U S Department of Health and Human Services www.hhs.gov
Centers for Medicare & Medicaid Services
ICD-10-CM/PCS MS-DRGv33 Definitions Manual Previous Page [Alt-p] Up a level [Alt-u] Next Page [Alt-n]
Appendix C: Principal diagnoses which convert CC/MCC to non-CC
PDX Collection 0785:77 codes
K5000Crohn's disease of small intestine without complications
K50011Crohn's disease of small intestine with rectal bleeding
K50012Crohn's disease of small intestine with intestinal obstruction
K50013Crohn's disease of small intestine with fistula
K50014Crohn's disease of small intestine with abscess
K50018Crohn's disease of small intestine with other complication
K50019Crohn's disease of small intestine with unspecified complications
K5010Crohn's disease of large intestine without complications
K50111Crohn's disease of large intestine with rectal bleeding
K50112Crohn's disease of large intestine with intestinal obstruction
K50113Crohn's disease of large intestine with fistula
K50114Crohn's disease of large intestine with abscess
K50118Crohn's disease of large intestine with other complication
K50119Crohn's disease of large intestine with unspecified complications
K5080Crohn's disease of both small and large intestine without complications
K50811Crohn's disease of both small and large intestine with rectal bleeding
K50812Crohn's disease of both small and large intestine with intestinal obstruction
K50813Crohn's disease of both small and large intestine with fistula
K50814Crohn's disease of both small and large intestine with abscess
K50818Crohn's disease of both small and large intestine with other complication
K50819Crohn's disease of both small and large intestine with unspecified complications
K5090Crohn's disease, unspecified, without complications
K50911Crohn's disease, unspecified, with rectal bleeding
K50912Crohn's disease, unspecified, with intestinal obstruction
K50913Crohn's disease, unspecified, with fistula
K50914Crohn's disease, unspecified, with abscess
K50918Crohn's disease, unspecified, with other complication
K50919Crohn's disease, unspecified, with unspecified complications
K5100Ulcerative (chronic) pancolitis without complications
K51011Ulcerative (chronic) pancolitis with rectal bleeding
K51012Ulcerative (chronic) pancolitis with intestinal obstruction
K51013Ulcerative (chronic) pancolitis with fistula
K51014Ulcerative (chronic) pancolitis with abscess
K51018Ulcerative (chronic) pancolitis with other complication
K51019Ulcerative (chronic) pancolitis with unspecified complications
K5120Ulcerative (chronic) proctitis without complications
K51211Ulcerative (chronic) proctitis with rectal bleeding
K51212Ulcerative (chronic) proctitis with intestinal obstruction
K51213Ulcerative (chronic) proctitis with fistula
K51214Ulcerative (chronic) proctitis with abscess
K51218Ulcerative (chronic) proctitis with other complication
K51219Ulcerative (chronic) proctitis with unspecified complications
K5130Ulcerative (chronic) rectosigmoiditis without complications
K51311Ulcerative (chronic) rectosigmoiditis with rectal bleeding
K51312Ulcerative (chronic) rectosigmoiditis with intestinal obstruction
K51313Ulcerative (chronic) rectosigmoiditis with fistula
K51314Ulcerative (chronic) rectosigmoiditis with abscess
K51318Ulcerative (chronic) rectosigmoiditis with other complication
K51319Ulcerative (chronic) rectosigmoiditis with unspecified complications
K5140Inflammatory polyps of colon without complications
K51411Inflammatory polyps of colon with rectal bleeding
K51412Inflammatory polyps of colon with intestinal obstruction
K51413Inflammatory polyps of colon with fistula
K51414Inflammatory polyps of colon with abscess
K51418Inflammatory polyps of colon with other complication
K51419Inflammatory polyps of colon with unspecified complications
K5150Left sided colitis without complications
K51511Left sided colitis with rectal bleeding
K51512Left sided colitis with intestinal obstruction
K51513Left sided colitis with fistula
K51514Left sided colitis with abscess
K51518Left sided colitis with other complication
K51519Left sided colitis with unspecified complications
K5180Other ulcerative colitis without complications
K51811Other ulcerative colitis with rectal bleeding
K51812Other ulcerative colitis with intestinal obstruction
K51813Other ulcerative colitis with fistula
K51814Other ulcerative colitis with abscess
K51818Other ulcerative colitis with other complication
K51819Other ulcerative colitis with unspecified complications
K5190Ulcerative colitis, unspecified, without complications
K51911Ulcerative colitis, unspecified with rectal bleeding
K51912Ulcerative colitis, unspecified with intestinal obstruction
K51913Ulcerative colitis, unspecified with fistula
K51914Ulcerative colitis, unspecified with abscess
K51918Ulcerative colitis, unspecified with other complication
K51919Ulcerative colitis, unspecified with unspecified complications
 
