K28
Non-billableGastrojejunal ulcer
K28 is the ICD-10-CM code for Gastrojejunal ulcer. It is a non-billable category code — use a more specific child code such as K28.0 for billing.
- Status
- Header (non-billable)
- Chapter
- K00-K95
- Subcodes
- 9
- Edition
- FY2026
K00-K95 Diseases of the digestive system
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
Excludes1 — not coded here
- •primary ulcer of small intestine (K63.3)
Use additional code
- •code to identify:
- •alcohol abuse and dependence (F10.-)
Frequently asked questions
- What is ICD-10 code K28?
- K28 is the ICD-10-CM code for "Gastrojejunal ulcer". It falls under K00-K95 Diseases of the digestive system.
- Is K28 a billable code?
- No — K28 is a non-billable header code. Use a more specific child code (such as K28.0) for billing.
- What is excluded from K28?
- Excludes1 (not coded here): primary ulcer of small intestine (K63.3).
Source: CMS ICD-10-CM FY2026. For informational purposes only — not medical advice. See our medical disclaimer.
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