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Western Blot Protein Test

Montana 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?

$23.99

Typical negotiated rate. In Montana, July 2026.

Insurers have agreed to pay about $23.99 for this service. The price depends on where it is billed: about $22.91 from a physician practice, and about $25.70 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$22.91$19.50 to $33.11
FacilityA hospital or hospital-owned outpatient department$25.70$21.38 to $51.29

How much rates vary

Facilitymedian $26 · 10th to 90th $21 to $98Professionalmedian $23 · 10th to 90th $17 to $112
$10.0$100.0$1.0K$10.0K$100.0Kfacility $26professional $23

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
Professional
Modifier
Global
Typical Low
$19.50
Median
$19.50
Typical High
$112.20
BCBS
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$70.79
Typical High
$81,283.05
BCBS
Setting
Professional
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$27.54
Cigna
Setting
Facility
Modifier
Global
Typical Low
$25.70
Median
$33.11
Typical High
$97.72
Cigna
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$21.88
Typical High
$26.92
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$23.99
Typical High
$52.48
MountainHealth Co-op
Setting
Professional
Modifier
Global
Typical Low
$16.98
Median
$23.99
Typical High
$52.48
Providence
Setting
Facility
Modifier
Global
Typical Low
$24.55
Median
$33.88
Typical High
$97.72
Providence
Setting
Professional
Modifier
Global
Typical Low
$15.49
Median
$19.95
Typical High
$34.67
United
Setting
Facility
Modifier
Global
Typical Low
$16.98
Median
$16.98
Typical High
$16.98
United
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$7.08
Typical High
$16.98

Where Montana 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.

Montana $23.99 · 7th 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.