K83.9 – Disease of biliary tract, unspecified

ICD-10-CM 2027 diagnosis code · Disorders of gallbladder, biliary tract and pancreas

Billable code

ICD-10-CM code K83.9

Code: K83.9 (claims format: K839)
Description: Disease of biliary tract, unspecified
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 11. Diseases of the digestive system (K00-K95)
Block: K80-K87 Disorders of gallbladder, biliary tract and pancreas
Parent codes: K83

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

K83 – Other diseases of biliary tract

Excludes1 (not coded here):

postcholecystectomy syndrome (K91.5)

Excludes2 (not included here):

conditions involving the gallbladder (K81-K82)
conditions involving the cystic duct (K81-K82)

Index terms for K83.9

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in K83

K83.0 – CholangitisHeader
K83.1 – Obstruction of bile ductBillable
K83.2 – Perforation of bile ductBillable
K83.3 – Fistula of bile ductBillable
K83.4 – Spasm of sphincter of OddiBillable
K83.5 – Biliary cystBillable
K83.8 – Other specified diseases of biliary tractBillable

Frequently asked questions

What is ICD-10 code K83.9?

K83.9 is the ICD-10-CM code for disease of biliary tract, unspecified, in the block K80-K87 (Disorders of gallbladder, biliary tract and pancreas).

Is K83.9 a billable code?

Yes. K83.9 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does K83.9 belong to?

It belongs to category K83 – Other diseases of biliary tract.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.