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Diseases of the digestive system (K00-K95)

Excludes 2:: certain conditions originating in the perinatal period (P04-P96)
certain infectious and parasitic diseases (A00-B99)
complications of pregnancy, childbirth and the puerperium (O00-O9A)
congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
endocrine, nutritional and metabolic diseases (E00-E88)
injury, poisoning and certain other consequences of external causes (S00-T88)
neoplasms (C00-D49)
symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)

Disorders of gallbladder, biliary tract and pancreas (K80-K87)

K80

Cholelithiasis [+]

Excludes 1:

retained cholelithiasis following cholecystectomy (K91.86)

K80.0

Calculus of gallbladder with acute cholecystitis [+]
Any condition listed in K80.2 with acute cholecystitis

Use additional

code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)

K80.1

Calculus of gallbladder with other cholecystitis [+]

Use additional

code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)

K80.2

Calculus of gallbladder without cholecystitis [+]
Cholecystolithiasis without cholecystitis
Cholelithiasis (without cholecystitis)
Colic (recurrent) of gallbladder (without cholecystitis)
Gallstone (impacted) of cystic duct (without cholecystitis)
Gallstone (impacted) of gallbladder (without cholecystitis)

K80.3

Calculus of bile duct with cholangitis [+]
Any condition listed in K80.5 with cholangitis

K80.4

Calculus of bile duct with cholecystitis [+]
Any condition listed in K80.5 with cholecystitis (with cholangitis)

Code also	, if applicable, fistula of bile duct (K83.3)
Use additional	code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)

K80.5

Calculus of bile duct without cholangitis or cholecystitis [+]
Choledocholithiasis (without cholangitis or cholecystitis)
Gallstone (impacted) of bile duct NOS (without cholangitis or cholecystitis)
Gallstone (impacted) of common duct (without cholangitis or cholecystitis)
Gallstone (impacted) of hepatic duct (without cholangitis or cholecystitis)
Hepatic cholelithiasis (without cholangitis or cholecystitis)
Hepatic colic (recurrent) (without cholangitis or cholecystitis)

K80.6

Calculus of gallbladder and bile duct with cholecystitis [+]

Use additional

code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)

K80.7

Calculus of gallbladder and bile duct without cholecystitis [+]

K80.8

Other cholelithiasis [+]

K81

Cholecystitis [+]

Use additional	code if applicable for associated gangrene of gallbladder (K82.A1), or perforation of gallbladder (K82.A2)
Excludes 1:	cholecystitis with cholelithiasis (K80.-)

K82

Other diseases of gallbladder [+]

Excludes 1:

nonvisualization of gallbladder (R93.2)
postcholecystectomy syndrome (K91.5)

K82.0

Obstruction of gallbladder
Occlusion of cystic duct or gallbladder without cholelithiasis
Stenosis of cystic duct or gallbladder without cholelithiasis
Stricture of cystic duct or gallbladder without cholelithiasis

Excludes 1:

obstruction of gallbladder with cholelithiasis (K80.-)

K82.1

Hydrops of gallbladder
Mucocele of gallbladder

K82.2

Perforation of gallbladder
Rupture of cystic duct or gallbladder

Excludes 1:

Perforation of gallbladder in cholecystitis (K82.A2)

K82.3

Fistula of gallbladder
Cholecystocolic fistula
Cholecystoduodenal fistula

K82.4

Cholesterolosis of gallbladder
Strawberry gallbladder

Excludes 1:

cholesterolosis of gallbladder with cholecystitis (K81.-)
cholesterolosis of gallbladder with cholelithiasis (K80.-)

K82.8

Other specified diseases of gallbladder
Adhesions of cystic duct or gallbladder
Atrophy of cystic duct or gallbladder
Cyst of cystic duct or gallbladder
Dyskinesia of cystic duct or gallbladder
Hypertrophy of cystic duct or gallbladder
Nonfunctioning of cystic duct or gallbladder
Ulcer of cystic duct or gallbladder

K82.9

Disease of gallbladder, unspecified

K82.A

Disorders of gallbladder in diseases classified elsewhere [+]

Code first

the type of cholecystitis (K81.-), or cholelithiasis with cholecystitis (K80.00-K80.19, K80.40-K80.47, K80.60-K80.67)

K83

Other diseases of biliary tract [+]

Excludes 1:	postcholecystectomy syndrome (K91.5)
Excludes 2:	conditions involving the gallbladder (K81-K82) conditions involving the cystic duct (K81-K82)

K83.0

Cholangitis [+]

Excludes 1:	cholangitic liver abscess (K75.0) cholangitis with choledocholithiasis (K80.3-, K80.4-)
Excludes 2:	chronic nonsuppurative destructive cholangitis (K74.3) primary biliary cholangitis (K74.3) primary biliary cirrhosis (K74.3)

K83.1

Obstruction of bile duct
Occlusion of bile duct without cholelithiasis
Stenosis of bile duct without cholelithiasis
Stricture of bile duct without cholelithiasis

Excludes 1:

congenital obstruction of bile duct (Q44.3)
obstruction of bile duct with cholelithiasis (K80.-)

K83.2

Perforation of bile duct
Rupture of bile duct

K83.3

Fistula of bile duct
Choledochoduodenal fistula

K83.4

Spasm of sphincter of Oddi

K83.5

Biliary cyst

K83.8

Other specified diseases of biliary tract
Adhesions of biliary tract
Atrophy of biliary tract
Hypertrophy of biliary tract
Ulcer of biliary tract

K83.9

Disease of biliary tract, unspecified

K85

Acute pancreatitis [+]

Includes:

acute (recurrent) pancreatitis
subacute pancreatitis

K85.0

Idiopathic acute pancreatitis [+]

K85.1

Biliary acute pancreatitis [+]
Gallstone pancreatitis

K85.2

Alcohol induced acute pancreatitis [+]

Excludes 2:

alcohol induced chronic pancreatitis (K86.0)

K85.3

Drug induced acute pancreatitis [+]

Use additional	code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
Use additional	code to identify drug abuse and dependence (F11.-F17.-)

K85.8

Other acute pancreatitis [+]

K85.9

Acute pancreatitis, unspecified [+]
Pancreatitis NOS

K86

Other diseases of pancreas [+]

Excludes 2:

fibrocystic disease of pancreas (E84.-)
islet cell tumor (of pancreas) (D13.7)
pancreatic steatorrhea (K90.3)

K87

Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere

Code first	underlying disease
Excludes 1:	cytomegaloviral pancreatitis (B25.2) mumps pancreatitis (B26.3) syphilitic gallbladder (A52.74) syphilitic pancreas (A52.74) tuberculosis of gallbladder (A18.83) tuberculosis of pancreas (A18.83)