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Diagnosis Code

Q42.9 CONGEN ABSENCE, ATRESIA AND STENOSIS OF LG INT, PART UNSP


Code Information

Diagnosis Code: Q42.9

Short Description: Congen absence, atresia and stenosis of lg int, part unsp

Long Description: Congenital absence, atresia and stenosis of large intestine, part unspecified

The code Q42.9 is VALID for claim submission

Code Classification:

  • Congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
    • Other congenital malformations of the digestive system (Q38-Q45)
      • Congenital absence, atresia and stenosis of large intestine (Q42)
        • Q42.9 Congen absence, atresia and stenosis of lg int, part unsp

Code Version: 2022 ICD-10-CM


Synonyms

  • Atresia and stenosis of large intestine, rectum and anal canal
  • Congenital absence of large intestine
  • Congenital atresia of colon
  • Congenital atresia of large intestine
  • Congenital obstruction of large intestine
  • Congenital stenosis of colon
  • Congenital stenosis of large intestine
  • Imperforate large intestine
  • Stenosis of colon

Diagnostic Related Group(s)

The code Q42.9 is grouped in the following Diagnostic Related Group(s) (MS-DRG v39.0)
  • Other Digestive System Diagnoses With Mcc (393)
  • Other Digestive System Diagnoses With Cc (394)
  • Other Digestive System Diagnoses Without Cc/mcc (395)

Crosswalk Information

ICD-10 Code ICD-9 Code ICD-9 Description
Q42.9 Right Arrow 751.2 Atresia large intestine

This ICD-10 to ICD-9 data is based on the 2018 General Equivalency Mapping (GEM) files published by the Centers for Medicare & Medicaid Services (CMS) for informational purposes only. The data is not an ICD-10 conversion tool and doesn’t guarantee clinical accuracy.

Similar Codes

ICD-10 Code ICD-10 Description
Q42 Congenital absence, atresia and stenosis of large intestine
Q42.0 Congenital absence, atresia and stenosis of rectum with fistula
Q42.1 Congenital absence, atresia and stenosis of rectum without fistula
Q42.2 Congenital absence, atresia and stenosis of anus with fistula
Q42.3 Congenital absence, atresia and stenosis of anus without fistula
Q42.8 Congenital absence, atresia and stenosis of other parts of large intestine

This page was last updated on: 10/1/2023

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