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Antibody Test For A Specific Infection

South Dakota rates for HCPCS 86631

This blood test checks for antibodies produced by the immune system in response to a particular infectious organism. Finding these antibodies usually indicates past or current exposure to that organism, which can help a clinician confirm a suspected diagnosis. It is ordered when a specific infection is being considered based on a patient's symptoms or history.

Rates data updated July 2026.

How much does Antibody Test For A Specific Infection cost?

$13.49

Typical negotiated rate. In South Dakota, July 2026.

Insurers have agreed to pay about $13.49 for this service. The price depends on where it is billed: about $11.22 from a physician practice, and about $22.91 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$11.22$8.51 to $23.44
FacilityA hospital or hospital-owned outpatient department$22.91$21.88 to $22.91

How much rates vary

Facilitymedian $23 · 10th to 90th $13 to $23Professionalmedian $11 · 10th to 90th $8 to $29
$10$20$50facility $23professional $11

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$8.32
Median
$13.49
Typical High
$13.49
Aetna
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$9.12
Typical High
$11.22
Cigna
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$22.91
Cigna
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$22.91
Typical High
$28.18
Medica
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$18.20
Typical High
$52.48
Medica
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$7.41
Typical High
$16.60
Sanford Health Plan
Setting
Professional
Modifier
Global
Typical Low
$17.38
Median
$28.18
Typical High
$32.36
United
Setting
Facility
Modifier
Global
Typical Low
$14.13
Median
$14.13
Typical High
$14.13
United
Setting
Professional
Modifier
Global
Typical Low
$5.01
Median
$10.72
Typical High
$16.60
Wellmark
Setting
Professional
Modifier
Global
Typical Low
$11.75
Median
$11.75
Typical High
$11.75

Where South Dakota sits

The same service costs 2.4 times more in Hawaii than in Washington, DC. 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.

South Dakota· 20th of 51

$13.49

HI $21.38DC $8.91

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.