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Repeat Expansion Test, Inherited Ataxia

Kansas rates for HCPCS 81181

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 October 2026.

How much does Repeat Expansion Test, Inherited Ataxia cost?

$138

Typical negotiated rate. In Kansas, October 2026.

Insurers have agreed to pay about $138 for this service. The price depends on where it is billed: about $138 from a physician practice, and about $141 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$138$81.28 to $170
FacilityA hospital or hospital-owned outpatient department$141$132 to $240

How much rates vary

Facilitymedian $141 · 10th to 90th $93 to $275Professionalmedian $138 · 10th to 90th $81 to $339
$100$200$500facility $141professional $138

Distribution of negotiated rates across all payers (price axis is log-scale). Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$93.33
Median
$165.96
Typical High
$251.19
Aetna
Setting
Professional
Modifier
None
Typical Low
$117.49
Median
$138.04
Typical High
$144.54
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$58.88
Median
$69.18
Typical High
$72.44
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$23.44
Median
$27.54
Typical High
$28.84
BCBS Kansas
Setting
Professional
Modifier
None
Typical Low
$169.82
Median
$169.82
Typical High
$169.82
Cigna
Setting
Facility
Modifier
None
Typical Low
$112.20
Median
$141.25
Typical High
$302.00
Cigna
Setting
Professional
Modifier
None
Typical Low
$61.66
Median
$199.53
Typical High
$257.04
Medica
Setting
Facility
Modifier
None
Typical Low
$81.28
Median
$138.04
Typical High
$239.88
Medica
Setting
Professional
Modifier
None
Typical Low
$81.28
Median
$81.28
Typical High
$691.83
United
Setting
Facility
Modifier
None
Typical Low
$81.28
Median
$81.28
Typical High
$138.04
United
Setting
Professional
Modifier
None
Typical Low
$57.54
Median
$81.28
Typical High
$234.42

Where Kansas sits

The same service costs 4.9 times more in Alaska than in Alabama. 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.

Kansas· 22nd of 51

$138

AK $309AL $63.10

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.