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Repeat Expansion Genetic Test

Michigan rates for HCPCS 81177

A genetic test that measures a repeated stretch of DNA inside a gene to see whether it has grown beyond its normal length. Expansions of this kind cause inherited neurological conditions that come on gradually and often appear earlier or more severely in each successive generation. A blood sample is used and the laboratory reports how many repeats are present.

Rates data updated October 2026.

How much does Repeat Expansion Genetic Test cost?

$132

Typical negotiated rate. In Michigan, October 2026.

Insurers have agreed to pay about $132 for this service. The price depends on where it is billed: about $132 from a physician practice, and about $129 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$132$110 to $145
FacilityA hospital or hospital-owned outpatient department$129$129 to $178

How much rates vary

Facilitymedian $129 · 10th to 90th $102 to $257Professionalmedian $132 · 10th to 90th $74 to $174
$10$20$50$100$200facility $129professional $132

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$128.82
Median
$128.82
Typical High
$204.17
Aetna
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$64.57
Median
$64.57
Typical High
$102.33
Aetna
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$26.30
Median
$26.30
Typical High
$40.74
Aetna
Setting
Professional
Modifier
None
Typical Low
$125.89
Median
$134.90
Typical High
$138.04
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$63.10
Median
$67.61
Typical High
$69.18
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$25.12
Median
$26.92
Typical High
$27.54
BCBS
Setting
Facility
Modifier
None
Typical Low
$102.33
Median
$147.91
Typical High
$257.04
Cigna
Setting
Professional
Modifier
None
Typical Low
$63.10
Median
$79.43
Typical High
$186.21
Health Alliance Plan
Setting
Facility
Modifier
None
Typical Low
$128.82
Median
$128.82
Typical High
$380.19
Health Alliance Plan
Setting
Facility
Modifier
52 · Reduced service
Typical Low
$64.57
Median
$64.57
Typical High
$102.33
Health Alliance Plan
Setting
Facility
Modifier
53 · Discontinued
Typical Low
$26.30
Median
$26.30
Typical High
$40.74
Health Alliance Plan
Setting
Professional
Modifier
None
Typical Low
$128.82
Median
$131.83
Typical High
$173.78
Health Alliance Plan
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$64.57
Median
$64.57
Typical High
$64.57
Health Alliance Plan
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$26.30
Median
$26.30
Typical High
$26.30
Priority Health
Setting
Professional
Modifier
None
Typical Low
$60.26
Median
$79.43
Typical High
$186.21
United
Setting
Facility
Modifier
None
Typical Low
$81.28
Median
$123.03
Typical High
$165.96
United
Setting
Professional
Modifier
None
Typical Low
$57.54
Median
$81.28
Typical High
$138.04

Where Michigan sits

The same service costs 5.5 times more in Texas 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.

Michigan· 28th of 51

$132

TX $347AL $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.