Try for free

Q89.3 ICD-10-CA code: Situs inversus

Q89.3 is the ICD-10-CA code for “Situs inversus” in CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026.

Official description

Q89.3

Situs inversus

ICD-10-CA · Canada · Also written Q893

Index terms

Entries in CIHI’s alphabetical index that lead to Q89.3. Searching the index by the condition the note names is how coders reach this code.

  • Heterotaxia
  • Triad, Kartagener
  • Kartagener's syndrome or triad
  • Dextrocardia (true), with, situs inversus
  • Transposition (congenital), abdominal viscera
  • Situs inversus or transversus (abdominalis) (thoracis)
  • Sinusitis bronchiectasis situs inversus (syndrome) (triad)
  • Transposition (congenital), viscera (abdominal) (thoracic)
  • Dextrocardia (true), with, complete transposition of viscera
  • Transposition (congenital), heart, with complete transposition of viscera
  • Transposition (congenital), stomach, with complete transposition of viscera
  • Malposition, congenital, heart, dextrocardia, with complete transposition of viscera

Notes for Q89.3

As CIHI prints them, with any note Q89.3 takes from the headings above it.

Includes

  • Dextrocardia, Mirror-image atrial arrangement — with situs inversusKartagener syndromeSitus inversus or transversus:• abdominalis• thoracisTransposition of viscera:• abdominal• thoracic

Excludes

Conditions classified elsewhere.

  • Dextrocardia NOS (Q24.0)laevocardia (Q24.1)
  • Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

Where Q89.3 sits

  1. 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. 2Block Q80-Q89Other congenital malformations
  3. 3Category Q89Other congenital malformations, not elsewhere classified
  4. 4Valid code Q89.3Situs inversus

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 Q89.3 in the CIHI source

Frequently asked questions

What does ICD-10-CA code Q89.3 mean?

Q89.3 is the ICD-10-CA code for “Situs inversus” in CIHI’s ICD-10-CA FY 2026–2027 release.

Where is Q89.3 in ICD-10-CA?

Q89.3 sits under Q89 Other congenital malformations, not elsewhere classified, within Q80-Q89 Other congenital malformations, within Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).

What coding notes apply to Q89.3?

ICD-10-CA lists Includes, Excludes notes for Q89.3, 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 Q89.3

Q89.0Congenital malformations of spleenQ89.1Congenital malformations of adrenal glandQ89.2Congenital malformations of other endocrine glandsQ89.4Conjoined twinsQ89.7Multiple congenital malformations, not elsewhere classifiedQ89.8Other specified congenital malformationsQ89.9Congenital malformation, unspecified