All ICD10 Codes

K20.9

Non-Billable
ChapterK00–K95
Ranksubcategory
Official Description

Esophagitis, unspecified

Use a more specific code (2 billable)
K20.90Esophagitis, unspecified without bleedingK20.91Esophagitis, unspecified with bleeding
Metadata & Insights
  • •Non-billable category (requires more specific sub-code).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).
General instructions are available for the parent sections:
View CH11 NotesView K20-K31 NotesView K20 Notes

Clinical Hierarchy

BillableHas subcodes
CH11Diseases of the digestive system (K00-K95)
K20-K31Diseases of esophagus, stomach and duodenum (K20-K31)
K20Esophagitis
K20.9Esophagitis, unspecifiedNot billable
K20.90Esophagitis, unspecified without bleedingBillable
K20.91Esophagitis, unspecified with bleedingBillable

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K20.9:

categoryK20
Esophagitis
View context instructions
blockK20-K31
Diseases of esophagus, stomach and duodenum (K20-K31)
View context instructions
chapterCH11
Diseases of the digestive system (K00-K95)
View context instructions

Code History

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

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