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ICD-10 Guide
ICD-10 CodesA96.9

A96.9

Unspecified viral hemorrhagic fever.

BILLABLE STATUSYes
IMPLEMENTATION DATEOctober 1, 2015
LAST UPDATED09/05/2025

Code Description

ICD-10 A96.9 is a billable code used to indicate a diagnosis of unspecified viral hemorrhagic fever..

Key Diagnostic Point:

Unspecified viral hemorrhagic fever (VHF) refers to a group of illnesses caused by several distinct families of viruses, which can lead to severe illness characterized by fever, bleeding, and multi-organ dysfunction. These viruses are often transmitted through arthropods, such as mosquitoes and ticks, or through direct contact with infected bodily fluids. Common examples include the Ebola virus, Marburg virus, and Lassa fever virus. The clinical presentation can vary widely, but symptoms typically include high fever, fatigue, dizziness, and bleeding tendencies. Diagnosis is often complicated by the need for specific laboratory tests, as initial symptoms can mimic other febrile illnesses. Travel history is crucial in the assessment of patients, as many VHFs are endemic to specific regions, particularly in Africa and parts of Asia. The unspecified nature of this code indicates that the specific viral agent has not been identified, which can complicate treatment and management strategies. Accurate coding requires thorough documentation of symptoms, travel history, and any laboratory findings to support the diagnosis.

Code Complexity Analysis

Complexity Rating: High

High Complexity

Complexity Factors

  • Variety of potential viral agents causing similar symptoms.
  • Need for detailed travel history to identify exposure risk.
  • Complex laboratory testing required for definitive diagnosis.
  • Differentiation from other febrile illnesses.

Audit Risk Factors

  • Inadequate documentation of travel history.
  • Failure to specify symptoms related to VHF.
  • Lack of laboratory confirmation of the viral agent.
  • Misclassification of other febrile illnesses.

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed clinical notes including travel history, symptom onset, and laboratory results.

Common Clinical Scenarios

Patients presenting with fever and bleeding after travel to endemic areas.

Billing Considerations

Ensure all relevant tests are documented to support the diagnosis.

Emergency Medicine

Documentation Requirements

Immediate assessment notes, including vital signs and initial lab results.

Common Clinical Scenarios

Patients presenting with acute febrile illness and potential exposure history.

Billing Considerations

Rapid identification and isolation protocols may be necessary.

Coding Guidelines

Inclusion Criteria

Use A96.9 When
  • Follow official ICD
  • 10 coding guidelines, ensuring that the unspecified nature of the code is justified by the clinical documentation
  • Include any relevant travel history and symptomatology to support the diagnosis

Exclusion Criteria

Do NOT use A96.9 When
No specific exclusions found.

Related CPT Codes

87593CPT Code

Infectious agent detection by nucleic acid (DNA or RNA); each additional target

Clinical Scenario

Used when testing for specific viral agents in suspected VHF cases.

Documentation Requirements

Document the reason for testing and the specific agents being tested.

Specialty Considerations

Infectious disease specialists should ensure comprehensive testing.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of viral hemorrhagic fevers, improving data collection and epidemiological tracking. A96.9 serves as a catch-all for unspecified cases, emphasizing the need for thorough documentation.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of viral hemorrhagic fevers, improving data collection and epidemiological tracking. A96.9 serves as a catch-all for unspecified cases, emphasizing the need for thorough documentation.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of viral hemorrhagic fevers, improving data collection and epidemiological tracking. A96.9 serves as a catch-all for unspecified cases, emphasizing the need for thorough documentation.

Resources

Clinical References

  • •
    CDC Viral Hemorrhagic Fever Fact Sheet

Coding & Billing References

  • •
    CDC Viral Hemorrhagic Fever Fact Sheet

Frequently Asked Questions

What should I document to support the use of A96.9?

Document all relevant clinical findings, including symptoms, travel history, and any laboratory tests performed. Ensure that the unspecified nature of the code is justified by the lack of specific viral identification.