go back

Kidney Stone Risk Chemical Test

Arizona 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?

$11.75

Typical negotiated rate. In Arizona, October 2026.

Insurers have agreed to pay about $11.75 for this service. The price depends on where it is billed: about $8.32 from a physician practice, and about $28.84 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$8.32$7.41 to $11.48
FacilityA hospital or hospital-owned outpatient department$28.84$13.49 to $42.66

How much rates vary

Facilitymedian $29 · 10th to 90th $9 to $66Professionalmedian $8 · 10th to 90th $6 to $17
$10$20$50$100facility $29professional $8

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
$11.22
Median
$46.77
Typical High
$74.13
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.77
Median
$9.77
Typical High
$15.14
BCBS Arizona
Setting
Facility
Modifier
None
Typical Low
$8.13
Median
$37.15
Typical High
$56.23
BCBS Arizona
Setting
Professional
Modifier
None
Typical Low
$7.59
Median
$12.30
Typical High
$17.38
Cigna
Setting
Facility
Modifier
None
Typical Low
$10.00
Median
$28.18
Typical High
$40.74
Cigna
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$12.88
Typical High
$22.39
Medica
Setting
Facility
Modifier
None
Typical Low
$10.72
Median
$14.45
Typical High
$100.00
Medica
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$7.59
Typical High
$11.48
United
Setting
Facility
Modifier
None
Typical Low
$30.20
Median
$30.20
Typical High
$30.20
United
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$7.59
Typical High
$17.78
3 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
$4.79
Median
$4.79
Typical High
$4.79
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$1.95
Median
$1.95
Typical High
$1.95
Ambetter
Setting
Professional
Modifier
90 · Outside lab
Typical Low
$9.33
Median
$9.33
Typical High
$9.33

Where Arizona 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.

Arizona· 39th of 51

$11.75

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.