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)
Other diseases of the digestive system (K90-K95)
K90
Intestinal malabsorption [+]
Excludes 1:
intestinal malabsorption following gastrointestinal surgery (K91.2)
K90.0
Celiac disease Celiac disease with steatorrhea Celiac gluten-sensitive enteropathy Nontropical sprue
Code also
exocrine pancreatic insufficiency (K86.81)
Use additional
code for associated disorders including:
Use additional
dermatitis herpetiformis (L13.0)
Use additional
gluten ataxia (G32.81)
K90.1
Tropical sprue Sprue NOS Tropical steatorrhea
K90.2
Blind loop syndrome, not elsewhere classified Blind loop syndrome NOS
Excludes 1:
congenital blind loop syndrome (Q43.8) postsurgical blind loop syndrome (K91.2)
K90.3
Pancreatic steatorrhea
K90.4
Other malabsorption due to intolerance [+]
Excludes 2:
celiac gluten-sensitive enteropathy (K90.0) lactose intolerance (E73.-)
K90.41
Non-celiac gluten sensitivity Gluten sensitivity NOS Non-celiac gluten sensitive enteropathy
K90.49
Malabsorption due to intolerance, not elsewhere classified Malabsorption due to intolerance to carbohydrate Malabsorption due to intolerance to fat Malabsorption due to intolerance to protein Malabsorption due to intolerance to starch
K90.8
Other intestinal malabsorption [+]
K90.81
Whipple's disease
K90.82
Short bowel syndrome [+] Short gut syndrome
K90.821
Short bowel syndrome with colon in continuity Short bowel syndrome with colonic continuity
K90.822
Short bowel syndrome without colon in continuity Short bowel syndrome without colonic continuity
K90.829
Short bowel syndrome, unspecified
K90.83
Intestinal failure
K90.89
Other intestinal malabsorption
K90.9
Intestinal malabsorption, unspecified
K91
Intraoperative and postprocedural complications and disorders of digestive system, not elsewhere classified [+]
Excludes 2:
complications of artificial opening of digestive system (K94.-) complications of bariatric procedures (K95.-) gastrojejunal ulcer (K28.-) postprocedural (radiation) retroperitoneal abscess (K68.11) radiation colitis (K52.0) radiation gastroenteritis (K52.0) radiation proctitis (K62.7)
K91.0
Vomiting following gastrointestinal surgery
K91.1
Postgastric surgery syndromes Dumping syndrome Postgastrectomy syndrome Postvagotomy syndrome
K91.2
Postsurgical malabsorption, not elsewhere classified Postsurgical blind loop syndrome
Excludes 1:
malabsorption osteomalacia in adults (M83.2) malabsorption osteoporosis, postsurgical (M80.8-, M81.8)
K91.3
Postprocedural intestinal obstruction [+]
K91.30
Postprocedural intestinal obstruction, unspecified as to partial versus complete Postprocedural intestinal obstruction NOS
K91.31
Postprocedural partial intestinal obstruction Postprocedural incomplete intestinal obstruction
K91.32
Postprocedural complete intestinal obstruction
K91.5
Postcholecystectomy syndrome
K91.6
Intraoperative hemorrhage and hematoma of a digestive system organ or structure complicating a procedure [+]
Excludes 1:
intraoperative hemorrhage and hematoma of a digestive system organ or structure due to accidental puncture and laceration during a procedure (K91.7-)
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
K91.7
Accidental puncture and laceration of a digestive system organ or structure during a 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
K91.8
Other intraoperative and postprocedural complications and disorders of digestive system [+]
K91.81
Other intraoperative complications of digestive system
K91.82
Postprocedural hepatic failure
K91.83
Postprocedural hepatorenal syndrome
K91.84
Postprocedural hemorrhage of a digestive system organ or structure following a procedure [+]
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
K91.85
Complications of intestinal pouch [+]
K91.850
Pouchitis Inflammation of internal ileoanal pouch
K91.858
Other complications of intestinal pouch
K91.86
Retained cholelithiasis following cholecystectomy
K91.87
Postprocedural hematoma and seroma of a digestive system organ or structure following a procedure [+]
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
Use additional
