Q42.1

Congenital absence, atresia and stenosis of rectum without fistula

Billable / specificHCC V28 78POA exempt

Q42.1 is a billable, specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes in FY2027.

Inclusion terms

Applicable to

  • Imperforate rectum

Includes (from Q42)

  • congenital obstruction, occlusion and stricture of large intestine
  • Note: Codes from this chapter are not for use on maternal records

Excludes2

Not included here — may be reported together when both conditions exist.

  • inborn errors of metabolism (E70-E88) (from Q42)

Also known as

  • Imperforate rectum
  • Absence, rectum
  • Agenesis, rectum
  • Atresia, atretic, rectum
  • Hypoplasia, hypoplastic, rectum
  • Imperforate, rectum
  • Impervious, rectum
  • Stricture, rectum, congenital

Parent code

  • Q42Congenital absence, atresia and stenosis of large intestineHeader

Related codes

  • Q42.0Congenital absence, atresia and stenosis of rectum with fistulaBillable
  • Q42.2Congenital absence, atresia and stenosis of anus with fistulaBillable
  • Q42.3Congenital absence, atresia and stenosis of anus without fistulaBillable
  • Q42.8Congenital absence, atresia and stenosis of other parts of large intestineBillable
  • Q42.9Congenital absence, atresia and stenosis of large intestine, part unspecifiedBillable

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