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Q27.1 ICD-10-CA code: Congenital renal artery stenosis

Q27.1 is the ICD-10-CA code for “Congenital renal artery stenosis” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

Q27.1

Congenital renal artery stenosis

ICD-10-CA · Canada · Also written Q271

Index terms

Entries in CIHI’s alphabetical index that lead to Q27.1. Searching the index by the condition the note names is how coders reach this code.

  • Stricture, renal artery, congenital
  • Stenosis (cicatricial), renal artery, congenital

Notes for Q27.1

As CIHI prints them, with any note Q27.1 takes from the headings above it.

Excludes

Conditions classified elsewhere.

  • Anomalies of:• cerebral and precerebral vessels (Q28.0-Q28.3)• coronary vessels (Q24.5)• pulmonary artery (Q25.5-Q25.7)congenital retinal aneurysm (Q14.1)haemangioma and lymphangioma (D18.-)From Q27 Other congenital malformations of peripheral vascular system
  • Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

Where Q27.1 sits

  1. 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. 2Block Q20-Q28Congenital malformations of the circulatory system
  3. 3Category Q27Other congenital malformations of peripheral vascular system
  4. 4Valid code Q27.1Congenital renal artery stenosis

Source and release

Data release
ICD-10-CA · FY 2026–2027
Effective date
Apr 1, 2026
Publisher
CIHI

This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

See Q27.1 in the CIHI source

Frequently asked questions

What does ICD-10-CA code Q27.1 mean?

Q27.1 is the ICD-10-CA code for “Congenital renal artery stenosis” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is Q27.1 in ICD-10-CA?

Q27.1 sits under Q27 Other congenital malformations of peripheral vascular system, within Q20-Q28 Congenital malformations of the circulatory system, within Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).

What coding notes apply to Q27.1?

ICD-10-CA lists Excludes notes for Q27.1, including those from the headings it sits under. They are listed on this page with where each one comes from.

Which ICD-10-CA release does this page use?

It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.

Codes beside Q27.1

Q27.0Congenital absence and hypoplasia of umbilical arteryQ27.2Other congenital malformations of renal arteryQ27.3Peripheral arteriovenous malformationQ27.4Congenital phlebectasiaQ27.8Other specified congenital malformations of peripheral vascular systemQ27.9Congenital malformation of peripheral vascular system, unspecified