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Kidney Stone Risk Chemical Test

Illinois rates for HCPCS 83945

This test measures the level of a chemical compound associated with kidney stone formation, usually in a urine sample. It is used as part of evaluating a person's risk for developing kidney stones.

Rates data updated October 2026.

How much does Kidney Stone Risk Chemical Test cost?

$13.80

Typical negotiated rate. In Illinois, October 2026.

Insurers have agreed to pay about $13.80 for this service. The price depends on where it is billed: about $11.22 from a physician practice, and about $27.54 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$11.22$8.71 to $14.45
FacilityA hospital or hospital-owned outpatient department$27.54$19.50 to $43.65

How much rates vary

Facilitymedian $28 · 10th to 90th $14 to $74Professionalmedian $11 · 10th to 90th $3 to $20
$5$10$20$50$100$200facility $28professional $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
$11.75
Median
$17.78
Typical High
$43.65
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.48
Median
$11.75
Typical High
$17.38
Ambetter
Setting
Professional
Modifier
None
Typical Low
$7.76
Median
$8.71
Typical High
$17.38
BCBS Illinois
Setting
Facility
Modifier
None
Typical Low
$17.38
Median
$27.54
Typical High
$141.25
BCBS Illinois
Setting
Professional
Modifier
None
Typical Low
$3.47
Median
$11.22
Typical High
$14.45
Cigna
Setting
Facility
Modifier
None
Typical Low
$16.22
Median
$31.62
Typical High
$60.26
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.41
Median
$16.98
Typical High
$25.70
Hally Health
Setting
Professional
Modifier
None
Typical Low
$15.14
Median
$25.12
Typical High
$87.10
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
$18.62
Median
$18.62
Typical High
$18.62
Molina
Setting
Professional
Modifier
None
Typical Low
$7.94
Median
$7.94
Typical High
$18.20
United
Setting
Facility
Modifier
None
Typical Low
$14.45
Median
$17.38
Typical High
$30.20
United
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$10.00
Typical High
$15.49
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
$5.89
Median
$10.47
Typical High
$21.88
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$2.34
Median
$4.17
Typical High
$8.71
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$5.89
Median
$5.89
Typical High
$7.24
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.34
Median
$2.34
Typical High
$2.88

Where Illinois sits

The same service costs 3.2 times more in Alaska than in New Jersey. 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· 31st of 51

$13.80

AK $32.36NJ $10.00

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.