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West Nile Virus Antibody Test, IgM

Washington rates for HCPCS 86788

This blood test looks for a type of antibody the immune system makes early during a West Nile virus infection. A positive result suggests a recent infection, since this particular antibody type tends to fade over time. It's ordered when someone has symptoms consistent with West Nile virus, such as fever and headache, especially after a mosquito bite in an area where the virus is present.

Rates data updated July 2026.

Facilitymedian $32 · 10th–90th $17$720%10%20%10th90th$32Professionalmedian $16 · 10th–90th $8$350%20%10th90th$16$10.0$20.0$50.0$100.0

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$16.60
Median
$38.90
Typical High
$91.20
Aetna
Setting
Professional
Modifier
Global
Typical Low
$14.79
Median
$15.85
Typical High
$112.20
Asuris Northwest Health
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$20.89
Typical High
$46.77
Asuris Northwest Health
Setting
Professional
Modifier
Global
Typical Low
$12.59
Median
$15.14
Typical High
$17.38
Cigna
Setting
Facility
Modifier
Global
Typical Low
$17.38
Median
$34.67
Typical High
$53.70
Cigna
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$17.78
Typical High
$26.30
Molina
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$14.79
Typical High
$64.57
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$16.98
Typical High
$33.88
Pacific Source
Setting
Professional
Modifier
Global
Typical Low
$16.98
Median
$16.98
Typical High
$16.98
Premera BCBS
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$29.51
Typical High
$46.77
Premera BCBS
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$15.14
Typical High
$20.42
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$25.12
Typical High
$45.71
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$12.59
Median
$15.14
Typical High
$16.98
United
Setting
Facility
Modifier
Global
Typical Low
$15.14
Median
$20.42
Typical High
$20.42
United
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$8.51
Typical High
$19.05
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$8.71
Typical High
$30.20