Q42.0Billable
Congenital absence, atresia and stenosis of rectum with fistula
Short description: Congenital absence, atresia and stenosis of rectum w fistula
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q42
- Effective date
- October 1, 2026
Related codes in category Q42
Q42Congenital absence, atresia and stenosis of large intestineQ42.1Congen absence, atresia and stenosis of rectum w/o fistulaYesQ42.2Congenital absence, atresia and stenosis of anus w fistulaYesQ42.3Congenital absence, atresia and stenosis of anus w/o fistulaYesQ42.8Congenital absence, atresia and stenosis of prt lg intYesQ42.9Congen absence, atresia and stenosis of lg int, part unspYes
Frequently asked questions
What is ICD-10 code Q42.0?
Q42.0 is an ICD-10-CM diagnosis code for Congenital absence, atresia and stenosis of rectum with fistula.
Is Q42.0 a billable code?
Yes. Q42.0 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q42.0 in?
Q42.0 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q42.0 become effective?
Q42.0 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q42.0?
Q42.0 belongs to category Q42, which includes 6 other codes — see the related codes list on this page.
ICD-10-CM data maintained by CDC/CMS (public domain). Always verify codes with authoritative sources before making coding or billing decisions.