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Immunodiffusion Test

Arizona 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?

$12.02

Typical negotiated rate. In Arizona, July 2026.

Insurers have agreed to pay about $12.02 for this service. The price depends on where it is billed: about $11.22 from a physician practice, and about $28.84 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 5 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$9.33 to $11.22
FacilityA hospital or hospital-owned outpatient department$28.84$16.22 to $51.29

How much rates vary

Facilitymedian $29 · 10th to 90th $12 to $66Professionalmedian $11 · 10th to 90th $8 to $93
$10$20$50$100facility $29professional $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
$19.95
Median
$38.90
Typical High
$67.61
Aetna
Setting
Professional
Modifier
Global
Typical Low
$9.33
Median
$11.22
Typical High
$93.33
BCBS
Setting
Facility
Modifier
Global
Typical Low
$8.51
Median
$35.48
Typical High
$66.07
BCBS
Setting
Professional
Modifier
Global
Typical Low
$10.96
Median
$11.75
Typical High
$57.54
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.23
Median
$14.79
Typical High
$45.71
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.55
Median
$12.59
Typical High
$21.38
Medica
Setting
Facility
Modifier
Global
Typical Low
$11.22
Median
$12.30
Typical High
$120.23
Medica
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$8.32
Typical High
$11.48
United
Setting
Facility
Modifier
Global
Typical Low
$9.77
Median
$14.13
Typical High
$17.78
United
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$8.32
Typical High
$19.50

Where Arizona 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.

Arizona· 43rd of 51

$12.02

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.