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
ICD-10 CodesK63.1

K63.1

Billable

Perforation of intestine (nontraumatic)

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

Code Description

ICD-10 K63.1 is a billable code used to indicate a diagnosis of perforation of intestine (nontraumatic).

Key Diagnostic Point:

Perforation of the intestine (nontraumatic) refers to a breach in the wall of the intestinal tract, which can occur in various segments, including the small intestine and colon. This condition is often a result of underlying gastrointestinal diseases such as diverticulitis, inflammatory bowel disease (IBD), or malignancies. Clinically, patients may present with acute abdominal pain, signs of peritonitis, fever, and changes in bowel habits. The anatomy involved typically includes the serosa, muscularis, submucosa, and mucosa of the intestine. Disease progression can lead to severe complications such as peritonitis, sepsis, and shock if not promptly diagnosed and treated. Diagnostic considerations include imaging studies like CT scans, which can reveal free air or fluid in the abdominal cavity, and laboratory tests that may indicate infection or inflammation. Early recognition and intervention are critical to prevent morbidity and mortality associated with this condition.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Diagnostic complexity: Requires imaging and clinical correlation to confirm perforation.
  • Treatment complexity: Often necessitates surgical intervention and management of complications.
  • Documentation requirements: Detailed clinical notes and imaging reports are essential.
  • Coding specificity: Requires precise coding to differentiate from other gastrointestinal perforations.

Audit Risk Factors

  • Common coding errors: Misclassification of perforation type or failure to document underlying conditions.
  • Documentation gaps: Incomplete clinical notes regarding the cause and treatment of perforation.
  • Billing challenges: Potential denials due to lack of supporting documentation for emergency interventions.

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

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The clinical significance of K63.1 lies in its potential to lead to severe complications, including sepsis and death if not treated promptly. Population health impact is notable, as perforations can result from common gastrointestinal diseases affecting a significant portion of the population. Quality measures may focus on timely diagnosis and intervention, while healthcare utilization patterns may reflect increased emergency department visits and hospital admissions for acute abdominal conditions. Epidemiologically, understanding the prevalence of conditions leading to perforation can guide preventive strategies and improve patient outcomes.

ICD-9 vs ICD-10

The clinical significance of K63.1 lies in its potential to lead to severe complications, including sepsis and death if not treated promptly. Population health impact is notable, as perforations can result from common gastrointestinal diseases affecting a significant portion of the population. Quality measures may focus on timely diagnosis and intervention, while healthcare utilization patterns may reflect increased emergency department visits and hospital admissions for acute abdominal conditions. Epidemiologically, understanding the prevalence of conditions leading to perforation can guide preventive strategies and improve patient outcomes.

Reimbursement & Billing Impact

Reimbursement considerations include the severity of the condition and the necessity for emergency surgery. Common denials may arise from insufficient documentation or failure to demonstrate medical necessity for procedures. Best practices include ensuring all clinical notes are complete and accurately reflect the patient's condition and treatment plan, as well as using appropriate modifiers when applicable.

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 K63.1?

K63.1 covers nontraumatic perforations of the intestine, which may arise from conditions such as diverticulitis, Crohn's disease, ulcerative colitis, and malignancies. It does not include perforations resulting from trauma or surgical procedures.

When should K63.1 be used instead of related codes?

K63.1 should be used when there is clear evidence of a nontraumatic perforation of the intestine, particularly when accompanied by clinical signs of peritonitis or sepsis. It is important to differentiate it from other codes that describe intestinal obstruction or abscesses.

What documentation supports K63.1?

Documentation should include clinical findings, imaging results confirming perforation, laboratory tests indicating infection, and details of the patient's history and presenting symptoms. Surgical reports may also be necessary if an intervention was performed.