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v1.0.0
ICD-10 Guide
DiagnosesGastrojejunostomy

Gastrojejunostomy

ICD-10 Coding for Gastrojejunostomy(K94.24, Z93.1)

PRIMARY SPECIALTYSurgery
COMPLEXITYHigh
LAST UPDATED09/15/2025
Sam Tuffun, PT, DPT
Physical Therapist | Medical Coding & Billing Contributor

Diagnosis Overview

What is Gastrojejunostomy?
Essential facts and insights about Gastrojejunostomy

Key Clinical Considerations:

  • Nausea and vomiting
  • Weight loss and malnutrition
  • Abdominal pain
  • Key diagnostic tests include upper gastrointestinal series and endoscopy
  • Physical exam may reveal abdominal tenderness or distension

Clinical Information

Clinical Criteria & Documentation Requirements

  • Operative report detailing the procedure
  • Preoperative and postoperative diagnosis
  • Specific coding terminology such as 'Gastrojejunostomy' and 'bypass procedure'
  • Documentation examples include surgical notes and patient consent forms

Coding Guidelines

Usage Guidelines & Examples

  • Usage guidelines emphasize accurate coding based on the specific procedure performed.
  • Common errors include misclassifying the type of bypass or failing to document complications.

Code Exclusions

Important Exclusions

  • Conditions such as gastric cancer not requiring bypass.
  • Alternative codes may include those for other types of gastrointestinal surgeries.

Related ICD-10 Codes

Primary Codes
K31.89
Other specified diseases of the stomach and duodenum
Z98.89
Other specified postprocedural states
Ancillary Codes
Z93.1
Differential Codes
K94.23
K94.23
if the complication is due to infection rather than mechanical issues.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Surgery

Specialty Applications

  • Patients with gastric outlet obstruction, peptic ulcer disease, or malignancies.
  • Clinical settings include surgical units and outpatient surgical centers.

Coding Complexity

High Complexity

This diagnosis requires careful attention to:

  • Comprehensive clinical documentation
  • Accurate code selection based on clinical criteria
  • Proper exclusion considerations
  • Specialty-specific coding guidelines

Documentation

Documentation Templates

Billing Information

Billing Considerations

  • Ensure proper documentation for billing
  • Verify code specificity requirements
  • Check for any additional codes needed
  • Review payer-specific guidelines

Common Issues

  • Insufficient clinical documentation
  • Incorrect code selection
  • Missing supporting diagnoses
  • Timing and frequency documentation

Frequently Asked Questions

Documentation requirements?

Complete operative report, including indications and complications.

Billing considerations?

Ensure correct coding for the procedure and any associated complications.