PDX Collection 0786:28 codes
K5000Crohn's disease of small intestine without complications
K50011Crohn's disease of small intestine with rectal bleeding
K50012Crohn's disease of small intestine with intestinal obstruction
K50013Crohn's disease of small intestine with fistula
K50014Crohn's disease of small intestine with abscess
K50018Crohn's disease of small intestine with other complication
K50019Crohn's disease of small intestine with unspecified complications
K5010Crohn's disease of large intestine without complications
K50111Crohn's disease of large intestine with rectal bleeding
K50112Crohn's disease of large intestine with intestinal obstruction
K50113Crohn's disease of large intestine with fistula
K50114Crohn's disease of large intestine with abscess
K50118Crohn's disease of large intestine with other complication
K50119Crohn's disease of large intestine with unspecified complications
K5080Crohn's disease of both small and large intestine without complications
K50811Crohn's disease of both small and large intestine with rectal bleeding
K50812Crohn's disease of both small and large intestine with intestinal obstruction
K50813Crohn's disease of both small and large intestine with fistula
K50814Crohn's disease of both small and large intestine with abscess
K50818Crohn's disease of both small and large intestine with other complication
K50819Crohn's disease of both small and large intestine with unspecified complications
K5090Crohn's disease, unspecified, without complications
K50911Crohn's disease, unspecified, with rectal bleeding
K50912Crohn's disease, unspecified, with intestinal obstruction
K50913Crohn's disease, unspecified, with fistula
K50914Crohn's disease, unspecified, with abscess
K50918Crohn's disease, unspecified, with other complication
K50919Crohn's disease, unspecified, with unspecified complications
 
PDX Collection 0787:49 codes
K5100Ulcerative (chronic) pancolitis without complications
K51011Ulcerative (chronic) pancolitis with rectal bleeding
K51012Ulcerative (chronic) pancolitis with intestinal obstruction
K51013Ulcerative (chronic) pancolitis with fistula
K51014Ulcerative (chronic) pancolitis with abscess
K51018Ulcerative (chronic) pancolitis with other complication
K51019Ulcerative (chronic) pancolitis with unspecified complications
K5120Ulcerative (chronic) proctitis without complications
K51211Ulcerative (chronic) proctitis with rectal bleeding
K51212Ulcerative (chronic) proctitis with intestinal obstruction
K51213Ulcerative (chronic) proctitis with fistula
K51214Ulcerative (chronic) proctitis with abscess
K51218Ulcerative (chronic) proctitis with other complication
K51219Ulcerative (chronic) proctitis with unspecified complications
K5130Ulcerative (chronic) rectosigmoiditis without complications
K51311Ulcerative (chronic) rectosigmoiditis with rectal bleeding
K51312Ulcerative (chronic) rectosigmoiditis with intestinal obstruction
K51313Ulcerative (chronic) rectosigmoiditis with fistula
K51314Ulcerative (chronic) rectosigmoiditis with abscess
K51318Ulcerative (chronic) rectosigmoiditis with other complication
K51319Ulcerative (chronic) rectosigmoiditis with unspecified complications
K5140Inflammatory polyps of colon without complications
K51411Inflammatory polyps of colon with rectal bleeding
K51412Inflammatory polyps of colon with intestinal obstruction
K51413Inflammatory polyps of colon with fistula
K51414Inflammatory polyps of colon with abscess
K51418Inflammatory polyps of colon with other complication
K51419Inflammatory polyps of colon with unspecified complications
K5150Left sided colitis without complications
K51511Left sided colitis with rectal bleeding
K51512Left sided colitis with intestinal obstruction
K51513Left sided colitis with fistula
K51514Left sided colitis with abscess
K51518Left sided colitis with other complication
K51519Left sided colitis with unspecified complications
K5180Other ulcerative colitis without complications
K51811Other ulcerative colitis with rectal bleeding
K51812Other ulcerative colitis with intestinal obstruction
K51813Other ulcerative colitis with fistula
K51814Other ulcerative colitis with abscess
K51818Other ulcerative colitis with other complication
K51819Other ulcerative colitis with unspecified complications
K5190Ulcerative colitis, unspecified, without complications
K51911Ulcerative colitis, unspecified with rectal bleeding
K51912Ulcerative colitis, unspecified with intestinal obstruction
K51913Ulcerative colitis, unspecified with fistula
K51914Ulcerative colitis, unspecified with abscess
K51918Ulcerative colitis, unspecified with other complication
K51919Ulcerative colitis, unspecified with unspecified complications
 
