go back

Infection Test Based On Enzyme Activity

Michigan 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?

$9.12

Typical negotiated rate. In Michigan, October 2026.

Insurers have agreed to pay about $9.12 for this service. The price depends on where it is billed: about $9.12 from a physician practice, and about $11.48 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$9.12$5.50 to $11.48
FacilityA hospital or hospital-owned outpatient department$11.48$11.48 to $14.79

How much rates vary

Facilitymedian $11 · 10th to 90th $9 to $21Professionalmedian $9 · 10th to 90th $3 to $12
$5$10$20$50facility $11professional $9

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
$11.48
Median
$11.48
Typical High
$18.20
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.48
Median
$12.30
Typical High
$14.79
BCBS Michigan
Setting
Facility
Modifier
None
Typical Low
$9.12
Median
$12.88
Typical High
$22.91
BCBS Michigan
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$9.12
Typical High
$9.12
CareSource
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$13.49
Typical High
$16.60
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$9.33
Typical High
$16.98
Health Alliance Plan
Setting
Facility
Modifier
None
Typical Low
$11.48
Median
$11.48
Typical High
$21.38
Health Alliance Plan
Setting
Professional
Modifier
None
Typical Low
$4.90
Median
$6.46
Typical High
$11.48
Health Alliance Plan
Setting
Professional
Modifier
QW · Waived lab test
Typical Low
$12.88
Median
$15.14
Typical High
$19.50
Priority Health
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$8.51
Typical High
$14.79
United
Setting
Facility
Modifier
None
Typical Low
$7.41
Median
$10.96
Typical High
$14.79
United
Setting
Professional
Modifier
None
Typical Low
$2.24
Median
$3.24
Typical High
$13.49

Where Michigan 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.

Michigan· 50th of 51

$9.12

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.