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Infection Test Based On Enzyme Activity

Montana rates for HCPCS 87905

A laboratory test that detects an infection indirectly, by measuring an enzyme the organism releases rather than looking for the organism itself. A common example is a swab of vaginal fluid tested for an enzyme produced by the bacteria involved in bacterial vaginosis. It gives a quick result that supports a diagnosis alongside the clinical examination.

Rates data updated October 2026.

How much does Infection Test Based On Enzyme Activity cost?

$16.60

Typical negotiated rate. In Montana, October 2026.

Insurers have agreed to pay about $16.60 for this service. The price depends on where it is billed: about $10.96 from a physician practice, and about $21.38 from a hospital or other facility.

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.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.96$7.08 to $17.78
FacilityA hospital or hospital-owned outpatient department$21.38$18.20 to $24.55

How much rates vary

Facilitymedian $21 · 10th to 90th $16 to $29Professionalmedian $11 · 10th to 90th $5 to $22
$10$20$50$100facility $21professional $11

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$14.13
Typical High
$14.13
BCBS Montana
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$16.22
Typical High
$93.33
BCBS Montana
Setting
Professional
Modifier
None
Typical Low
$16.22
Median
$16.22
Typical High
$16.22
Cigna
Setting
Facility
Modifier
None
Typical Low
$18.20
Median
$23.99
Typical High
$69.18
Cigna
Setting
Professional
Modifier
None
Typical Low
$8.32
Median
$8.32
Typical High
$8.32
MountainHealth Co-op
Setting
Facility
Modifier
None
Typical Low
$15.14
Median
$20.89
Typical High
$28.18
MountainHealth Co-op
Setting
Professional
Modifier
None
Typical Low
$16.60
Median
$20.89
Typical High
$22.39
Providence
Setting
Facility
Modifier
None
Typical Low
$18.20
Median
$23.99
Typical High
$69.18
Providence
Setting
Professional
Modifier
None
Typical Low
$10.96
Median
$10.96
Typical High
$15.14
United
Setting
Professional
Modifier
None
Typical Low
$5.13
Median
$5.13
Typical High
$12.30

Where Montana sits

The same service costs 3.1 times more in Alaska than in Florida. 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.

Montana· 10th of 51

$16.60

AK $27.54FL $8.91

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.