PDX Collection 0788:1 code
K520Gastroenteritis and colitis due to radiation
 
PDX Collection 0789:1 code
K521Toxic gastroenteritis and colitis
 
PDX Collection 0790:2 codes
K550Acute vascular disorders of intestine
K551Chronic vascular disorders of intestine
 
PDX Collection 0791:4 codes
K550Acute vascular disorders of intestine
K551Chronic vascular disorders of intestine
K558Other vascular disorders of intestine
K559Vascular disorder of intestine, unspecified
 
PDX Collection 0792:15 codes
K560Paralytic ileus
K561Intussusception
K562Volvulus
K563Gallstone ileus
K5649Other impaction of intestine
K565Intestinal adhesions [bands] with obstruction (postprocedural) (postinfection)
K5660Unspecified intestinal obstruction
K5669Other intestinal obstruction
K567Ileus, unspecified
K634Enteroptosis
K6389Other specified diseases of intestine
K639Disease of intestine, unspecified
K9289Other specified diseases of the digestive system
K929Disease of digestive system, unspecified
R1113Vomiting of fecal matter
 
PDX Collection 0793:6 codes
K5700Diverticulitis of small intestine with perforation and abscess without bleeding
K5701Diverticulitis of small intestine with perforation and abscess with bleeding
K5710Diverticulosis of small intestine without perforation or abscess without bleeding
K5711Diverticulosis of small intestine without perforation or abscess with bleeding
K5712Diverticulitis of small intestine without perforation or abscess without bleeding
K5713Diverticulitis of small intestine without perforation or abscess with bleeding
 
PDX Collection 0794:18 codes
K5720Diverticulitis of large intestine with perforation and abscess without bleeding
K5721Diverticulitis of large intestine with perforation and abscess with bleeding
K5730Diverticulosis of large intestine without perforation or abscess without bleeding
K5731Diverticulosis of large intestine without perforation or abscess with bleeding
K5732Diverticulitis of large intestine without perforation or abscess without bleeding
K5733Diverticulitis of large intestine without perforation or abscess with bleeding
K5740Diverticulitis of both small and large intestine with perforation and abscess without bleeding
K5741Diverticulitis of both small and large intestine with perforation and abscess with bleeding
K5750Diverticulosis of both small and large intestine without perforation or abscess without bleeding
K5751Diverticulosis of both small and large intestine without perforation or abscess with bleeding
K5752Diverticulitis of both small and large intestine without perforation or abscess without bleeding
K5753Diverticulitis of both small and large intestine without perforation or abscess with bleeding
K5780Diverticulitis of intestine, part unspecified, with perforation and abscess without bleeding
K5781Diverticulitis of intestine, part unspecified, with perforation and abscess with bleeding
K5790Diverticulosis of intestine, part unspecified, without perforation or abscess without bleeding
K5791Diverticulosis of intestine, part unspecified, without perforation or abscess with bleeding
K5792Diverticulitis of intestine, part unspecified, without perforation or abscess without bleeding
K5793Diverticulitis of intestine, part unspecified, without perforation or abscess with bleeding
 
PDX Collection 0795:10 codes
K580Irritable bowel syndrome with diarrhea
K589Irritable bowel syndrome without diarrhea
K591Functional diarrhea
K592Neurogenic bowel, not elsewhere classified
K593Megacolon, not elsewhere classified
K594Anal spasm
K598Other specified functional intestinal disorders
K599Functional intestinal disorder, unspecified
K910Vomiting following gastrointestinal surgery
K911Postgastric surgery syndromes
 
PDX Collection 0796:5 codes
K610Anal abscess
K611Rectal abscess
K612Anorectal abscess
K613Ischiorectal abscess
K614Intrasphincteric abscess
 
