MCC Codes: Diseases of the Digestive System (K00-K95)
147 codes in K00-K95 are an MCC as a secondary diagnosis under MS-DRG v44.0 (FY2027). Full MCC list
K20-K31
| K20.81 | Other esophagitis with bleeding |
| K20.91 | Esophagitis, unspecified with bleeding |
| K21.01 | Gastro-esophageal reflux disease with esophagitis, with bleeding |
| K22.11 | Ulcer of esophagus with bleeding |
| K22.3 | Perforation of esophagus |
| K22.6 | Gastro-esophageal laceration-hemorrhage syndrome |
| K25.0 | Acute gastric ulcer with hemorrhage |
| K25.1 | Acute gastric ulcer with perforation |
| K25.2 | Acute gastric ulcer with both hemorrhage and perforation |
| K25.4 | Chronic or unspecified gastric ulcer with hemorrhage |
| K25.5 | Chronic or unspecified gastric ulcer with perforation |
| K25.6 | Chronic or unspecified gastric ulcer with both hemorrhage and perforation |
| K26.0 | Acute duodenal ulcer with hemorrhage |
| K26.1 | Acute duodenal ulcer with perforation |
| K26.2 | Acute duodenal ulcer with both hemorrhage and perforation |
| K26.4 | Chronic or unspecified duodenal ulcer with hemorrhage |
| K26.5 | Chronic or unspecified duodenal ulcer with perforation |
| K26.6 | Chronic or unspecified duodenal ulcer with both hemorrhage and perforation |
| K27.0 | Acute peptic ulcer, site unspecified, with hemorrhage |
| K27.1 | Acute peptic ulcer, site unspecified, with perforation |
| K27.2 | Acute peptic ulcer, site unspecified, with both hemorrhage and perforation |
| K27.4 | Chronic or unspecified peptic ulcer, site unspecified, with hemorrhage |
| K27.5 | Chronic or unspecified peptic ulcer, site unspecified, with perforation |
| K27.6 | Chronic or unspecified peptic ulcer, site unspecified, with both hemorrhage and perforation |
| K28.0 | Acute gastrojejunal ulcer with hemorrhage |
| K28.1 | Acute gastrojejunal ulcer with perforation |
| K28.2 | Acute gastrojejunal ulcer with both hemorrhage and perforation |
| K28.4 | Chronic or unspecified gastrojejunal ulcer with hemorrhage |
| K28.5 | Chronic or unspecified gastrojejunal ulcer with perforation |
| K28.6 | Chronic or unspecified gastrojejunal ulcer with both hemorrhage and perforation |
| K29.01 | Acute gastritis with bleeding |
| K29.21 | Alcoholic gastritis with bleeding |
| K29.31 | Chronic superficial gastritis with bleeding |
| K29.41 | Chronic atrophic gastritis with bleeding |
| K29.51 | Unspecified chronic gastritis with bleeding |
| K29.61 | Other gastritis with bleeding |
| K29.71 | Gastritis, unspecified, with bleeding |
| K29.81 | Duodenitis with bleeding |
| K29.91 | Gastroduodenitis, unspecified, with bleeding |
| K31.811 | Angiodysplasia of stomach and duodenum with bleeding |
| K31.82 | Dieulafoy lesion (hemorrhagic) of stomach and duodenum |
K35-K38
| K35.210 | Acute appendicitis with generalized peritonitis, without perforation, with abscess |
| K35.211 | Acute appendicitis with generalized peritonitis, with perforation and abscess |
| K35.219 | Acute appendicitis with generalized peritonitis, with abscess, unspecified as to perforation |
| K35.32 | Acute appendicitis with perforation, localized peritonitis, and gangrene, without abscess |
| K35.33 | Acute appendicitis with perforation, localized peritonitis, and gangrene, with abscess |
K40-K46
| K40.10 | Bilateral inguinal hernia, with gangrene, not specified as recurrent |
| K40.11 | Bilateral inguinal hernia, with gangrene, recurrent |
| K40.40 | Unilateral inguinal hernia, with gangrene, not specified as recurrent |
| K40.41 | Unilateral inguinal hernia, with gangrene, recurrent |
| K41.10 | Bilateral femoral hernia, with gangrene, not specified as recurrent |
| K41.11 | Bilateral femoral hernia, with gangrene, recurrent |
| K41.40 | Unilateral femoral hernia, with gangrene, not specified as recurrent |
| K41.41 | Unilateral femoral hernia, with gangrene, recurrent |
| K42.1 | Umbilical hernia with gangrene |
| K43.1 | Incisional hernia with gangrene |
| K43.4 | Parastomal hernia with gangrene |
| K43.7 | Other and unspecified ventral hernia with gangrene |
| K44.1 | Diaphragmatic hernia with gangrene |
| K45.1 | Other specified abdominal hernia with gangrene |
| K46.1 | Unspecified abdominal hernia with gangrene |
K55-K64
| K55.011 | Focal (segmental) acute (reversible) ischemia of small intestine |
| K55.012 | Diffuse acute (reversible) ischemia of small intestine |
| K55.019 | Acute (reversible) ischemia of small intestine, extent unspecified |
| K55.021 | Focal (segmental) acute infarction of small intestine |
| K55.022 | Diffuse acute infarction of small intestine |
| K55.029 | Acute infarction of small intestine, extent unspecified |
| K55.031 | Focal (segmental) acute (reversible) ischemia of large intestine |
| K55.032 | Diffuse acute (reversible) ischemia of large intestine |
| K55.039 | Acute (reversible) ischemia of large intestine, extent unspecified |
