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Western Blot Protein Test

Arizona rates for HCPCS 84181

A laboratory test that uses a technique called a Western blot to detect a specific protein in a sample of blood or other body fluid. It is often used to confirm the results of an earlier screening test, such as one used to check for a particular infection.

Rates data updated July 2026.

How much does Western Blot Protein Test cost?

$14.13

Typical negotiated rate. In Arizona, July 2026.

Insurers have agreed to pay about $14.13 for this service. The price depends on where it is billed: about $13.80 from a physician practice, and about $34.67 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$13.80$11.48 to $13.80
FacilityA hospital or hospital-owned outpatient department$34.67$18.20 to $60.26

How much rates vary

Facilitymedian $35 · 10th to 90th $13 to $74Professionalmedian $14 · 10th to 90th $10 to $112
$0.5$2.0$10.0$50.0facility $35professional $14

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
$20.42
Median
$37.15
Typical High
$74.13
Aetna
Setting
Professional
Modifier
Global
Typical Low
$11.48
Median
$13.80
Typical High
$112.20
BCBS
Setting
Facility
Modifier
Global
Typical Low
$10.00
Median
$41.69
Typical High
$79.43
BCBS
Setting
Professional
Modifier
Global
Typical Low
$13.18
Median
$14.13
Typical High
$67.61
Cigna
Setting
Facility
Modifier
Global
Typical Low
$12.30
Median
$17.78
Typical High
$54.95
Cigna
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$23.99
Typical High
$42.66
Medica
Setting
Facility
Modifier
Global
Typical Low
$13.80
Median
$16.22
Typical High
$194.98
Medica
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.00
Typical High
$13.80
United
Setting
Facility
Modifier
Global
Typical Low
$9.55
Median
$16.98
Typical High
$21.38
United
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.00
Typical High
$15.14

Where Arizona sits

The same service costs 2.6 times more in South Dakota than in Maryland. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Arizona $14.13 · 46th of 51
SD $33.88MD $12.88

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.