PDX Collection 0797:1 code
K626Ulcer of anus and rectum
 
PDX Collection 0798:1 code
K630Abscess of intestine
 
PDX Collection 0799:1 code
K631Perforation of intestine (nontraumatic)
 
PDX Collection 0800:1 code
K632Fistula of intestine
 
PDX Collection 0801:1 code
K633Ulcer of intestine
 
PDX Collection 0802:73 codes
E164Increased secretion of gastrin
I8501Esophageal varices with bleeding
K2210Ulcer of esophagus without bleeding
K2211Ulcer of esophagus with bleeding
K226Gastro-esophageal laceration-hemorrhage syndrome
K2270Barrett's esophagus without dysplasia
K22710Barrett's esophagus with low grade dysplasia
K22711Barrett's esophagus with high grade dysplasia
K22719Barrett's esophagus with dysplasia, unspecified
K250Acute gastric ulcer with hemorrhage
K251Acute gastric ulcer with perforation
K252Acute gastric ulcer with both hemorrhage and perforation
K253Acute gastric ulcer without hemorrhage or perforation
K254Chronic or unspecified gastric ulcer with hemorrhage
K255Chronic or unspecified gastric ulcer with perforation
K256Chronic or unspecified gastric ulcer with both hemorrhage and perforation
K257Chronic gastric ulcer without hemorrhage or perforation
K259Gastric ulcer, unspecified as acute or chronic, without hemorrhage or perforation
K260Acute duodenal ulcer with hemorrhage
K261Acute duodenal ulcer with perforation
K262Acute duodenal ulcer with both hemorrhage and perforation
K263Acute duodenal ulcer without hemorrhage or perforation
K264Chronic or unspecified duodenal ulcer with hemorrhage
K265Chronic or unspecified duodenal ulcer with perforation
K266Chronic or unspecified duodenal ulcer with both hemorrhage and perforation
K267Chronic duodenal ulcer without hemorrhage or perforation
K269Duodenal ulcer, unspecified as acute or chronic, without hemorrhage or perforation
K270Acute peptic ulcer, site unspecified, with hemorrhage
K271Acute peptic ulcer, site unspecified, with perforation
K272Acute peptic ulcer, site unspecified, with both hemorrhage and perforation
K273Acute peptic ulcer, site unspecified, without hemorrhage or perforation
K274Chronic or unspecified peptic ulcer, site unspecified, with hemorrhage
K275Chronic or unspecified peptic ulcer, site unspecified, with perforation
K276Chronic or unspecified peptic ulcer, site unspecified, with both hemorrhage and perforation
K277Chronic peptic ulcer, site unspecified, without hemorrhage or perforation
K279Peptic ulcer, site unspecified, unspecified as acute or chronic, without hemorrhage or perforation
K280Acute gastrojejunal ulcer with hemorrhage
K281Acute gastrojejunal ulcer with perforation
K282Acute gastrojejunal ulcer with both hemorrhage and perforation
K283Acute gastrojejunal ulcer without hemorrhage or perforation
K284Chronic or unspecified gastrojejunal ulcer with hemorrhage
K285Chronic or unspecified gastrojejunal ulcer with perforation
K286Chronic or unspecified gastrojejunal ulcer with both hemorrhage and perforation
K287Chronic gastrojejunal ulcer without hemorrhage or perforation
K289Gastrojejunal ulcer, unspecified as acute or chronic, without hemorrhage or perforation
K2901Acute gastritis with bleeding
K2921Alcoholic gastritis with bleeding
K2931Chronic superficial gastritis with bleeding
K2941Chronic atrophic gastritis with bleeding
K2951Unspecified chronic gastritis with bleeding
K2961Other gastritis with bleeding
K2971Gastritis, unspecified, with bleeding
K2981Duodenitis with bleeding
K2991Gastroduodenitis, unspecified, with bleeding
K31811Angiodysplasia of stomach and duodenum with bleeding
K5521Angiodysplasia of colon with hemorrhage
K5701Diverticulitis of small intestine with perforation and abscess with bleeding
K5711Diverticulosis of small intestine without perforation or abscess with bleeding
K5713Diverticulitis of small intestine without perforation or abscess with bleeding
K5721Diverticulitis of large intestine with perforation and abscess with bleeding
K5731Diverticulosis of large intestine without perforation or abscess with bleeding
K5733Diverticulitis of large intestine without perforation or abscess with bleeding
K5741Diverticulitis of both small and large intestine with perforation and abscess with bleeding
K5751Diverticulosis of both small and large intestine without perforation or abscess with bleeding
K5753Diverticulitis of both small and large intestine without perforation or abscess with bleeding
K5781Diverticulitis of intestine, part unspecified, with perforation and abscess with bleeding
K5791Diverticulosis of intestine, part unspecified, without perforation or abscess with bleeding
K5793Diverticulitis of intestine, part unspecified, without perforation or abscess with bleeding
K625Hemorrhage of anus and rectum
K6381Dieulafoy lesion of intestine
K920Hematemesis
K921Melena
K922Gastrointestinal hemorrhage, unspecified
 
PDX Collection 0803:16 codes
K634Enteroptosis
K6389Other specified diseases of intestine
K639Disease of intestine, unspecified
K650Generalized (acute) peritonitis
K651Peritoneal abscess
K652Spontaneous bacterial peritonitis
K653Choleperitonitis
K654Sclerosing mesenteritis
K658Other peritonitis
K659Peritonitis, unspecified
K67Disorders of peritoneum in infectious diseases classified elsewhere
K6819Other retroperitoneal abscess
K689Other disorders of retroperitoneum
K9289Other specified diseases of the digestive system
K929Disease of digestive system, unspecified
R1113Vomiting of fecal matter
 
PDX Collection 0804:1 code
K661Hemoperitoneum
 
PDX Collection 0805:44 codes
D7881Other intraoperative complications of the spleen
D7889Other postprocedural complications of the spleen
E368Other intraoperative complications of endocrine system
E89810Postprocedural hemorrhage and hematoma of an endocrine system organ or structure following an endocrine system procedure
E89811Postprocedural hemorrhage and hematoma of an endocrine system organ or structure following other procedure
E8989Other postprocedural endocrine and metabolic complications and disorders
H59011Keratopathy (bullous aphakic) following cataract surgery, right eye
H59012Keratopathy (bullous aphakic) following cataract surgery, left eye
H59013Keratopathy (bullous aphakic) following cataract surgery, bilateral
H59019Keratopathy (bullous aphakic) following cataract surgery, unspecified eye
H59031Cystoid macular edema following cataract surgery, right eye
H59032Cystoid macular edema following cataract surgery, left eye
H59033Cystoid macular edema following cataract surgery, bilateral
H59039Cystoid macular edema following cataract surgery, unspecified eye
H59091Other disorders of the right eye following cataract surgery
H59092Other disorders of the left eye following cataract surgery
H59093Other disorders of the eye following cataract surgery, bilateral
H59099Other disorders of unspecified eye following cataract surgery
H59811Chorioretinal scars after surgery for detachment, right eye
H59812Chorioretinal scars after surgery for detachment, left eye
H59813Chorioretinal scars after surgery for detachment, bilateral
H59819Chorioretinal scars after surgery for detachment, unspecified eye
H5988Other intraoperative complications of eye and adnexa, not elsewhere classified
H5989Other postprocedural complications and disorders of eye and adnexa, not elsewhere classified
H95811Postprocedural stenosis of right external ear canal
H95812Postprocedural stenosis of left external ear canal
H95813Postprocedural stenosis of external ear canal, bilateral
H95819Postprocedural stenosis of unspecified external ear canal
H9588Other intraoperative complications and disorders of the ear and mastoid process, not elsewhere classified
H9589Other postprocedural complications and disorders of the ear and mastoid process, not elsewhere classified
I973Postprocedural hypertension
K6811Postprocedural retroperitoneal abscess
L7681Other intraoperative complications of skin and subcutaneous tissue
L7682Other postprocedural complications of skin and subcutaneous tissue
M9689Other intraoperative and postprocedural complications and disorders of the musculoskeletal system
N981Hyperstimulation of ovaries
N982Complications of attempted introduction of fertilized ovum following in vitro fertilization
N983Complications of attempted introduction of embryo in embryo transfer
N988Other complications associated with artificial fertilization
N989Complication associated with artificial fertilization, unspecified
T814XXAInfection following a procedure, initial encounter
T8182XAEmphysema (subcutaneous) resulting from a procedure, initial encounter
T8189XAOther complications of procedures, not elsewhere classified, initial encounter
T819XXAUnspecified complication of procedure, initial encounter



Centers for Medicare & Medicaid Services, 7500 Security Boulevard Baltimore, MD 21244