K55-K64 ICD-10-CA block: Other diseases of intestines
K55-K64 isn’t a code on its own. Choose one of the 75 codes beneath it, the one the documentation supports.
Official description
K55-K64Other diseases of intestines (K55-K64)
ICD-10-CA · Canada
Codes in K55-K64
K55-K64 isn’t a code on its own. Open the group that matches what the note documents.
K55Vascular disorders of intestine (6 codes)K56Paralytic ileus and intestinal obstruction without hernia (8 codes)K57Diverticular disease of intestine (8 codes)K58Irritable bowel syndrome (4 codes)K59Other functional intestinal disorders (7 codes)K60Fissure and fistula of anal and rectal regions (6 codes)K61Abscess of anal and rectal regions (5 codes)K62Other diseases of anus and rectum (10 codes)K63Other diseases of intestine (10 codes)K64Haemorrhoids and perianal venous thrombosis (11 codes)Notes for K55-K64
As CIHI prints them, with any note K55-K64 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Certain:• conditions originating in the perinatal period (P00-P96)• infectious and parasitic diseases (A00-B99)complications of pregnancy, childbirth and the puerperium (O00-O99)congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)endocrine, nutritional and metabolic diseases (E00-E90)injury, poisoning and certain other consequences of external causes (S00-T98)neoplasms (C00-D48)symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R99)From Chapter 11: Diseases of the digestive system (K00-K93)
Where K55-K64 sits
- 1ChapterChapter 11: Diseases of the digestive system (K00-K93)
- 2Block K55-K64Other diseases of intestines
Source and release
- Data release
- ICD-10-CA · FY 2026–2027
- Effective date
- Apr 1, 2026
- Publisher
- CIHI
This page is built from the ICD-10-CA catalog that Vero Codes reads when it suggests codes: Canadian Institute for Health Information’s FY 2026–2027 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.
Frequently asked questions
Is K55-K64 a valid ICD-10-CA code?
No. K55-K64 (Other diseases of intestines) is a block heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 75 codes; record the one the documentation supports.
Where is K55-K64 in ICD-10-CA?
K55-K64 sits under Chapter 11: Diseases of the digestive system (K00-K93).
What coding notes apply to K55-K64?
ICD-10-CA lists Excludes notes for K55-K64, including those from the headings it sits under. They are listed on this page with where each one comes from.
Which ICD-10-CA release does this page use?
It uses CIHI’s FY 2026–2027 release, in effect from Apr 1, 2026 to Mar 31, 2027. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.
Codes beside K55-K64
K00-K14Diseases of oral cavity, salivary glands and jawsK20-K31Diseases of oesophagus, stomach and duodenumK35-K38Diseases of appendixK40-K46HerniaK50-K52Noninfective enteritis and colitisK65-K67Diseases of peritoneumK70-K77Diseases of liverK80-K87Disorders of gallbladder, biliary tract and pancreasK90-K93Other diseases of the digestive system