CC Codes: Diseases of the Digestive System (K00-K95)
264 codes in K00-K95 are a CC as a secondary diagnosis under MS-DRG v44.0 (FY2027). Full CC list
K00-K14
| K04.01 | Reversible pulpitis |
| K04.02 | Irreversible pulpitis |
| K04.4 | Acute apical periodontitis of pulpal origin |
| K11.3 | Abscess of salivary gland |
| K11.4 | Fistula of salivary gland |
| K12.2 | Cellulitis and abscess of mouth |
K20-K31
| K22.10 | Ulcer of esophagus without bleeding |
| K25.3 | Acute gastric ulcer without hemorrhage or perforation |
| K26.3 | Acute duodenal ulcer without hemorrhage or perforation |
| K27.3 | Acute peptic ulcer, site unspecified, without hemorrhage or perforation |
| K28.3 | Acute gastrojejunal ulcer without hemorrhage or perforation |
| K31.0 | Acute dilatation of stomach |
| K31.1 | Adult hypertrophic pyloric stenosis |
| K31.5 | Obstruction of duodenum |
| K31.6 | Fistula of stomach and duodenum |
| K31.B | Hypertrophic pyloric stenosis, in childhood |
K35-K38
| K35.200 | Acute appendicitis with generalized peritonitis, without perforation or abscess |
| K35.201 | Acute appendicitis with generalized peritonitis, with perforation, without abscess |
| K35.209 | Acute appendicitis with generalized peritonitis, without abscess, unspecified as to perforation |
| K35.30 | Acute appendicitis with localized peritonitis, without perforation or gangrene |
| K35.31 | Acute appendicitis with localized peritonitis and gangrene, without perforation |
| K35.80 | Unspecified acute appendicitis |
| K35.890 | Other acute appendicitis without perforation or gangrene |
| K35.891 | Other acute appendicitis without perforation, with gangrene |
K40-K46
| K40.00 | Bilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent |
| K40.01 | Bilateral inguinal hernia, with obstruction, without gangrene, recurrent |
| K40.30 | Unilateral inguinal hernia, with obstruction, without gangrene, not specified as recurrent |
| K40.31 | Unilateral inguinal hernia, with obstruction, without gangrene, recurrent |
| K41.00 | Bilateral femoral hernia, with obstruction, without gangrene, not specified as recurrent |
| K41.01 | Bilateral femoral hernia, with obstruction, without gangrene, recurrent |
| K41.30 | Unilateral femoral hernia, with obstruction, without gangrene, not specified as recurrent |
| K41.31 | Unilateral femoral hernia, with obstruction, without gangrene, recurrent |
| K42.0 | Umbilical hernia with obstruction, without gangrene |
| K43.0 | Incisional hernia with obstruction, without gangrene |
| K43.3 | Parastomal hernia with obstruction, without gangrene |
| K43.6 | Other and unspecified ventral hernia with obstruction, without gangrene |
| K44.0 | Diaphragmatic hernia with obstruction, without gangrene |
| K45.0 | Other specified abdominal hernia with obstruction, without gangrene |
| K46.0 | Unspecified abdominal hernia with obstruction, without gangrene |
K50-K52
| K50.00 | Crohn's disease of small intestine without complications |
| K50.011 | Crohn's disease of small intestine with rectal bleeding |
| K50.012 | Crohn's disease of small intestine with intestinal obstruction |
| K50.013 | Crohn's disease of small intestine with fistula |
| K50.014 | Crohn's disease of small intestine with abscess |
| K50.018 | Crohn's disease of small intestine with other complication |
| K50.019 | Crohn's disease of small intestine with unspecified complications |
| K50.10 | Crohn's disease of large intestine without complications |
| K50.111 | Crohn's disease of large intestine with rectal bleeding |
| K50.112 | Crohn's disease of large intestine with intestinal obstruction |
| K50.113 | Crohn's disease of large intestine with fistula |
| K50.114 | Crohn's disease of large intestine with abscess |
| K50.118 | Crohn's disease of large intestine with other complication |
