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Western Blot Protein Test

Missouri 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?

$19.50

Typical negotiated rate. In Missouri, July 2026.

Insurers have agreed to pay about $19.50 for this service. The price depends on where it is billed: about $16.60 from a physician practice, and about $23.44 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$16.60$14.13 to $28.84
FacilityA hospital or hospital-owned outpatient department$23.44$16.60 to $32.36

How much rates vary

Facilitymedian $23 · 10th to 90th $16 to $48Professionalmedian $17 · 10th to 90th $8 to $41
$10.0$20.0$50.0$100.0facility $23professional $17

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
$16.60
Median
$28.84
Typical High
$39.81
Aetna
Setting
Professional
Modifier
Global
Typical Low
$14.45
Median
$16.60
Typical High
$40.74
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$15.85
Median
$15.85
Typical High
$54.95
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$8.32
Median
$19.50
Typical High
$40.74
BCBS
Setting
Facility
Modifier
Global
Typical Low
$32.36
Median
$34.67
Typical High
$38.90
Cigna
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$33.11
Typical High
$95.50
Cigna
Setting
Professional
Modifier
Global
Typical Low
$15.85
Median
$21.38
Typical High
$58.88
Medica
Setting
Facility
Modifier
Global
Typical Low
$15.85
Median
$42.66
Typical High
$194.98
Medica
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.23
Typical High
$20.89
United
Setting
Facility
Modifier
Global
Typical Low
$9.77
Median
$16.98
Typical High
$23.44
United
Setting
Professional
Modifier
Global
Typical Low
$7.08
Median
$10.23
Typical High
$22.91

Where Missouri 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.

Missouri $19.50 · 24th 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.