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Q41 ICD-10-CA category: Congenital absence, atresia and stenosis of small intestine

Q41 isn’t a code on its own. Choose one of the 5 codes beneath it, the one the documentation supports.

Official description

Q41

Congenital absence, atresia and stenosis of small intestine

ICD-10-CA · Canada

Codes in Q41

Q41 isn’t a code on its own. Open the code that matches what the note documents.

Q41.0Congenital absence, atresia and stenosis of duodenumQ41.1Congenital absence, atresia and stenosis of jejunumQ41.2Congenital absence, atresia and stenosis of ileumQ41.8Congenital absence, atresia and stenosis of other specified parts of small intestineQ41.9Congenital absence, atresia and stenosis of small intestine, part unspecified

Notes for Q41

As CIHI prints them, with any note Q41 takes from the headings above it.

Includes

  • Congenital obstruction, occlusion and stricture of small intestine or intestine NOS

Excludes

Conditions classified elsewhere.

  • Meconium ileus (E84.1)
  • Inborn errors of metabolism (E70-E90)From Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)

Where Q41 sits

  1. 1ChapterChapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
  2. 2Block Q38-Q45Other congenital malformations of the digestive system
  3. 3Category Q41Congenital absence, atresia and stenosis of small intestine

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 Q41 in the CIHI source

Frequently asked questions

Is Q41 a valid ICD-10-CA code?

No. Q41 (Congenital absence, atresia and stenosis of small intestine) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 5 codes; record the one the documentation supports.

Where is Q41 in ICD-10-CA?

Q41 sits under Q38-Q45 Other congenital malformations of the digestive system, within Chapter 17: Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99).

What coding notes apply to Q41?

ICD-10-CA lists Includes, Excludes notes for Q41, 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 Q41

Q38Other congenital malformations of tongue, mouth and pharynxQ39Congenital malformations of oesophagusQ40Other congenital malformations of upper alimentary tractQ42Congenital absence, atresia and stenosis of large intestineQ43Other congenital malformations of intestineQ44Congenital malformations of gallbladder, bile ducts and liverQ45Other congenital malformations of digestive system