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Repeat Expansion Test, Inherited Ataxia

Wyoming 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?

$170

Typical negotiated rate. In Wyoming, October 2026.

Insurers have agreed to pay about $170 for this service. Most negotiated rates run $138 to $437.

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 4 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $138 · 10th to 90th $138 to $275Professionalmedian $170 · 10th to 90th $65 to $437
$100$200facility $138professional $170

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
$138.04
Median
$138.04
Typical High
$138.04
Aetna
Setting
Professional
Modifier
None
Typical Low
$138.04
Median
$138.04
Typical High
$138.04
BCBS Wyoming
Setting
Professional
Modifier
None
Typical Low
$169.82
Median
$213.80
Typical High
$436.52
BCBS Wyoming
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$120.23
Median
$147.91
Typical High
$309.03
BCBS Wyoming
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$33.88
Median
$42.66
Typical High
$87.10
Cigna
Setting
Facility
Modifier
None
Typical Low
$275.42
Median
$275.42
Typical High
$275.42
Cigna
Setting
Professional
Modifier
None
Typical Low
$64.57
Median
$67.61
Typical High
$295.12
United
Setting
Professional
Modifier
None
Typical Low
$57.54
Median
$57.54
Typical High
$138.04

Where Wyoming 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.

Wyoming· 8th of 51

$170

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.