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Kidney Stone Risk Chemical Test

Missouri 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 Missouri, October 2026.

Insurers have agreed to pay about $16.60 for this service. The price depends on where it is billed: about $14.13 from a physician practice, and about $25.12 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$14.13$8.71 to $26.92
FacilityA hospital or hospital-owned outpatient department$25.12$16.98 to $48.98

How much rates vary

Facilitymedian $25 · 10th to 90th $13 to $100Professionalmedian $14 · 10th to 90th $6 to $27
$10$20$50$100facility $25professional $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
$12.30
Median
$17.38
Typical High
$25.12
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.75
Median
$12.30
Typical High
$15.49
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$14.45
Median
$14.45
Typical High
$66.07
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$19.50
Typical High
$33.88
BCBS Kansas City
Setting
Facility
Modifier
None
Typical Low
$19.50
Median
$25.70
Typical High
$48.98
Cigna
Setting
Facility
Modifier
None
Typical Low
$16.98
Median
$31.62
Typical High
$72.44
Cigna
Setting
Professional
Modifier
None
Typical Low
$7.59
Median
$16.60
Typical High
$27.54
Medica
Setting
Facility
Modifier
None
Typical Low
$12.88
Median
$25.12
Typical High
$100.00
Medica
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$10.23
Typical High
$17.38
United
Setting
Facility
Modifier
None
Typical Low
$12.88
Median
$12.88
Typical High
$12.88
United
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$9.55
Typical High
$19.50
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
$6.17
Median
$6.17
Typical High
$8.32
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.45
Median
$2.51
Typical High
$3.31

Where Missouri 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.

Missouri· 17th 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.