go back

SMN1 Gene Copy Test For Spinal Muscular Atrophy

Missouri rates for HCPCS 81329

Counts how many working copies of the SMN1 gene a person carries, and examines the related SMN2 gene when that adds useful information. Missing copies of SMN1 cause spinal muscular atrophy, an inherited condition in which the nerves that drive muscle become progressively damaged. It is used to screen prospective parents for carrier status and to confirm the diagnosis in someone with symptoms.

Rates data updated October 2026.

How much does SMN1 Gene Copy Test For Spinal Muscular Atrophy cost?

$132

Typical negotiated rate. In Missouri, October 2026.

Insurers have agreed to pay about $132 for this service. The price depends on where it is billed: about $126 from a physician practice, and about $240 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$126$81.28 to $219
FacilityA hospital or hospital-owned outpatient department$240$141 to $347

How much rates vary

Facilitymedian $240 · 10th to 90th $123 to $646Professionalmedian $126 · 10th to 90th $69 to $355
$100$200$500$1Kfacility $240professional $126

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
$117.49
Median
$177.83
Typical High
$251.19
Aetna
Setting
Professional
Modifier
None
Typical Low
$117.49
Median
$117.49
Typical High
$158.49
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$138.04
Median
$138.04
Typical High
$630.96
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$81.28
Median
$131.83
Typical High
$257.04
BCBS Kansas City
Setting
Facility
Modifier
None
Typical Low
$190.55
Median
$213.80
Typical High
$371.54
BCBS Kansas City
Setting
Professional
Modifier
None
Typical Low
$95.50
Median
$138.04
Typical High
$263.03
Cigna
Setting
Facility
Modifier
None
Typical Low
$141.25
Median
$302.00
Typical High
$707.95
Cigna
Setting
Professional
Modifier
None
Typical Low
$58.88
Median
$107.15
Typical High
$177.83
Medica
Setting
Facility
Modifier
None
Typical Low
$123.03
Median
$239.88
Typical High
$645.65
Medica
Setting
Professional
Modifier
None
Typical Low
$69.18
Median
$141.25
Typical High
$691.83
United
Setting
Facility
Modifier
None
Typical Low
$123.03
Median
$123.03
Typical High
$123.03
United
Setting
Professional
Modifier
None
Typical Low
$57.54
Median
$81.28
Typical High
$186.21
2 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$58.88
Median
$58.88
Typical High
$79.43
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$23.44
Median
$23.44
Typical High
$31.62

Where Missouri 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.

Missouri· 28th of 51

$132

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.