| K50.119 | Crohn's disease of large intestine with unspecified complications |
| K50.80 | Crohn's disease of both small and large intestine without complications |
| K50.811 | Crohn's disease of both small and large intestine with rectal bleeding |
| K50.812 | Crohn's disease of both small and large intestine with intestinal obstruction |
| K50.813 | Crohn's disease of both small and large intestine with fistula |
| K50.814 | Crohn's disease of both small and large intestine with abscess |
| K50.818 | Crohn's disease of both small and large intestine with other complication |
| K50.819 | Crohn's disease of both small and large intestine with unspecified complications |
| K50.90 | Crohn's disease, unspecified, without complications |
| K50.911 | Crohn's disease, unspecified, with rectal bleeding |
| K50.912 | Crohn's disease, unspecified, with intestinal obstruction |
| K50.913 | Crohn's disease, unspecified, with fistula |
| K50.914 | Crohn's disease, unspecified, with abscess |
| K50.918 | Crohn's disease, unspecified, with other complication |
| K50.919 | Crohn's disease, unspecified, with unspecified complications |
| K51.00 | Ulcerative (chronic) pancolitis without complications |
| K51.011 | Ulcerative (chronic) pancolitis with rectal bleeding |
| K51.012 | Ulcerative (chronic) pancolitis with intestinal obstruction |
| K51.013 | Ulcerative (chronic) pancolitis with fistula |
| K51.014 | Ulcerative (chronic) pancolitis with abscess |
| K51.018 | Ulcerative (chronic) pancolitis with other complication |
| K51.019 | Ulcerative (chronic) pancolitis with unspecified complications |
| K51.20 | Ulcerative (chronic) proctitis without complications |
| K51.211 | Ulcerative (chronic) proctitis with rectal bleeding |
| K51.212 | Ulcerative (chronic) proctitis with intestinal obstruction |
| K51.213 | Ulcerative (chronic) proctitis with fistula |
| K51.214 | Ulcerative (chronic) proctitis with abscess |
| K51.218 | Ulcerative (chronic) proctitis with other complication |
| K51.219 | Ulcerative (chronic) proctitis with unspecified complications |
| K51.30 | Ulcerative (chronic) rectosigmoiditis without complications |
| K51.311 | Ulcerative (chronic) rectosigmoiditis with rectal bleeding |
| K51.312 | Ulcerative (chronic) rectosigmoiditis with intestinal obstruction |
| K51.313 | Ulcerative (chronic) rectosigmoiditis with fistula |
| K51.314 | Ulcerative (chronic) rectosigmoiditis with abscess |
| K51.318 | Ulcerative (chronic) rectosigmoiditis with other complication |
| K51.319 | Ulcerative (chronic) rectosigmoiditis with unspecified complications |
| K51.40 | Inflammatory polyps of colon without complications |
| K51.411 | Inflammatory polyps of colon with rectal bleeding |
| K51.412 | Inflammatory polyps of colon with intestinal obstruction |
| K51.413 | Inflammatory polyps of colon with fistula |
| K51.414 | Inflammatory polyps of colon with abscess |
| K51.418 | Inflammatory polyps of colon with other complication |
| K51.419 | Inflammatory polyps of colon with unspecified complications |
| K51.50 | Left sided colitis without complications |
| K51.511 | Left sided colitis with rectal bleeding |
| K51.512 | Left sided colitis with intestinal obstruction |
| K51.513 | Left sided colitis with fistula |
| K51.514 | Left sided colitis with abscess |
| K51.518 | Left sided colitis with other complication |
| K51.519 | Left sided colitis with unspecified complications |
| K51.80 | Other ulcerative colitis without complications |
| K51.811 | Other ulcerative colitis with rectal bleeding |
| K51.812 | Other ulcerative colitis with intestinal obstruction |
| K51.813 | Other ulcerative colitis with fistula |
| K51.814 | Other ulcerative colitis with abscess |
| K51.818 | Other ulcerative colitis with other complication |
| K51.819 | Other ulcerative colitis with unspecified complications |
| K51.90 | Ulcerative colitis, unspecified, without complications |
| K51.911 | Ulcerative colitis, unspecified with rectal bleeding |
| K51.912 | Ulcerative colitis, unspecified with intestinal obstruction |
| K51.913 | Ulcerative colitis, unspecified with fistula |
| K51.914 | Ulcerative colitis, unspecified with abscess |
| K51.918 | Ulcerative colitis, unspecified with other complication |
| K51.919 | Ulcerative colitis, unspecified with unspecified complications |
| K52.0 | Gastroenteritis and colitis due to radiation |
| K52.1 | Toxic gastroenteritis and colitis |
K55-K64
| K55.1 | Chronic vascular disorders of intestine |
| K55.8 | Other vascular disorders of intestine |
| K55.9 | Vascular disorder of intestine, unspecified |
| K56.0 | Paralytic ileus |
| K56.1 | Intussusception |
| K56.3 | Gallstone ileus |
| K56.49 | Other impaction of intestine |
| K56.50 | Intestinal adhesions [bands], unspecified as to partial versus complete obstruction |
| K56.51 | Intestinal adhesions [bands], with partial obstruction |
| K56.52 | Intestinal adhesions [bands] with complete obstruction |
| K56.600 | Partial intestinal obstruction, unspecified as to cause |
| K56.601 | Complete intestinal obstruction, unspecified as to cause |
| K56.609 | Unspecified intestinal obstruction, unspecified as to partial versus complete obstruction |
| K56.690 | Other partial intestinal obstruction |
| K56.691 | Other complete intestinal obstruction |
| K56.699 | Other intestinal obstruction unspecified as to partial versus complete obstruction |
| K56.7 | Ileus, unspecified |
| K57.00 | Diverticulitis of small intestine with perforation and abscess without bleeding |
| K57.12 | Diverticulitis of small intestine without perforation or abscess without bleeding |
| K57.20 | Diverticulitis of large intestine with perforation and abscess without bleeding |
| K57.32 | Diverticulitis of large intestine without perforation or abscess without bleeding |
| K57.40 | Diverticulitis of both small and large intestine with perforation and abscess without bleeding |
| K57.52 | Diverticulitis of both small and large intestine without perforation or abscess without bleeding |
| K57.80 | Diverticulitis of intestine, part unspecified, with perforation and abscess without bleeding |
| K57.92 | Diverticulitis of intestine, part unspecified, without perforation or abscess without bleeding |
| K59.2 | Neurogenic bowel, not elsewhere classified |
| K59.31 | Toxic megacolon |
| K59.39 | Other megacolon |
| K61.0 | Anal abscess |
| K61.1 | Rectal abscess |
| K61.2 | Anorectal abscess |
| K61.4 | Intrasphincteric abscess |
| K62.5 | Hemorrhage of anus and rectum |
| K62.6 | Ulcer of anus and rectum |
| K63.0 | Abscess of intestine |
| K63.2 | Fistula of intestine |
| K63.3 | Ulcer of intestine |
K65-K6A
| K65.4 | Sclerosing mesenteritis |
| K68.11 | Postprocedural retroperitoneal abscess |
| K6A.8 | Other diseases of the pelvis, not elsewhere classified |
K70-K77
| K76.6 | Portal hypertension |
| K77 | Liver disorders in diseases classified elsewhere |
K80-K87
| K80.00 | Calculus of gallbladder with acute cholecystitis without obstruction |
| K80.01 | Calculus of gallbladder with acute cholecystitis with obstruction |
| 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 |
| K80.21 | Calculus of gallbladder without cholecystitis with obstruction |
| 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 |
| K80.40 | 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 |
| K80.51 | Calculus of bile duct without cholangitis or cholecystitis with obstruction |
| 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 |
| K80.71 | Calculus of gallbladder and bile duct without cholecystitis with obstruction |
| K80.81 | Other cholelithiasis with obstruction |
