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ICD-10 Guide
ICD-10 CodesK27.5

K27.5

Billable

Chronic or unspecified peptic ulcer, site unspecified, with perforation

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

Code Description

ICD-10 K27.5 is a billable code used to indicate a diagnosis of chronic or unspecified peptic ulcer, site unspecified, with perforation.

Key Diagnostic Point:

K27.5 refers to a chronic or unspecified peptic ulcer located at an unspecified site, which has progressed to perforation. Peptic ulcers are open sores that develop on the lining of the stomach, small intestine, or esophagus, primarily caused by Helicobacter pylori infection, prolonged use of nonsteroidal anti-inflammatory drugs (NSAIDs), or excessive alcohol consumption. The clinical presentation often includes severe abdominal pain, nausea, vomiting, and signs of gastrointestinal bleeding. The anatomy involved includes the gastric mucosa and the duodenum, where the ulcer may penetrate through the wall, leading to perforation. Disease progression can lead to peritonitis, a serious condition requiring immediate medical intervention. Diagnostic considerations include endoscopy, imaging studies, and laboratory tests to confirm the presence of H. pylori or assess for complications. Prompt diagnosis and treatment are crucial to prevent severe complications and improve patient outcomes.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Diagnostic complexity: Requires thorough evaluation to differentiate from other gastrointestinal conditions.
  • Treatment complexity: May involve surgical intervention in cases of perforation.
  • Documentation requirements: Detailed clinical documentation is necessary to justify the diagnosis and treatment.
  • Coding specificity: Requires precise coding to indicate the specific nature of the ulcer and its complications.

Audit Risk Factors

  • Common coding errors: Misclassification of ulcer type or severity.
  • Documentation gaps: Incomplete clinical notes regarding the ulcer's progression or treatment.
  • Billing challenges: Difficulty in justifying surgical procedures or advanced imaging due to inadequate documentation.

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

General Surgery

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

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

K27.5 has significant clinical implications as perforated peptic ulcers can lead to severe complications, including peritonitis and sepsis, which increase healthcare utilization and costs. Understanding the epidemiology of peptic ulcers, particularly in high-risk populations, can inform preventive measures and improve patient outcomes. Quality measures related to timely diagnosis and treatment of gastrointestinal conditions are critical in managing the health of affected populations.

ICD-9 vs ICD-10

K27.5 has significant clinical implications as perforated peptic ulcers can lead to severe complications, including peritonitis and sepsis, which increase healthcare utilization and costs. Understanding the epidemiology of peptic ulcers, particularly in high-risk populations, can inform preventive measures and improve patient outcomes. Quality measures related to timely diagnosis and treatment of gastrointestinal conditions are critical in managing the health of affected populations.

Reimbursement & Billing Impact

Reimbursement considerations include the severity of the condition, the necessity for surgical intervention, and the use of diagnostic imaging. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity for procedures performed. Coders should ensure that all relevant clinical information is included in the medical record to facilitate accurate billing and reduce the risk of audits.

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 K27.5?

K27.5 covers chronic or unspecified peptic ulcers that have progressed to perforation, regardless of the specific site within the gastrointestinal tract. It is essential to document the chronicity and the perforation to justify the use of this code.

When should K27.5 be used instead of related codes?

K27.5 should be used when there is clear evidence of perforation in a peptic ulcer, distinguishing it from K25 and K26, which do not specify perforation. Accurate clinical documentation is critical for appropriate code selection.

What documentation supports K27.5?

Documentation must include clinical findings, imaging results, endoscopic reports, and treatment plans that confirm the diagnosis of a chronic peptic ulcer with perforation. Detailed notes on patient history and symptomatology are also necessary.