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Repeat Expansion Test, Inherited Ataxia

Hawaii 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 July 2026.

Facilitymedian $135 · 10th–90th $112$1660%20%40%10th90th$135Professionalmedian $178 · 10th–90th $138$2140%20%10th90th$178$100.0$200.0

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$112.20
Median
$134.90
Typical High
$165.96
Aetna
Setting
Professional
Modifier
Global
Typical Low
$173.78
Median
$173.78
Typical High
$173.78
Cigna
Setting
Professional
Modifier
Global
Typical Low
$74.13
Median
$74.13
Typical High
$165.96
HMSA
Setting
Professional
Modifier
Global
Typical Low
$138.04
Median
$177.83
Typical High
$194.98
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$151.36
Median
$165.96
Typical High
$204.17
United
Setting
Professional
Modifier
Global
Typical Low
$69.18
Median
$138.04
Typical High
$165.96
University Health Alliance
Setting
Professional
Modifier
Global
Typical Low
$117.49
Median
$199.53
Typical High
$309.03