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Repeat Expansion Test, Inherited Ataxia

South Carolina 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 $339 · 10th–90th $107$6460%10%10th90th$339Professionalmedian $107 · 10th–90th $79$1450%50%10th90th$107$10.0$20.0$50.0$100.0$200.0$500.0$1.0K

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
$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