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Antibody Test For An Unspecified Virus

Montana rates for HCPCS 86790

This blood test looks for antibodies the immune system has made in response to a viral infection that does not have its own dedicated, individually named test available. It helps confirm that a person's immune system has responded to a specific virus when a more targeted test is not applicable. Results support a doctor in diagnosing or confirming past exposure to that virus.

Rates data updated October 2026.

How much does Antibody Test For An Unspecified Virus cost?

$18.62

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $18.62 for this service. The price depends on where it is billed: about $17.38 from a physician practice, and about $22.39 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$17.38$11.48 to $18.62
FacilityA hospital or hospital-owned outpatient department$22.39$18.62 to $25.12

How much rates vary

Facilitymedian $22 · 10th to 90th $17 to $30Professionalmedian $17 · 10th to 90th $5 to $23
$10$20$50$100facility $22professional $17

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$112.20
Median
$112.20
Typical High
$112.20
Aetna
Setting
Professional
Modifier
None
Typical Low
$14.79
Median
$15.49
Typical High
$16.98
BCBS Montana
Setting
Facility
Modifier
None
Typical Low
$17.38
Median
$17.38
Typical High
$44.67
BCBS Montana
Setting
Professional
Modifier
None
Typical Low
$17.38
Median
$17.38
Typical High
$17.38
Cigna
Setting
Facility
Modifier
None
Typical Low
$18.62
Median
$19.50
Typical High
$38.02
Cigna
Setting
Professional
Modifier
None
Typical Low
$14.79
Median
$18.62
Typical High
$18.62
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$22.39
Typical High
$30.20
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$17.38
Median
$19.50
Typical High
$23.99
Providence
Setting
Facility
Modifier
None
Typical Low
$18.62
Median
$18.62
Typical High
$38.02
Providence
Setting
Professional
Modifier
None
Typical Low
$11.48
Median
$11.48
Typical High
$18.62
United
Setting
Professional
Modifier
None
Typical Low
$5.37
Median
$5.37
Typical High
$12.88

Where Montana sits

The same service costs 3.0 times more in Alaska than in Maryland. 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.

Montana· 9th of 51

$18.62

AK $28.84MD $9.55

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.