K20-K31 ICD-10-CM Code: Diseases of esophagus, stomach and duodenum
Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.
Official Registry Overview & Definition
Diseases of esophagus, stomach and duodenum (K20-K31) is a non-billable ICD-10-CM category code (K20-K31). A more specific billable subcode must be selected for claims submission.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for K20-K31 in the official ICD-10-CM tabular list.
Excludes2 — Not Included Here
Conditions not covered by this code, but which may be reported alongside it when both are present.
- hiatus hernia (K44.-)
Nearest Codes in This Family
Official ICD-10-CM classifications closest to K20-K31 in its code family, with their registry titles.
- K20 — Esophagitis
- K21 — Gastro-esophageal reflux disease
- K22 — Other diseases of esophagus
- K23 — Disorders of esophagus in diseases classified elsewhere
- K25 — Gastric ulcer
- K26 — Duodenal ulcer
- K27 — Peptic ulcer, site unspecified
- K28 — Gastrojejunal ulcer
- K29 — Gastritis and duodenitis
- K30 — Functional dyspepsia
- K31 — Other diseases of stomach and duodenum