code, if applicable, to further specify disorder
Excludes 2:
postprocedural retroperitoneal abscess (K68.11)
K92
Other diseases of digestive system [+]
Excludes 1:
neonatal gastrointestinal hemorrhage (P54.0-P54.3)
K92.0
Hematemesis
K92.1
Melena
Excludes 1:
occult blood in feces (R19.5)
K92.2
Gastrointestinal hemorrhage, unspecified Gastric hemorrhage NOS Intestinal hemorrhage NOS
Excludes 1:
acute hemorrhagic gastritis (K29.01) hemorrhage of anus and rectum (K62.5) angiodysplasia of stomach with hemorrhage (K31.811) diverticular disease with hemorrhage (K57.-) gastritis and duodenitis with hemorrhage (K29.-) peptic ulcer with hemorrhage (K25-K28)
K92.8
Other specified diseases of the digestive system [+]
K92.81
Gastrointestinal mucositis (ulcerative)
Code also
type of associated therapy, such as: antineoplastic and immunosuppressive drugs (T45.1X-) radiological procedure and radiotherapy (Y84.2)
Excludes 2:
mucositis (ulcerative) of vagina and vulva (N76.81) nasal mucositis (ulcerative) (J34.81) oral mucositis (ulcerative) (K12.3-)
K92.89
Other specified diseases of the digestive system
K92.9
Disease of digestive system, unspecified
K94
Complications of artificial openings of the digestive system [+]
K94.0
Colostomy complications [+]
K94.00
Colostomy complication, unspecified
K94.01
Colostomy hemorrhage
K94.02
Colostomy infection
Use additional
code to specify type of infection, such as:
Use additional
cellulitis of abdominal wall (L03.311)
Use additional
sepsis (A40.-, A41.-)
K94.03
Colostomy malfunction Mechanical complication of colostomy
K94.09
Other complications of colostomy
K94.1
Enterostomy complications [+]
K94.10
Enterostomy complication, unspecified
K94.11
Enterostomy hemorrhage
K94.12
Enterostomy infection
Use additional
code to specify type of infection, such as:
Use additional
cellulitis of abdominal wall (L03.311)
Use additional
sepsis (A40.-, A41.-)
K94.13
Enterostomy malfunction Mechanical complication of enterostomy
K94.19
Other complications of enterostomy
K94.2
Gastrostomy complications [+]
K94.20
Gastrostomy complication, unspecified
K94.21
Gastrostomy hemorrhage
K94.22
Gastrostomy infection
Use additional
code to specify type of infection, such as:
Use additional
cellulitis of abdominal wall (L03.311)
Use additional
sepsis (A40.-, A41.-)
K94.23
Gastrostomy malfunction Mechanical complication of gastrostomy
K94.29
Other complications of gastrostomy
K94.3
Esophagostomy complications [+]
K94.30
Esophagostomy complications, unspecified
K94.31
Esophagostomy hemorrhage
K94.32
Esophagostomy infection
Use additional
code to identify the infection
K94.33
Esophagostomy malfunction Mechanical complication of esophagostomy
K94.39
Other complications of esophagostomy
K95
Complications of bariatric procedures [+]
K95.0
Complications of gastric band procedure [+]
K95.01
Infection due to gastric band procedure
Use additional
code to specify type of infection or organism, such as:
Use additional
bacterial and viral infectious agents (B95.-, B96.-)
Use additional
cellulitis of abdominal wall (L03.311)
Use additional
sepsis (A40.-, A41.-)
K95.09
Other complications of gastric band procedure
Use additional
code, if applicable, to further specify complication
K95.8
Complications of other bariatric procedure [+]
Excludes 1:
complications of gastric band surgery (K95.0-)
K95.81
Infection due to other bariatric procedure
Use additional
code to specify type of infection or organism, such as:
Use additional
bacterial and viral infectious agents (B95.-, B96.-)
Use additional
cellulitis of abdominal wall (L03.311)
Use additional
sepsis (A40.-, A41.-)
K95.89
Other complications of other bariatric procedure
Use additional
code, if applicable, to further specify complication
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Medicare policy changes frequently so links to the source documents have been provided within the document for your reference.
The ICD-10 Diagnosis Codes are based on the latest diagnosis coding files (2021 ICD-10-CM and 2018 GEMs ).
The ICD-10 Procedure Codes are based on the latest procedure coding files (2021 ICD-10-PCS and 2018 GEMs ).