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Repeat Expansion Test, Inherited Ataxia

South Carolina rates for HCPCS 81179

A laboratory test on a blood sample that measures a short stretch of DNA that is normally repeated a set number of times within a single gene. An abnormally high number of repeats causes an inherited disorder of balance, coordination and speech that develops gradually over years. The test is used to confirm a diagnosis in someone with symptoms, or to test a relative of an affected person.

Rates data updated July 2026.

How much does Repeat Expansion Test, Inherited Ataxia cost?

$110

Typical negotiated rate. In South Carolina, July 2026.

Insurers have agreed to pay about $110 for this service. The price depends on where it is billed: about $107 from a physician practice, and about $339 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 5 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$107$107 to $112
FacilityA hospital or hospital-owned outpatient department$339$117 to $437

How much rates vary

Facilitymedian $339 · 10th to 90th $107 to $646Professionalmedian $107 · 10th to 90th $79 to $145
$10.0$20.0$50.0$100.0$200.0$500.0$1.0Kfacility $339professional $107

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$107.15
Median
$338.84
Typical High
$645.65
Aetna
Setting
Professional
Modifier
Global
Typical Low
$107.15
Median
$107.15
Typical High
$123.03
BCBS
Setting
Facility
Modifier
Global
Typical Low
$851.14
Median
$851.14
Typical High
$891.25
BCBS
Setting
Professional
Modifier
Global
Typical Low
$89.13
Median
$134.90
Typical High
$186.21
Cigna
Setting
Facility
Modifier
Global
Typical Low
$257.04
Median
$446.68
Typical High
$776.25
Cigna
Setting
Professional
Modifier
Global
Typical Low
$61.66
Median
$64.57
Typical High
$165.96
Medcost
Setting
Facility
Modifier
Global
Typical Low
$107.15
Median
$123.03
Typical High
$181.97
United
Setting
Facility
Modifier
Global
Typical Low
$123.03
Median
$138.04
Typical High
$165.96
United
Setting
Professional
Modifier
Global
Typical Low
$57.54
Median
$81.28
Typical High
$138.04

Where South Carolina sits

The same service costs 3.4 times more in Alaska than in Delaware. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

South Carolina $110 · 42nd of 51
AK $309DE $91.20

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.