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Infection Test Based On Enzyme Activity

Illinois 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?

$12.30

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $12.30 for this service. The price depends on where it is billed: about $10.00 from a physician practice, and about $26.92 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$10.00$3.47 to $12.30
FacilityA hospital or hospital-owned outpatient department$26.92$16.98 to $41.69

How much rates vary

Facilitymedian $27 · 10th to 90th $14 to $76Professionalmedian $10 · 10th to 90th $3 to $17
$5$10$20$50$100$200facility $27professional $10

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
Facility
Modifier
None
Typical Low
$10.00
Median
$19.05
Typical High
$37.15
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.55
Median
$10.00
Typical High
$14.79
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$15.49
Median
$26.30
Typical High
$165.96
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$3.47
Median
$9.33
Typical High
$12.30
Cigna
Setting
Facility
Modifier
None
Typical Low
$13.49
Median
$28.18
Typical High
$52.48
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$16.98
Typical High
$24.55
Hally Health
Setting
Professional
Modifier
None
Typical Low
$13.49
Median
$19.50
Typical High
$75.86
Hally Health
Setting
Facility
Modifier
None
Typical Low
$100.00
Median
$100.00
Typical High
$100.00
Hally Health
Setting
Professional
Modifier
None
Typical Low
$15.85
Median
$15.85
Typical High
$15.85
United
Setting
Facility
Modifier
None
Typical Low
$12.30
Median
$14.79
Typical High
$15.14
United
Setting
Professional
Modifier
None
Typical Low
$5.13
Median
$7.94
Typical High
$13.18
1 more rate with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Ambetter
Setting
Professional
Modifier
QW · Waived lab test
Typical Low
$4.68
Median
$4.68
Typical High
$7.24

Where Illinois 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.

Illinois· 34th of 51

$12.30

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.