| K81.0 | Acute cholecystitis |
| K81.2 | Acute cholecystitis with chronic cholecystitis |
| K82.0 | Obstruction of gallbladder |
| K82.1 | Hydrops of gallbladder |
| K82.3 | Fistula of gallbladder |
| K82.A2 | Perforation of gallbladder in cholecystitis |
| K83.01 | Primary sclerosing cholangitis |
| K83.09 | Other cholangitis |
| K83.3 | Fistula of bile duct |
| K86.0 | Alcohol-induced chronic pancreatitis |
| K86.1 | Other chronic pancreatitis |
| K86.2 | Cyst of pancreas |
| K86.3 | Pseudocyst of pancreas |
K90-K95
| K90.1 | Tropical sprue |
| K90.2 | Blind loop syndrome, not elsewhere classified |
| K90.3 | Pancreatic steatorrhea |
| K90.41 | Non-celiac gluten sensitivity |
| K90.49 | Malabsorption due to intolerance, not elsewhere classified |
| K90.81 | Whipple's disease |
| K90.821 | Short bowel syndrome with colon in continuity |
| K90.822 | Short bowel syndrome without colon in continuity |
| K90.829 | Short bowel syndrome, unspecified |
| K90.83 | Intestinal failure |
| K90.89 | Other intestinal malabsorption |
| K90.9 | Intestinal malabsorption, unspecified |
| K91.2 | Postsurgical malabsorption, not elsewhere classified |
| K91.30 | Postprocedural intestinal obstruction, unspecified as to partial versus complete |
| K91.31 | Postprocedural partial intestinal obstruction |
| K91.32 | Postprocedural complete intestinal obstruction |
| K91.61 | Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a digestive system procedure |
| K91.62 | Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating other procedure |
| K91.71 | Accidental puncture and laceration of a digestive system organ or structure during a digestive system procedure |
| K91.72 | Accidental puncture and laceration of a digestive system organ or structure during other procedure |
| K91.81 | Other intraoperative complications of digestive system |
| K91.82 | Postprocedural hepatic failure |
| K91.83 | Postprocedural hepatorenal syndrome |
| K91.840 | Postprocedural hemorrhage of a digestive system organ or structure following a digestive system procedure |
| K91.841 | Postprocedural hemorrhage of a digestive system organ or structure following other procedure |
| K91.850 | Pouchitis |
| K91.858 | Other complications of intestinal pouch |
| K91.86 | Retained cholelithiasis following cholecystectomy |
| K91.870 | Postprocedural hematoma of a digestive system organ or structure following a digestive system procedure |
| K91.871 | Postprocedural hematoma of a digestive system organ or structure following other procedure |
| K91.872 | Postprocedural seroma of a digestive system organ or structure following a digestive system procedure |
| K91.873 | Postprocedural seroma of a digestive system organ or structure following other procedure |
| K91.89 | Other postprocedural complications and disorders of digestive system |
| K92.0 | Hematemesis |
| K92.1 | Melena |
| K92.2 | Gastrointestinal hemorrhage, unspecified |
| K92.81 | Gastrointestinal mucositis (ulcerative) |
| K94.01 | Colostomy hemorrhage |
| K94.02 | Colostomy infection |
| K94.03 | Colostomy malfunction |
| K94.09 | Other complications of colostomy |
| K94.11 | Enterostomy hemorrhage |
| K94.12 | Enterostomy infection |
| K94.13 | Enterostomy malfunction |
| K94.19 | Other complications of enterostomy |
| K94.22 | Gastrostomy infection |
| K94.23 | Gastrostomy malfunction |
| K94.30 | Esophagostomy complications, unspecified |
| K94.31 | Esophagostomy hemorrhage |
| K94.32 | Esophagostomy infection |
| K94.33 | Esophagostomy malfunction |
| K94.39 | Other complications of esophagostomy |
| K95.01 | Infection due to gastric band procedure |
| K95.09 | Other complications of gastric band procedure |
| K95.81 | Infection due to other bariatric procedure |
| K95.89 | Other complications of other bariatric procedure |