD-10-CM · FY 2027

I77 ICD-10-CM Code: Other disorders of arteries and arterioles

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

Code definition

Official description

I77

Other disorders of arteries and arterioles

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

Classification

Where I77 sits

  1. 1

    Chapter 9

    Diseases of the circulatory system (I00-I99)

  2. 2

    Section

    Diseases of arteries, arterioles and capillaries (I70-I79)

  3. 3

    Category I77

    Other disorders of arteries and arterioles

  4. 4

    Code I77

    Other disorders of arteries and arterioles

More specific choices

Codes under I77

I77 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for I77.

Code first

No “code first” instruction is listed for I77.

Use additional code

No “use additional code” instruction is listed for I77.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for I77.

Excludes2

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

  • collagen (vascular) diseases (M30-M36)
  • hypersensitivity angiitis (M31.0)
  • pulmonary artery (I28.-)

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 I77 mean?

I77 is the FY 2027 U.S. ICD-10-CM code for “Other disorders of arteries and arterioles.”

Is I77 a billable or specific ICD-10-CM code?

No. I77 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.

Where is I77 located in ICD-10-CM?

I77 is listed in Chapter 9, Diseases of the circulatory system (I00-I99), within Diseases of arteries, arterioles and capillaries (I70-I79) (I70–I79), under category I77, Other disorders of arteries and arterioles.

What coding notes are listed for I77?

No inclusion terms are listed for I77 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: collagen (vascular) diseases (M30-M36); hypersensitivity angiitis (M31.0); pulmonary artery (I28.-).

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