| K80 | Cholelithiasis |
| K80.0 | Calculus of gallbladder with acute cholecystitis |
| K80.00 | Calculus of gallbladder with acute cholecystitis without obstruction |
| K80.01 | Calculus of gallbladder with acute cholecystitis with obstruction |
| K80.1 | Calculus of gallbladder with other cholecystitis |
| K80.10 | Calculus of gallbladder with chronic cholecystitis without obstruction |
| K80.11 | Calculus of gallbladder with chronic cholecystitis with obstruction |
| K80.12 | Calculus of gallbladder with acute and chronic cholecystitis without obstruction |
| K80.13 | Calculus of gallbladder with acute and chronic cholecystitis with obstruction |
| K80.18 | Calculus of gallbladder with other cholecystitis without obstruction |
| K80.19 | Calculus of gallbladder with other cholecystitis with obstruction |
| K80.2 | Calculus of gallbladder without cholecystitis |
| K80.20 | Calculus of gallbladder without cholecystitis without obstruction |
| K80.21 | Calculus of gallbladder without cholecystitis with obstruction |
| K80.3 | Calculus of bile duct with cholangitis |
| K80.30 | Calculus of bile duct with cholangitis, unspecified, without obstruction |
| K80.31 | Calculus of bile duct with cholangitis, unspecified, with obstruction |
| K80.32 | Calculus of bile duct with acute cholangitis without obstruction |
| K80.33 | Calculus of bile duct with acute cholangitis with obstruction |
| K80.34 | Calculus of bile duct with chronic cholangitis without obstruction |
| K80.35 | Calculus of bile duct with chronic cholangitis with obstruction |
| K80.36 | Calculus of bile duct with acute and chronic cholangitis without obstruction |
| K80.37 | Calculus of bile duct with acute and chronic cholangitis with obstruction |
| K80.4 | Calculus of bile duct with cholecystitis |
| K80.40 | Calculus of bile duct with cholecystitis, unspecified, without obstruction |
| K80.41 | Calculus of bile duct with cholecystitis, unspecified, with obstruction |
| K80.42 | Calculus of bile duct with acute cholecystitis without obstruction |
| K80.43 | Calculus of bile duct with acute cholecystitis with obstruction |
| K80.44 | Calculus of bile duct with chronic cholecystitis without obstruction |
| K80.45 | Calculus of bile duct with chronic cholecystitis with obstruction |
| K80.46 | Calculus of bile duct with acute and chronic cholecystitis without obstruction |
| K80.47 | Calculus of bile duct with acute and chronic cholecystitis with obstruction |
| K80.5 | Calculus of bile duct without cholangitis or cholecystitis |
| K80.50 | Calculus of bile duct without cholangitis or cholecystitis without obstruction |
| K80.51 | Calculus of bile duct without cholangitis or cholecystitis with obstruction |
| K80.6 | Calculus of gallbladder and bile duct with cholecystitis |
| K80.60 | Calculus of gallbladder and bile duct with cholecystitis, unspecified, without obstruction |
| K80.61 | Calculus of gallbladder and bile duct with cholecystitis, unspecified, with obstruction |
| K80.62 | Calculus of gallbladder and bile duct with acute cholecystitis without obstruction |
| K80.63 | Calculus of gallbladder and bile duct with acute cholecystitis with obstruction |
| K80.64 | Calculus of gallbladder and bile duct with chronic cholecystitis without obstruction |
| K80.65 | Calculus of gallbladder and bile duct with chronic cholecystitis with obstruction |
| K80.66 | Calculus of gallbladder and bile duct with acute and chronic cholecystitis without obstruction |
| K80.67 | Calculus of gallbladder and bile duct with acute and chronic cholecystitis with obstruction |
| K80.7 | Calculus of gallbladder and bile duct without cholecystitis |
| K80.70 | Calculus of gallbladder and bile duct without cholecystitis without obstruction |
| K80.71 | Calculus of gallbladder and bile duct without cholecystitis with obstruction |
| K80.8 | Other cholelithiasis |
| K80.80 | Other cholelithiasis without obstruction |
| K80.81 | Other cholelithiasis with obstruction |
| K81 | Cholecystitis |
| K81.0 | Acute cholecystitis |
| K81.1 | Chronic cholecystitis |
| K81.2 | Acute cholecystitis with chronic cholecystitis |
| K81.9 | Cholecystitis, unspecified |
| K82 | Other diseases of gallbladder |
| K82.0 | Obstruction of gallbladder |
| K82.1 | Hydrops of gallbladder |
| K82.2 | Perforation of gallbladder |
| K82.3 | Fistula of gallbladder |
| K82.4 | Cholesterolosis of gallbladder |
| K82.8 | Other specified diseases of gallbladder |
| K82.9 | Disease of gallbladder, unspecified |
| K83 | Other diseases of biliary tract |
| K83.0 | Cholangitis |
| K83.1 | Obstruction of bile duct |
| K83.2 | Perforation of bile duct |
| K83.3 | Fistula of bile duct |
| K83.4 | Spasm of sphincter of Oddi |
| K83.5 | Biliary cyst |
| K83.8 | Other specified diseases of biliary tract |
| K83.9 | Disease of biliary tract, unspecified |
| K85 | Acute pancreatitis |
| K85.0 | Idiopathic acute pancreatitis |
| K85.1 | Biliary acute pancreatitis |
| K85.2 | Alcohol induced acute pancreatitis |
| K85.3 | Drug induced acute pancreatitis |
| K85.8 | Other acute pancreatitis |
| K85.9 | Acute pancreatitis, unspecified |
| K86 | Other diseases of pancreas |
| K86.0 | Alcohol-induced chronic pancreatitis |
| K86.1 | Other chronic pancreatitis |
| K86.2 | Cyst of pancreas |
| K86.3 | Pseudocyst of pancreas |
| K86.8 | Other specified diseases of pancreas |
| K86.9 | Disease of pancreas, unspecified |
| K87 | Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere |