K22 ICD-10-CA category: Other diseases of oesophagus
K22 isn’t a code on its own. Choose one of the 18 codes beneath it, the one the documentation supports.
Official description
K22Other diseases of oesophagus
ICD-10-CA · Canada
Codes in K22
K22 isn’t a code on its own. Open the group that matches what the note documents.
K22.0Achalasia of cardiaK22.1Ulcer of oesophagus (9 codes)K22.2Oesophageal obstructionK22.3Perforation of oesophagusK22.4Dyskinesia of oesophagusK22.5Diverticulum of oesophagus, acquiredK22.6Gastro-oesophageal laceration-haemorrhage syndromeK22.7Barrett's esophagusK22.8Other specified diseases of oesophagusK22.9Disease of oesophagus, unspecifiedNotes for K22
As CIHI prints them, with any note K22 takes from the headings above it.
Excludes
Conditions classified elsewhere.
- Oesophageal varices (I85.-)
- Hiatus hernia (K44.-)From K20-K31 Diseases of oesophagus, stomach and duodenum
- 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 K22 sits
- 1ChapterChapter 11: Diseases of the digestive system (K00-K93)
- 2Block K20-K31Diseases of oesophagus, stomach and duodenum
- 3Category K22Other diseases of oesophagus
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 K22 a valid ICD-10-CA code?
No. K22 (Other diseases of oesophagus) is a category heading in CIHI’s ICD-10-CA FY 2026–2027 release. It holds 18 codes; record the one the documentation supports.
Where is K22 in ICD-10-CA?
K22 sits under K20-K31 Diseases of oesophagus, stomach and duodenum, within Chapter 11: Diseases of the digestive system (K00-K93).
What coding notes apply to K22?
ICD-10-CA lists Excludes notes for K22, 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.