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v1.0.0
ICD-10 Guide
ICD-10 CodesA05.2

A05.2

Foodborne Clostridium perfringens intoxication

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/04/2025

Code Description

ICD-10 A05.2 is a billable code used to indicate a diagnosis of foodborne clostridium perfringens intoxication.

Key Diagnostic Point:

A foodborne illness caused by the ingestion of food contaminated with Clostridium perfringens, leading to gastrointestinal symptoms such as diarrhea and abdominal cramps.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Incubation period variability
  • Symptom overlap with other gastrointestinal disorders

Audit Risk Factors

    Specialty Focus

    Medical Specialties

    Infectious Disease

    Documentation Requirements

    Detailed patient history including food consumption and symptom onset.

    Common Clinical Scenarios

    Patients presenting with acute diarrhea after a meal, especially after consuming meat dishes.

    Billing Considerations

    Consider potential outbreaks in communal eating settings.

    Coding Guidelines

    Inclusion Criteria

    Use A05.2 When
    • Use A05
    • 2 when the diagnosis is confirmed and symptoms are consistent with Clostridium perfringens intoxication

    Exclusion Criteria

    Do NOT use A05.2 When
    No specific exclusions found.

    Related CPT Codes

    87506CPT Code

    Molecular diagnostic test for Clostridium perfringens

    Clinical Scenario

    Testing stool samples in suspected cases of foodborne illness.

    Documentation Requirements

    Document clinical symptoms and history of food consumption.

    Specialty Considerations

    Infectious disease specialists may require additional testing for confirmation.

    ICD-10 Impact

    Diagnostic & Documentation Impact

    Enhanced Specificity

    ICD-10 Improvements

    Accurate coding of A05.2 can impact public health reporting and tracking of foodborne illness outbreaks.

    ICD-9 vs ICD-10

    Accurate coding of A05.2 can impact public health reporting and tracking of foodborne illness outbreaks.

    Reimbursement & Billing Impact

    Accurate coding of A05.2 can impact public health reporting and tracking of foodborne illness outbreaks.

    Resources

    Clinical References

    • •
      CDC Foodborne Illnesses

    Coding & Billing References

    • •
      CDC Foodborne Illnesses

    Frequently Asked Questions

    What are the common symptoms of Clostridium perfringens intoxication?

    Common symptoms include diarrhea, abdominal cramps, and nausea, typically occurring within 6 to 24 hours after ingestion.

    How is Clostridium perfringens intoxication diagnosed?

    Diagnosis is primarily based on clinical symptoms and patient history, often supported by laboratory testing of stool samples.