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86789 West nile virus antibody

Pathology & Lab

Also known as: West Nile serology, West Nile antibody

Serologic testing to detect antibodies against West Nile virus, the flavivirus transmitted by Culex mosquitoes causing systemic and neuroinvasive disease. Confirms infection and immunity.

In Plain Language

Mosquito-borne virus test; West Nile immunity test

Clinical Context

Used to confirm West Nile virus infection in patients with fever and neurologic manifestations. Both IgM and IgG antibody detection helps distinguish acute from past infection.

RVU Information

CPT 86789 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.

Billing & Documentation

Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.

How This Code Compares

This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.

Specialties

PathologyInfectious DiseaseNeurology

Frequently Asked Questions

What is CPT code 86789?

CPT 86789 (West nile virus antibody) is a Pathology & Lab code. Serologic testing to detect antibodies against West Nile virus, the flavivirus transmitted by Culex mosquitoes causing systemic and neuroinvasive disease. Confirms infection and immunity.

Who uses CPT code 86789?

CPT 86789 is used by Pathology, Infectious Disease, Neurology. Used to confirm West Nile virus infection in patients with fever and neurologic manifestations. Both IgM and IgG antibody detection helps distinguish acute from past infection.

When is CPT 86789 used?

Used to confirm West Nile virus infection in patients with fever and neurologic manifestations. Both IgM and IgG antibody detection helps distinguish acute from past infection.

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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.