K28 is a non-billable/non-specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Gastrojejunal ulcer.
Includes
Anastomotic ulcer (peptic) or erosion
Gastrocolic ulcer (peptic) or erosion
Gastrointestinal ulcer (peptic) or erosion
Gastrojejunal ulcer (peptic) or erosion
Jejunal ulcer (peptic) or erosion
Marginal ulcer (peptic) or erosion
Stomal ulcer (peptic) or erosion
Use additional code
Code to identify:
Alcohol abuse and dependence (F10.-)
Type 1 excludes
Primary ulcer of small intestine (K63.3)
Codes
K28.0
Acute gastrojejunal ulcer with hemorrhage
K28.1
Acute gastrojejunal ulcer with perforation
K28.2
Acute gastrojejunal ulcer with both hemorrhage and perforation
K28.3
Acute gastrojejunal ulcer without hemorrhage or perforation
K28.4
Chronic or unspecified gastrojejunal ulcer with hemorrhage
K28.5
Chronic or unspecified gastrojejunal ulcer with perforation
K28.6
Chronic or unspecified gastrojejunal ulcer with both hemorrhage and perforation
K28.7
Chronic gastrojejunal ulcer without hemorrhage or perforation
K28.9
Gastrojejunal ulcer, unspecified as acute or chronic, without hemorrhage or perforation
Versions
2026
No changes
2025
No changes
2024
No changes
2023
No changes
2022
No changes
2021
No changes
2020
No changes
2019
No changes
2018
No changes
2017
No changes
2016
New code