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CSTB Known Family Variant Test

New Mexico rates for HCPCS 81190

A blood test that checks for one specific change in the CSTB gene that has already been identified in the family. Changes in this gene cause an inherited epilepsy that begins in adolescence with sudden muscle jerks and seizures. Only the family's known change is looked for.

Rates data updated October 2026.

How much does CSTB Known Family Variant Test cost?

$191

Typical negotiated rate. In New Mexico, October 2026.

Insurers have agreed to pay about $191 for this service. The price depends on where it is billed: about $191 from a physician practice, and about $166 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$191$77.62 to $245
FacilityA hospital or hospital-owned outpatient department$166$120 to $589

How much rates vary

Facilitymedian $166 · 10th to 90th $120 to $617Professionalmedian $191 · 10th to 90th $78 to $295
$100$200$500facility $166professional $191

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
$588.84
Typical High
$616.60
Aetna
Setting
Professional
Modifier
None
Typical Low
$138.04
Median
$223.87
Typical High
$223.87
Cigna
Setting
Facility
Modifier
None
Typical Low
$120.23
Median
$120.23
Typical High
$120.23
Cigna
Setting
Professional
Modifier
None
Typical Low
$93.33
Median
$208.93
Typical High
$309.03
Molina
Setting
Professional
Modifier
None
Typical Low
$295.12
Median
$295.12
Typical High
$398.11
Providence
Setting
Facility
Modifier
None
Typical Low
$120.23
Median
$120.23
Typical High
$120.23
Providence
Setting
Professional
Modifier
None
Typical Low
$181.97
Median
$245.47
Typical High
$309.03
United
Setting
Facility
Modifier
None
Typical Low
$165.96
Median
$165.96
Typical High
$165.96
United
Setting
Professional
Modifier
None
Typical Low
$77.62
Median
$77.62
Typical High
$112.20

Where New Mexico sits

The same service costs 4.2 times more in Texas than in Delaware. 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.

New Mexico· 19th of 51

$191

TX $468DE $112

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.