K31.A14 vs K57.00
K31.A14 (Gastric intestinal metaplasia without dysplasia, involving the cardia) compared with K57.00 (Diverticulitis of small intestine with perforation and abscess without bleeding), from the official CMS tabular data. Both may be reported when both conditions are documented (Excludes2).
Can these codes be reported together?
Yes, when both are documented. K31.A14 carries an Excludes2 note covering K57.00: “diverticulum of duodenum (K57.00-K57.13)”
Excludes2 marks distinct conditions — both may be reported when both are documented.
Side by side
| K31.A14Gastric intestinal metaplasia without dysplasia, involving the cardia | K57.00Diverticulitis of small intestine with perforation and abscess without bleeding | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | K00-K95 — Diseases of the Digestive System (K00-K95) | K00-K95 — Diseases of the Digestive System (K00-K95) |
| Definition | Gastric intestinal metaplasia without dysplasia, involving the cardia is a billable ICD-10-CM diagnosis code (K31.A14). | Diverticulitis of small intestine with perforation and abscess without bleeding is a billable ICD-10-CM diagnosis code (K57.00). |
| Includes | functional disorders of stomach | — |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources