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Kidney Stone Risk Chemical Test

South Carolina 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?

$18.62

Typical negotiated rate. In South Carolina, October 2026.

Insurers have agreed to pay about $18.62 for this service. The price depends on where it is billed: about $15.14 from a physician practice, and about $48.98 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$15.14$14.45 to $26.92
FacilityA hospital or hospital-owned outpatient department$48.98$36.31 to $87.10

How much rates vary

Facilitymedian $49 · 10th to 90th $15 to $112Professionalmedian $15 · 10th to 90th $9 to $32
$10$20$50$100facility $49professional $15

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
$11.22
Typical High
$22.91
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.22
Median
$11.22
Typical High
$12.59
BCBS South Carolina
Setting
Facility
Modifier
None
Typical Low
$34.67
Median
$57.54
Typical High
$114.82
BCBS South Carolina
Setting
Professional
Modifier
None
Typical Low
$14.45
Median
$15.14
Typical High
$32.36
Cigna
Setting
Facility
Modifier
None
Typical Low
$27.54
Median
$36.31
Typical High
$89.13
Cigna
Setting
Professional
Modifier
None
Typical Low
$6.76
Median
$8.51
Typical High
$17.78
Medcost
Setting
Facility
Modifier
None
Typical Low
$10.72
Median
$14.45
Typical High
$21.38
Medcost
Setting
Professional
Modifier
None
Typical Low
$14.13
Median
$23.99
Typical High
$30.20
United
Setting
Facility
Modifier
None
Typical Low
$12.88
Median
$12.88
Typical High
$17.38
United
Setting
Professional
Modifier
None
Typical Low
$6.03
Median
$9.12
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
$5.62
Median
$5.62
Typical High
$5.75
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.24
Median
$2.24
Typical High
$2.29
Ambetter
Setting
Professional
Modifier
90 · Outside lab
Typical Low
$14.45
Median
$14.45
Typical High
$14.45

Where South Carolina 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.

South Carolina· 10th of 51

$18.62

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.