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ICD-10 Guide
ICD-10 CodesK26.3

K26.3

Billable

Acute duodenal ulcer without hemorrhage or perforation

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/06/2025

Code Description

ICD-10 K26.3 is a billable code used to indicate a diagnosis of acute duodenal ulcer without hemorrhage or perforation.

Key Diagnostic Point:

Acute duodenal ulcer without hemorrhage or perforation is a localized erosion in the duodenum, the first section of the small intestine, typically caused by an imbalance between aggressive factors (such as gastric acid and pepsin) and defensive factors (such as mucosal barrier and bicarbonate secretion). Clinically, patients may present with epigastric pain, nausea, and dyspepsia, often exacerbated by fasting and relieved by food or antacids. The disease progression can lead to chronic ulcers if not treated, potentially resulting in complications such as hemorrhage or perforation, although these are not present in this specific code. Diagnostic considerations include endoscopy, which allows direct visualization of the ulcer, and biopsy if malignancy is suspected. Additionally, laboratory tests may be performed to assess for H. pylori infection, a common underlying cause of duodenal ulcers. Management typically involves proton pump inhibitors, H2-receptor antagonists, and lifestyle modifications to reduce risk factors such as NSAID use and smoking.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Diagnostic complexity: Requires differentiation from other gastrointestinal disorders.
  • Treatment complexity: Involves medication management and lifestyle changes.
  • Documentation requirements: Must include detailed clinical findings and treatment plans.
  • Coding specificity: Requires precise coding to avoid misclassification.

Audit Risk Factors

  • Common coding errors: Misclassification with hemorrhagic or perforated ulcers.
  • Documentation gaps: Incomplete clinical notes regarding symptoms and treatment.
  • Billing challenges: Potential denials if documentation does not support the diagnosis.

Specialty Focus

Medical Specialties

Gastroenterology

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Primary Care

Documentation Requirements

Standard ICD-10-CM documentation requirements apply

Common Clinical Scenarios

Various clinical presentations within this specialty area

Billing Considerations

Follow specialty-specific billing guidelines

Related ICD-10 Codes

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

Acute duodenal ulcers significantly impact patient quality of life and can lead to increased healthcare utilization if complications arise. Understanding the epidemiology of this condition, including its prevalence in specific populations, is essential for effective management and prevention strategies. Quality measures related to the treatment of duodenal ulcers focus on appropriate medication use and patient education to reduce recurrence and complications.

ICD-9 vs ICD-10

Acute duodenal ulcers significantly impact patient quality of life and can lead to increased healthcare utilization if complications arise. Understanding the epidemiology of this condition, including its prevalence in specific populations, is essential for effective management and prevention strategies. Quality measures related to the treatment of duodenal ulcers focus on appropriate medication use and patient education to reduce recurrence and complications.

Reimbursement & Billing Impact

Reimbursement considerations include the need for thorough documentation of symptoms, diagnostic procedures, and treatment plans. Common denials may arise from insufficient documentation or failure to provide evidence of medical necessity. Best practices include maintaining detailed clinical notes and ensuring that all relevant tests and treatments are documented accurately to support the claim.

Resources

Clinical References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Coding & Billing References

  • •
    ICD-10 Official Guidelines for K00-K99
  • •
    Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by K26.3?

K26.3 specifically covers acute duodenal ulcers that are not complicated by hemorrhage or perforation. It is essential to differentiate this condition from chronic ulcers and those with complications.

When should K26.3 be used instead of related codes?

K26.3 should be used when the patient presents with an acute duodenal ulcer that is confirmed through diagnostic imaging or endoscopy, and there are no signs of bleeding or perforation.

What documentation supports K26.3?

Documentation should include clinical findings such as symptoms, diagnostic test results, treatment plans, and follow-up care. Endoscopy reports and H. pylori test results are particularly relevant.