| K55.041 | Focal (segmental) acute infarction of large intestine |
| K55.042 | Diffuse acute infarction of large intestine |
| K55.049 | Acute infarction of large intestine, extent unspecified |
| K55.051 | Focal (segmental) acute (reversible) ischemia of intestine, part unspecified |
| K55.052 | Diffuse acute (reversible) ischemia of intestine, part unspecified |
| K55.059 | Acute (reversible) ischemia of intestine, part and extent unspecified |
| K55.061 | Focal (segmental) acute infarction of intestine, part unspecified |
| K55.062 | Diffuse acute infarction of intestine, part unspecified |
| K55.069 | Acute infarction of intestine, part and extent unspecified |
| K55.21 | Angiodysplasia of colon with hemorrhage |
| K55.30 | Necrotizing enterocolitis, unspecified |
| K55.31 | Stage 1 necrotizing enterocolitis |
| K55.32 | Stage 2 necrotizing enterocolitis |
| K55.33 | Stage 3 necrotizing enterocolitis |
| K56.2 | Volvulus |
| K57.01 | Diverticulitis of small intestine with perforation and abscess with bleeding |
| K57.11 | Diverticulosis of small intestine without perforation or abscess with bleeding |
| K57.13 | Diverticulitis of small intestine without perforation or abscess with bleeding |
| K57.21 | Diverticulitis of large intestine with perforation and abscess with bleeding |
| K57.31 | Diverticulosis of large intestine without perforation or abscess with bleeding |
| K57.33 | Diverticulitis of large intestine without perforation or abscess with bleeding |
| K57.41 | Diverticulitis of both small and large intestine with perforation and abscess with bleeding |
| K57.51 | Diverticulosis of both small and large intestine without perforation or abscess with bleeding |
| K57.53 | Diverticulitis of both small and large intestine without perforation or abscess with bleeding |
| K57.81 | Diverticulitis of intestine, part unspecified, with perforation and abscess with bleeding |
| K57.91 | Diverticulosis of intestine, part unspecified, without perforation or abscess with bleeding |
| K57.93 | Diverticulitis of intestine, part unspecified, without perforation or abscess with bleeding |
| K63.1 | Perforation of intestine (nontraumatic) |
| K63.81 | Dieulafoy lesion of intestine |
K65-K6A
| K65.0 | Generalized (acute) peritonitis |
| K65.1 | Peritoneal abscess |
| K65.2 | Spontaneous bacterial peritonitis |
| K65.3 | Choleperitonitis |
| K65.8 | Other peritonitis |
| K65.9 | Peritonitis, unspecified |
| K66.1 | Hemoperitoneum |
| K67 | Disorders of peritoneum in infectious diseases classified elsewhere |
| K68.12 | Psoas muscle abscess |
| K68.19 | Other retroperitoneal abscess |
| K68.2 | Retroperitoneal fibrosis |
| K68.3 | Retroperitoneal hematoma |
| K68.9 | Other disorders of retroperitoneum |
| K6A.01 | Prevesical abscess |
| K6A.09 | Other pelvic abscess |
K70-K77
| K70.41 | Alcoholic hepatic failure with coma |
| K71.11 | Toxic liver disease with hepatic necrosis, with coma |
| K72.00 | Acute and subacute hepatic failure without coma |
| K72.01 | Acute and subacute hepatic failure with coma |
| K72.11 | Chronic hepatic failure with coma |
| K72.91 | Hepatic failure, unspecified with coma |
| K75.0 | Abscess of liver |
| K75.1 | Phlebitis of portal vein |
| K76.2 | Central hemorrhagic necrosis of liver |
| K76.3 | Infarction of liver |
| K76.7 | Hepatorenal syndrome |
K80-K87
| K80.67 | Calculus of gallbladder and bile duct with acute and chronic cholecystitis with obstruction |
| K82.2 | Perforation of gallbladder |
| K83.1 | Obstruction of bile duct |
| K83.2 | Perforation of bile duct |
| K85.00 | Idiopathic acute pancreatitis without necrosis or infection |
| K85.01 | Idiopathic acute pancreatitis with uninfected necrosis |
| K85.02 | Idiopathic acute pancreatitis with infected necrosis |
| K85.10 | Biliary acute pancreatitis without necrosis or infection |
| K85.11 | Biliary acute pancreatitis with uninfected necrosis |
| K85.12 | Biliary acute pancreatitis with infected necrosis |
| K85.20 | Alcohol induced acute pancreatitis without necrosis or infection |
| K85.21 | Alcohol induced acute pancreatitis with uninfected necrosis |
| K85.22 | Alcohol induced acute pancreatitis with infected necrosis |
| K85.30 | Drug induced acute pancreatitis without necrosis or infection |
| K85.31 | Drug induced acute pancreatitis with uninfected necrosis |
| K85.32 | Drug induced acute pancreatitis with infected necrosis |
| K85.80 | Other acute pancreatitis without necrosis or infection |
| K85.81 | Other acute pancreatitis with uninfected necrosis |
| K85.82 | Other acute pancreatitis with infected necrosis |
| K85.90 | Acute pancreatitis without necrosis or infection, unspecified |
| K85.91 | Acute pancreatitis with uninfected necrosis, unspecified |
| K85.92 | Acute pancreatitis with infected necrosis, unspecified |