ICD-10 Logo
ICDxICD-10 Medical Coding
ICD-10 Logo
ICDxICD-10 Medical Coding
ICD 10 CodesDiagnoses
ICD 10 CodesDiagnoses
ICD-10 Logo
ICDxICD-10 Medical Coding

Comprehensive ICD-10-CM code reference with AI-powered search capabilities.

© 2025 ICD Code Compass. All rights reserved.

Browse

  • All Chapters
  • All Categories
  • Diagnoses

Tools

  • AI Code Search
ICD-10-CM codes are maintained by the CDC and CMS. This tool is for reference purposes only.
v1.0.0
ICD-10 Guide
DiagnosesHistory Of Hours Pylori

History Of Hours Pylori

ICD-10 Coding for History of H. pylori(Z87.11, B96.81)

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

Diagnosis Overview

What is History Of Hours Pylori?
Essential facts and insights about History of H. pylori

Key Clinical Considerations:

  • Dyspepsia or abdominal pain
  • Positive urea breath test or stool antigen test for H. pylori
  • Epigastric tenderness on physical examination

Clinical Information

Clinical Criteria & Documentation Requirements

  • Patient history of H. pylori infection and treatment
  • Use of specific terms like 'H. pylori eradication' or 'chronic gastritis due to H. pylori'
  • Examples: 'Patient treated for H. pylori with triple therapy in 2022'

Coding Guidelines

Usage Guidelines & Examples

  • Follow usage guidelines for chronic gastritis and H. pylori-related conditions.
  • Common errors include misclassifying acute vs. chronic gastritis.

Code Exclusions

Important Exclusions

  • Acute gastritis (K29.00)
  • Other gastrointestinal infections not related to H. pylori

Related ICD-10 Codes

Primary Codes
K29.70
Chronic gastritis, unspecified
K21.9
Gastro-esophageal reflux disease, unspecified
Differential Codes
B96.81
B96.81
when H. pylori is causing an active condition, not for history.
Z87.11
Z87.11
for history of resolved H. pylori infection.

Related CPT Codes

CPT codes will be available in a future update.

Specialty Focus

Primary Specialty

Gastroenterology

Specialty Applications

  • Patients with a history of peptic ulcer disease or chronic gastritis
  • Gastroenterology clinics and outpatient settings

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

What are the documentation requirements?

Document history of H. pylori infection, treatment details, and current symptoms.

What are the billing considerations?

Ensure accurate coding based on the latest ICD guidelines and document all relevant patient history.