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Repeat Expansion Test, Inherited Ataxia

Kansas rates for HCPCS 81178

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?

$138

Typical negotiated rate. In Kansas, July 2026.

Insurers have agreed to pay about $138 for this service. The price depends on where it is billed: about $132 from a physician practice, and about $234 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$132$102 to $170
FacilityA hospital or hospital-owned outpatient department$234$148 to $295

How much rates vary

Facilitymedian $234 · 10th to 90th $126 to $324Professionalmedian $132 · 10th to 90th $81 to $170
$10.0$20.0$50.0$100.0$200.0$500.0$1.0Kfacility $234professional $132

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
$144.54
Median
$239.88
Typical High
$323.59
Aetna
Setting
Professional
Modifier
Global
Typical Low
$91.20
Median
$120.23
Typical High
$147.91
BCBS
Setting
Professional
Modifier
Global
Typical Low
$169.82
Median
$169.82
Typical High
$169.82
Cigna
Setting
Facility
Modifier
Global
Typical Low
$112.20
Median
$239.88
Typical High
$309.03
Cigna
Setting
Professional
Modifier
Global
Typical Low
$60.26
Median
$85.11
Typical High
$199.53
Medica
Setting
Facility
Modifier
Global
Typical Low
$109.65
Median
$147.91
Typical High
$186.21
Medica
Setting
Professional
Modifier
Global
Typical Low
$57.54
Median
$81.28
Typical High
$691.83
United
Setting
Facility
Modifier
Global
Typical Low
$81.28
Median
$138.04
Typical High
$165.96
United
Setting
Professional
Modifier
Global
Typical Low
$61.66
Median
$81.28
Typical High
$204.17

Where Kansas 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.

Kansas $138 · 24th 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.