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Blood Antibody Test For A Specific Organism

Kentucky rates for HCPCS 86784

This blood test looks for antibodies your immune system produced in response to a particular infectious organism. A positive result generally means you have been exposed to or infected by that organism at some point, while further testing sometimes distinguishes a recent infection from a past one. It is typically ordered when a specific infection is suspected based on symptoms or exposure history.

Rates data updated October 2026.

How much does Blood Antibody Test For A Specific Organism cost?

$10.72

Typical negotiated rate. In Kentucky, October 2026.

Insurers have agreed to pay about $10.72 for this service. The price depends on where it is billed: about $10.72 from a physician practice, and about $11.22 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.72$6.92 to $15.14
FacilityA hospital or hospital-owned outpatient department$11.22$10.23 to $26.30

How much rates vary

Facilitymedian $11 · 10th to 90th $8 to $50Professionalmedian $11 · 10th to 90th $6 to $17
$10$20$50facility $11professional $11

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
$6.46
Median
$10.23
Typical High
$10.47
Aetna
Setting
Professional
Modifier
None
Typical Low
$6.46
Median
$10.47
Typical High
$12.59
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$7.76
Median
$12.59
Typical High
$13.18
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$10.72
Typical High
$17.38
CareSource
Setting
Facility
Modifier
None
Typical Low
$12.59
Median
$15.14
Typical High
$17.38
CareSource
Setting
Professional
Modifier
None
Typical Low
$12.59
Median
$15.85
Typical High
$25.12
Cigna
Setting
Facility
Modifier
None
Typical Low
$9.77
Median
$50.12
Typical High
$50.12
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.46
Median
$83.18
Typical High
$83.18
United
Setting
Professional
Modifier
None
Typical Low
$5.25
Median
$10.47
Typical High
$17.38
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$3.24
Median
$5.25
Typical High
$6.31
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.29
Median
$2.09
Typical High
$2.51

Where Kentucky sits

The same service costs 3.5 times more in South Carolina 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.

Kentucky· 36th of 51

$10.72

SC $32.36MD $9.33

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.