ICD-10 Guide

J10.2

Influenza due to other identified influenza virus with gastrointestinal manifestations

BILLABLE STATUSYes

IMPLEMENTATION DATEOctober 1, 2015

LAST UPDATED09/06/2025

Code Description

ICD-10 J10.2 is a billable code used to indicate a diagnosis of influenza due to other identified influenza virus with gastrointestinal manifestations.

Key Diagnostic Point:

J10.2 refers to influenza caused by other identified influenza viruses, specifically presenting with gastrointestinal manifestations. Clinically, patients may exhibit respiratory symptoms such as cough, sore throat, and fever, alongside gastrointestinal symptoms like nausea, vomiting, and diarrhea. The influenza virus primarily affects the respiratory system, but certain strains can lead to systemic involvement, including the gastrointestinal tract. The disease progression typically begins with an abrupt onset of fever and respiratory symptoms, followed by gastrointestinal symptoms in some cases. Diagnostic considerations include laboratory confirmation through PCR or rapid antigen tests to identify the specific influenza virus strain. It is crucial to differentiate J10.2 from other influenza codes, particularly those without gastrointestinal manifestations, to ensure accurate treatment and management.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

Diagnostic complexity: Requires laboratory confirmation and differentiation from other respiratory infections.
Treatment complexity: May involve antiviral medications and supportive care, especially in severe cases.
Documentation requirements: Detailed clinical documentation is necessary to support the diagnosis and any associated symptoms.
Coding specificity: Requires precise coding to reflect the specific strain and symptoms.

Audit Risk Factors

Common coding errors: Misclassification of influenza types or failure to document gastrointestinal symptoms.
Documentation gaps: Incomplete clinical notes that do not specify the presence of gastrointestinal manifestations.
Billing challenges: Potential denials if the documentation does not clearly support the diagnosis.

Specialty Focus

Medical Specialties

Primary medical specialty: Infectious Disease

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

Secondary specialty: 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

Related CPT Codes

CPT Code

Clinical Scenario

Documentation Requirements

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The clinical significance of J10.2 lies in its potential to complicate patient management due to the dual presentation of respiratory and gastrointestinal symptoms. This can lead to increased healthcare utilization, as patients may require additional diagnostic testing and treatment. Understanding the epidemiology of influenza strains that cause gastrointestinal symptoms is essential for public health, as it can inform vaccination strategies and outbreak responses.

ICD-9 vs ICD-10

Reimbursement & Billing Impact

Reimbursement considerations include the necessity of laboratory tests confirming the influenza strain, as well as any treatments administered. Common denials may arise from insufficient documentation of symptoms or failure to specify the gastrointestinal involvement. Best practices include ensuring that clinical notes are thorough and that all relevant symptoms are documented to support the billing process.

Resources

Clinical References

•
ICD-10 Official Guidelines for J00-J99
•
Clinical Documentation Requirements

Coding & Billing References

•
ICD-10 Official Guidelines for J00-J99
•
Clinical Documentation Requirements

Frequently Asked Questions

What specific conditions are covered by J10.2?

J10.2 covers influenza infections caused by identified influenza viruses that present with gastrointestinal symptoms such as vomiting and diarrhea, in addition to typical respiratory symptoms.

When should J10.2 be used instead of related codes?

J10.2 should be used when a patient presents with both respiratory and gastrointestinal symptoms attributable to an identified influenza virus, differentiating it from codes that only reflect respiratory symptoms.

What documentation supports J10.2?

Documentation should include clinical notes detailing the patient's symptoms, laboratory test results confirming the influenza virus type, and any treatment provided for both respiratory and gastrointestinal symptoms.

ICD-10 J10.2 is a billable code used to indicate a diagnosis of influenza due to other identified influenza virus with gastrointestinal manifestations.