Q44.71
Alagille syndrome
Risk-adjusting (HCC)Billable code
HCC risk adjustment mapping
CMS-HCC V28
HCC68
Cholangitis and Obstruction of Bile Duct Without Gallstones
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
This code · Q44.71
Synonyms
Alagille-Watson syndrome
Inherited from Q44.7Other congenital malformations of liver
Code also
, if applicable, associated malformations affecting other systems
Inherited from chapter 17Congenital malformations, deformations and chromosomal abnormalities
Excludes 2
inborn errors of metabolism (E70-E88)
Official Guidelines for Q44.71
FY 2026 ›Sections that reference Q44.71
Sections whose FY 2026 text names Q44.71, its Q44 category, or a range containing it — the chapter guidance above is the authoritative source.
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