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Kidney Stone Risk Chemical Test

Iowa 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?

$17.38

Typical negotiated rate. In Iowa, October 2026.

Insurers have agreed to pay about $17.38 for this service. The price depends on where it is billed: about $14.45 from a physician practice, and about $22.39 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$14.45$10.96 to $28.18
FacilityA hospital or hospital-owned outpatient department$22.39$17.78 to $34.67

How much rates vary

Facilitymedian $22 · 10th to 90th $14 to $46Professionalmedian $14 · 10th to 90th $9 to $35
$10$20$50$100facility $22professional $14

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
$22.39
Typical High
$40.74
Aetna
Setting
Professional
Modifier
None
Typical Low
$9.55
Median
$11.22
Typical High
$17.38
Cigna
Setting
Professional
Modifier
None
Typical Low
$15.85
Median
$28.18
Typical High
$35.48
Hally Health
Setting
Professional
Modifier
None
Typical Low
$14.45
Median
$31.62
Typical High
$50.12
Medica
Setting
Facility
Modifier
None
Typical Low
$17.38
Median
$23.44
Typical High
$45.71
Medica
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$15.85
Typical High
$36.31
Midlands
Setting
Professional
Modifier
None
Typical Low
$15.85
Median
$17.78
Typical High
$19.05
Midlands
Setting
Facility
Modifier
None
Typical Low
$15.85
Median
$15.85
Typical High
$15.85
United
Setting
Facility
Modifier
None
Typical Low
$14.45
Median
$14.45
Typical High
$37.15
United
Setting
Professional
Modifier
None
Typical Low
$8.71
Median
$11.22
Typical High
$17.78
Wellmark
Setting
Professional
Modifier
None
Typical Low
$11.48
Median
$14.45
Typical High
$14.45

Where Iowa 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.

Iowa· 13th of 51

$17.38

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.