K28 ICD-10-CM Code: Gastrojejunal ulcer
A clear reference for the official code description, hierarchy, and related coding information from the FY 2027 U.S. release.
Official description
K28Gastrojejunal ulcer
ICD-10-CM diagnosis code · United States clinical modification
Where K28 sits
- 1
Chapter 11
Diseases of the digestive system (K00-K95)
- 2
Section
Diseases of esophagus, stomach and duodenum (K20-K31)
- 3
Category K28
Gastrojejunal ulcer
- 4
Code K28
Gastrojejunal ulcer
Codes under K28
K28 is a non-billable category. Choose the child code that best matches the documented diagnosis.
K28.0Acute gastrojejunal ulcer with hemorrhageK28.1Acute gastrojejunal ulcer with perforationK28.2Acute gastrojejunal ulcer with both hemorrhage and perforationK28.3Acute gastrojejunal ulcer without hemorrhage or perforationK28.4Chronic or unspecified gastrojejunal ulcer with hemorrhageK28.5Chronic or unspecified gastrojejunal ulcer with perforationK28.6Chronic or unspecified gastrojejunal ulcer with both hemorrhage and perforationK28.7Chronic gastrojejunal ulcer without hemorrhage or perforationK28.9Gastrojejunal ulcer, unspecified as acute or chronic, without hemorrhage or perforationNotes for this code
Inclusion terms
No inclusion terms are listed for K28.
Code first
No “code first” instruction is listed for K28.
Use additional code
- code to identify:
- alcohol abuse and dependence (F10.-)
Excludes1
Conditions that should not be reported together with this code.
- primary ulcer of small intestine (K63.3)
Excludes2
Conditions not included here that may be reported separately when present.
No Excludes2 note is listed for K28.
Source and release
- Data release
- U.S. ICD-10-CM · FY 2027
- Effective date
- Oct 1, 2026
- Publisher
- Vero Scribe Inc.
This reference is generated from Vero’s ICD-10-CM description, hierarchy, and code-note dataset. The visible content and structured data share that source.
Frequently asked questions
What does ICD-10-CM code K28 mean?
K28 is the FY 2027 U.S. ICD-10-CM code for “Gastrojejunal ulcer.”
Is K28 a billable or specific ICD-10-CM code?
No. K28 has more specific child codes in the FY 2027 reference data. Select the code that matches the documentation and confirm the active code set and payer requirements.
Where is K28 located in ICD-10-CM?
K28 is listed in Chapter 11, Diseases of the digestive system (K00-K95), within Diseases of esophagus, stomach and duodenum (K20-K31) (K20–K31), under category K28, Gastrojejunal ulcer.
What coding notes are listed for K28?
No inclusion terms are listed for K28 in this reference record. No code-first instruction is listed. Additional-code instructions: code to identify:; alcohol abuse and dependence (F10.-). Excludes1 notes: primary ulcer of small intestine (K63.3). No Excludes2 note is listed.