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    v1.0.28
    OpenPayerBilling CodesOther congenital malformations of the digestive systemICD-10-CM q44-congenital-malformations-of-gallbladder
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    ICD-10-CM Code For Congenital Malformations Of Gallbladder, Bile Ducts And Liver: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group Q44 includes congenital malformations of the gallbladder, bile ducts, and liver such as biliary atresia, choledochal cysts, and other developmental anomalies affecting biliary drainage and hepatic structure. These ICD-10-CM diagnosis codes are used to document clinical scenarios involving congenital hepatobiliary anomalies, capturing organ involvement, severity, and complications such as cholestasis or liver dysfunction. Accurate coding within the ICD-10-CM Q44 group supports complete clinical documentation and appropriate reimbursement.

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    ICD-10-CM Q44: Congenital Malformations Of Gallbladder, Bile Ducts And Liver Overview

    This group represents congenital structural anomalies of the gallbladder, extrahepatic and intrahepatic bile ducts, and liver that are present at birth and can affect biliary drainage and hepatic function. These conditions target the hepatobiliary system and may include atresia, hypoplasia, and other developmental malformations. Accurate coding matters for appropriate clinical documentation and can impact reimbursement and care coordination.

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    When to Use

    Use a code from this group when a congenital malformation of the gallbladder, bile ducts, or liver has been clinically diagnosed or documented by imaging, surgical findings, or pathology. Select the specific code that reflects the documented anatomic site and any associated complications or laterality when applicable.

    ICD-10-CM Codes

    10 rows

    ICD-10-CM CodeDescription
    Q44.0Agenesis, aplasia and hypoplasia of gallbladder
    Q44.1Other congenital malformations of gallbladder
    Q44.2Atresia of bile ducts
    Q44.3Congenital stenosis and stricture of bile ducts
    Q44.4Choledochal cyst
    Q44.5Other congenital malformations of bile ducts
    Q44.6Cystic disease of liver
    Q44.70Other congenital malformation of liver, unspecified
    Q44.71Alagille syndrome
    Q44.79Other congenital malformations of liver

    DRG Codes

    6 rows

    DRG CodeDescription
    441Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis with MCC
    442Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis with CC
    443Disorders of Liver Except Malignancy, Cirrhosis or Alcoholic Hepatitis without CC/MCC
    444Disorders of the Biliary Tract with MCC
    445Disorders of the Biliary Tract with CC
    446Disorders of the Biliary Tract without CC/MCC

    Related Codes

    Q38-OTHER-CONGENITAL-MALFORMATIONS-TONGUE-MOUTH-PHARYNX

    ICD-10-CM Code For Other Congenital Malformations Of Tongue Mouth And Pharynx: Group Overview

    Q39-CONGENITAL-MALFORMATIONS-OF-ESOPHAGUS

    ICD-10-CM Code For Congenital Malformations Of Esophagus: Group Overview

    Q40-OTHER-CONGENITAL-MALFORMATIONS-UPPER-ALIMENTARY-TRACT

    ICD-10-CM Code For Other Congenital Malformations Of Upper Alimentary Tract: Group Overview

    Q41-CONGENITAL-ABSENCE-ATRESIA-STENOSIS-SMALL-INTESTINE

    ICD-10-CM Code For Congenital Absence, Atresia And Stenosis Of Small Intestine: Group Overview

    Q42-CONGENITAL-LARGE-INTESTINE-MALFORMATIONS

    ICD-10-CM Code For Congenital Absence, Atresia And Stenosis Of Large Intestine: Group Overview

    Q43-OTHER-CONGENITAL-MALFORMATIONS-OF-INTESTINE

    ICD-10-CM Code For Other Congenital Malformations Of Intestine: Group Overview

    Q45-OTHER-CONGENITAL-MALFORMATIONS-DIGESTIVE

    ICD-10-CM Code For Other Congenital Malformations Of Digestive System: Group Overview

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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