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Immunodiffusion Test

Tennessee rates for HCPCS 86329

A laboratory method in which a sample and a matching reagent spread toward each other through a soft gel and form a visible line where they meet, showing that a specific antibody or protein is present. It is reported for substances that do not have a standard named test of their own. It gives a present-or-absent style answer rather than a precise measured amount.

Rates data updated July 2026.

How much does Immunodiffusion Test cost?

$11.22

Typical negotiated rate. In Tennessee, July 2026.

Insurers have agreed to pay about $11.22 for this service. The price depends on where it is billed: about $10.47 from a physician practice, and about $21.38 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$10.47$10.47 to $12.02
FacilityA hospital or hospital-owned outpatient department$21.38$12.30 to $50.12

How much rates vary

Facilitymedian $21 · 10th to 90th $10 to $60Professionalmedian $10 · 10th to 90th $10 to $17
$5$10$20$50$100facility $21professional $10

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
$10.47
Median
$21.38
Typical High
$60.26
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.47
Median
$10.47
Typical High
$13.49
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$8.71
Typical High
$8.71
BCBS
Setting
Professional
Modifier
Global
Typical Low
$14.13
Median
$16.98
Typical High
$16.98
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.47
Median
$29.51
Typical High
$57.54
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$10.72
Typical High
$21.38
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$120.23
Median
$120.23
Typical High
$120.23
United
Setting
Facility
Modifier
Global
Typical Low
$5.89
Median
$14.13
Typical High
$14.13
United
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$10.23
Typical High
$19.50

Where Tennessee sits

The same service costs 2.6 times more in South Dakota 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.

Tennessee· 48th of 51

$11.22

SD $26.92DC $10.47

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.