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ICD-10 Guide
ICD-10 CodesChapter 1: Certain infectious and parasitic diseasesA75.3

A75.3

Billable

Leptospirosis icterohemorrhagica

Chapter 1:Certain infectious and parasitic diseases

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

Code Description

ICD-10 A75.3 is a billable code used to indicate a diagnosis of leptospirosis icterohemorrhagica.

Key Diagnostic Point:

Leptospirosis icterohemorrhagica is a severe form of leptospirosis, a zoonotic disease caused by the spirochete bacteria of the genus Leptospira. This condition is characterized by a combination of liver dysfunction, jaundice, and hemorrhagic manifestations. The disease is transmitted through contact with water contaminated by the urine of infected animals, particularly rodents, and can also occur through direct contact with infected tissues or fluids. Clinical symptoms typically include high fever, chills, myalgia, headache, and conjunctival suffusion, followed by more severe complications such as liver failure, renal impairment, and pulmonary hemorrhage. Diagnosis is often confirmed through serological testing or PCR methods. Given its potential for severe outcomes, early recognition and treatment with appropriate antibiotics are critical. The epidemiology of leptospirosis shows a higher incidence in tropical and subtropical regions, particularly following heavy rainfall or flooding, making it a significant concern for travelers to these areas.

Code Complexity Analysis

Complexity Rating: Medium

Medium Complexity

Complexity Factors

  • Variety of clinical presentations ranging from mild to severe
  • Differentiation from other febrile illnesses
  • Need for specific laboratory confirmation
  • Potential for co-infections with other vector-borne diseases

Audit Risk Factors

  • Inadequate documentation of travel history
  • Failure to document laboratory confirmation
  • Misclassification of severity of illness
  • Inconsistent coding of associated symptoms

Specialty Focus

Medical Specialties

Infectious Disease

Documentation Requirements

Detailed travel history, exposure risks, and laboratory results.

Common Clinical Scenarios

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

Billing Considerations

Ensure all relevant symptoms and laboratory findings are documented to support the diagnosis.

Emergency Medicine

Documentation Requirements

Comprehensive assessment of symptoms, including vital signs and initial lab results.

Common Clinical Scenarios

Patients with acute febrile illness and potential exposure to contaminated water.

Billing Considerations

Rapid identification and documentation of potential exposure sources are crucial.

Coding Guidelines

Inclusion Criteria

Use A75.3 When
  • According to ICD
  • 10 guidelines, A75
  • 3 should be used when the diagnosis of leptospirosis icterohemorrhagica is confirmed through clinical evaluation and laboratory testing
  • It is important to document the specific symptoms and any relevant travel history

Exclusion Criteria

Do NOT use A75.3 When
  • Exclusion criteria include other causes of jaundice and hemorrhagic fever

Related ICD-10 Codes

Related CPT Codes

87081CPT Code

Culture for Leptospira

Clinical Scenario

Used when leptospirosis is suspected based on clinical presentation.

Documentation Requirements

Document the clinical rationale for the culture and any relevant symptoms.

Specialty Considerations

Infectious disease specialists should ensure proper specimen handling and transport.

ICD-10 Impact

Diagnostic & Documentation Impact

Enhanced Specificity

ICD-10 Improvements

The transition to ICD-10 has allowed for more specific coding of leptospirosis, improving the ability to track and analyze cases of this disease. The increased granularity helps in understanding epidemiological trends and resource allocation for public health interventions.

ICD-9 vs ICD-10

The transition to ICD-10 has allowed for more specific coding of leptospirosis, improving the ability to track and analyze cases of this disease. The increased granularity helps in understanding epidemiological trends and resource allocation for public health interventions.

Reimbursement & Billing Impact

The transition to ICD-10 has allowed for more specific coding of leptospirosis, improving the ability to track and analyze cases of this disease. The increased granularity helps in understanding epidemiological trends and resource allocation for public health interventions.

Resources

Clinical References

  • •
    CDC Leptospirosis Information

Coding & Billing References

  • •
    CDC Leptospirosis Information

Frequently Asked Questions

What are the common symptoms of leptospirosis icterohemorrhagica?

Common symptoms include high fever, chills, myalgia, headache, jaundice, and potential hemorrhagic manifestations. Severe cases may lead to liver failure and renal impairment.