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West Nile Virus Antibody Test, IgM

Wyoming 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 October 2026.

How much does West Nile Virus Antibody Test, IgM cost?

$20.89

Typical negotiated rate. In Wyoming, October 2026.

Insurers have agreed to pay about $20.89 for this service. The price depends on where it is billed: about $23.44 from a physician practice, and about $19.50 from a hospital or other facility.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 4 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$23.44$20.89 to $53.70
FacilityA hospital or hospital-owned outpatient department$19.50$19.50 to $19.50

How much rates vary

Facilitymedian $19 · 10th to 90th $19 to $25Professionalmedian $23 · 10th to 90th $11 to $54
$10$20$50facility $19professional $23

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$16.98
Median
$19.50
Typical High
$19.50
Aetna
Setting
Professional
Modifier
None
Typical Low
$16.98
Median
$16.98
Typical High
$16.98
BCBS Wyoming
Setting
Facility
Modifier
None
Typical Low
$20.89
Median
$20.89
Typical High
$25.12
BCBS Wyoming
Setting
Professional
Modifier
None
Typical Low
$20.89
Median
$25.70
Typical High
$53.70
BCBS Wyoming
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$14.79
Median
$18.20
Typical High
$38.02
BCBS Wyoming
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$4.17
Median
$5.25
Typical High
$10.72
Cigna
Setting
Facility
Modifier
None
Typical Low
$33.88
Median
$33.88
Typical High
$33.88
Cigna
Setting
Professional
Modifier
None
Typical Low
$10.23
Median
$11.48
Typical High
$23.99
United
Setting
Professional
Modifier
None
Typical Low
$7.08
Median
$10.00
Typical High
$23.44

Where Wyoming sits

The same service costs 3.2 times more in Alaska than in New York. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

Wyoming· 11th of 51

$20.89

AK $38.02NY $12.02

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.