Q44.4Billable
Choledochal cyst
- Chapter
- 17. Congenital malformations, deformations and chromosomal abnormalities
- Category
- Q44
- Effective date
- October 1, 2026
Related codes in category Q44
Q44Congenital malform of gallbladder, bile ducts and liverQ44.0Agenesis, aplasia and hypoplasia of gallbladderYesQ44.1Other congenital malformations of gallbladderYesQ44.2Atresia of bile ductsYesQ44.3Congenital stenosis and stricture of bile ductsYesQ44.5Other congenital malformations of bile ductsYesQ44.6Cystic disease of liverYesQ44.7Other congenital malformations of liverQ44.70Other congenital malformation of liver, unspecifiedYesQ44.71Alagille syndromeYesQ44.79Other congenital malformations of liverYes
Frequently asked questions
What is ICD-10 code Q44.4?
Q44.4 is an ICD-10-CM diagnosis code for Choledochal cyst.
Is Q44.4 a billable code?
Yes. Q44.4 is billable and specific enough to be used on a claim.
What ICD-10-CM chapter is Q44.4 in?
Q44.4 falls under Chapter 17: Congenital malformations, deformations and chromosomal abnormalities.
When did Q44.4 become effective?
Q44.4 has been effective since October 1, 2026, per the CMS/CDC ICD-10-CM annual release.
What other codes are related to Q44.4?
Q44.4 belongs to category Q44, which includes 11 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.