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Kidney Stone Risk Chemical Test

Alabama 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?

$16.60

Typical negotiated rate. In Alabama, October 2026.

Insurers have agreed to pay about $16.60 for this service. The price depends on where it is billed: about $10.47 from a physician practice, and about $17.78 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 4 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$10.47$7.24 to $16.60
FacilityA hospital or hospital-owned outpatient department$17.78$17.78 to $17.78

How much rates vary

Facilitymedian $18 · 10th to 90th $17 to $18Professionalmedian $10 · 10th to 90th $6 to $17
$10$20$50facility $18professional $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
$16.60
Median
$16.60
Typical High
$22.39
Aetna
Setting
Professional
Modifier
None
Typical Low
$10.72
Median
$16.60
Typical High
$16.60
BCBS Alabama
Setting
Facility
Modifier
None
Typical Low
$17.78
Median
$17.78
Typical High
$17.78
BCBS Alabama
Setting
Professional
Modifier
21 + 22 · Increased work + 24 · Unrelated visit after surgery + 31 + 55 · Aftercare only + 99 · Multiple modifiers
Typical Low
$8.91
Median
$10.72
Typical High
$13.18
Cigna
Setting
Facility
Modifier
None
Typical Low
$11.75
Median
$12.30
Typical High
$46.77
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.61
Median
$7.94
Typical High
$74.13
United
Setting
Facility
Modifier
None
Typical Low
$5.25
Median
$12.88
Typical High
$30.20
United
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$7.41
Typical High
$10.47
2 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
Professional
Modifier
52 · Reduced service
Typical Low
$5.89
Median
$8.32
Typical High
$8.32
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.34
Median
$3.31
Typical High
$3.31

Where Alabama 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.

Alabama· 18th of 51

$16.60

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.