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Giardia Antibody Test

Illinois rates for HCPCS 86674

Looks for antibodies the immune system makes against Giardia, a microscopic parasite picked up from contaminated water, food, or close contact. Giardia infection causes long-running watery diarrhea, cramping, bloating, and weight loss. Antibodies show that the body has met the parasite.

Rates data updated October 2026.

How much does Giardia Antibody Test cost?

$12.02

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $12.02 for this service. The price depends on where it is billed: about $11.22 from a physician practice, and about $32.36 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$11.22$11.22 to $14.79
FacilityA hospital or hospital-owned outpatient department$32.36$19.50 to $56.23

How much rates vary

Facilitymedian $32 · 10th to 90th $15 to $107Professionalmedian $11 · 10th to 90th $7 to $27
$5$10$20$50$100$200facility $32professional $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
Facility
Modifier
None
Typical Low
$12.02
Median
$20.42
Typical High
$44.67
Aetna
Setting
Professional
Modifier
None
Typical Low
$12.02
Median
$12.02
Typical High
$16.60
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$17.78
Median
$25.70
Typical High
$186.21
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$10.23
Median
$11.22
Typical High
$11.22
Cigna
Setting
Facility
Modifier
None
Typical Low
$16.60
Median
$33.88
Typical High
$61.66
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.59
Median
$17.38
Typical High
$26.30
Hally Health
Setting
Professional
Modifier
None
Typical Low
$15.49
Median
$25.70
Typical High
$123.03
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
$19.05
Median
$19.05
Typical High
$19.05
Molina
Setting
Professional
Modifier
None
Typical Low
$10.23
Median
$10.23
Typical High
$18.20
United
Setting
Facility
Modifier
None
Typical Low
$14.79
Median
$17.78
Typical High
$18.20
United
Setting
Professional
Modifier
None
Typical Low
$6.17
Median
$9.33
Typical High
$15.85
4 more rates 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
Aetna
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$6.03
Median
$10.72
Typical High
$22.39
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$2.40
Median
$4.27
Typical High
$8.91
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$6.03
Median
$6.03
Typical High
$7.41
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.40
Median
$2.40
Typical High
$2.95

Where Illinois sits

The same service costs 3.0 times more in Alaska than in Maryland. 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· 40th of 51

$12.02

AK $33.11MD $10.96

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.