U.S. ICD-10-CM · FY 2027

Q27 ICD-10-CM Code: Other congenital malformations of peripheral vascular system

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

Code definition

Official description

Q27

Other congenital malformations of peripheral vascular system

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

Classification

Where Q27 sits

  1. 1

    Chapter 17

    Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1)

  2. 2

    Section

    Congenital malformations of the circulatory system (Q20-Q28)

  3. 3

    Category Q27

    Other congenital malformations of peripheral vascular system

  4. 4

    Code Q27

    Other congenital malformations of peripheral vascular system

More specific choices

Codes under Q27

Q27 is a non-billable category. Choose the child code that best matches the documented diagnosis.

Q27.0

Congenital absence and hypoplasia of umbilical artery

Q27.1

Congenital renal artery stenosis

Q27.2

Other congenital malformations of renal artery

Q27.3

Arteriovenous malformation (peripheral)

Q27.4

Congenital phlebectasia

Q27.8

Other specified congenital malformations of peripheral vascular system

Q27.9

Congenital malformation of peripheral vascular system, unspecified

Documentation details

Notes for this code

Inclusion terms

No inclusion terms are listed for Q27.

Code first

No “code first” instruction is listed for Q27.

Use additional code

No “use additional code” instruction is listed for Q27.

Excludes1

Conditions that should not be reported together with this code.

No Excludes1 note is listed for Q27.

Excludes2

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

  • anomalies of cerebral and precerebral vessels (Q28.0-Q28.3)
  • anomalies of coronary vessels (Q24.5)
  • anomalies of pulmonary artery (Q25.5-Q25.7)
  • congenital retinal aneurysm (Q14.1)
  • hemangioma and lymphangioma (D18.-)

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 Q27 mean?

Q27 is the FY 2027 U.S. ICD-10-CM code for “Other congenital malformations of peripheral vascular system.”

Is Q27 a billable or specific ICD-10-CM code?

No. Q27 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 Q27 located in ICD-10-CM?

Q27 is listed in Chapter 17, Congenital malformations, deformations, chromosomal abnormalities, and genetic disorders (Q00-QA1), within Congenital malformations of the circulatory system (Q20-Q28) (Q20–Q28), under category Q27, Other congenital malformations of peripheral vascular system.

What coding notes are listed for Q27?

No inclusion terms are listed for Q27 in this reference record. No code-first instruction is listed. No Excludes1 note is listed. Excludes2 notes: anomalies of cerebral and precerebral vessels (Q28.0-Q28.3); anomalies of coronary vessels (Q24.5); anomalies of pulmonary artery (Q25.5-Q25.7); congenital retinal aneurysm (Q14.1); hemangioma and lymphangioma (D18.-).

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