All ICD10 Codes

K27.3

Billable
ChapterK00–K95
Ranksubcategory
Official Description

Acute peptic ulcer, site unspecified, without hemorrhage or perforation

Metadata & Insights
  • •2026 ICD-10-CM Edition - Effective October 1, 2025.
  • •Billable/specific code (valid for reimbursement).
  • •Chapter 11: Diseases of the Digestive System (K00-K95).
General instructions are available for the parent sections:
View CH11 NotesView K20-K31 NotesView K27 Notes

Clinical Hierarchy

CH11Diseases of the digestive system (K00-K95)
K20-K31Diseases of esophagus, stomach and duodenum (K20-K31)
K27Peptic ulcer, site unspecified
K27.3Acute peptic ulcer, site unspecified, without hemorrhage or perforation

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to K27.3:

categoryK27
Peptic ulcer, site unspecified
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

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to K27.3. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

1 raw paths
Ulcer, ulcerated, ulcerating, ulceration, ulcerative1 unique routes
peptic (site unspecified)
acute→K27.3

MS-DRG Classification

2026 v43.1

This code is grouped within the following Diagnosis Related Group(s) for clinical reimbursement:

DRG 380
Complicated Peptic Ulcer with MCC
DRG 381
Complicated Peptic Ulcer with CC
DRG 382
Complicated Peptic Ulcer without CC/MCC
DRG 383
Uncomplicated Peptic Ulcer with MCC
DRG 384
Uncomplicated Peptic Ulcer without MCC

Cross Reference

Find Procedures (ICD-10-PCS)

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