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Sex Chromatin Study On A Blood Smear

Louisiana rates for HCPCS 88140

A microscope examination of a stained blood smear that looks for tiny drumstick-shaped tags on the nuclei of certain white blood cells. These tags are a sign of an inactive X chromosome, so their presence gives information about a person's chromosomal sex. Direct chromosome and genetic testing have largely taken its place.

Rates data updated July 2026.

How much does Sex Chromatin Study On A Blood Smear cost?

$9.77

Typical negotiated rate. In Louisiana, July 2026.

Insurers have agreed to pay about $9.77 for this service. Most negotiated rates run $8.51 to $14.79.

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.

How much rates vary

Facilitymedian $8 · 10th to 90th $5 to $37Professionalmedian $10 · 10th to 90th $5 to $52
$5$10$20$50facility $8professional $10

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. 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
Global
Typical Low
$7.94
Median
$7.94
Typical High
$37.15
Aetna
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$9.77
Typical High
$52.48
BCBS
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$10.96
Typical High
$16.22
Christus
Setting
Facility
Modifier
Global
Typical Low
$5.13
Median
$5.13
Typical High
$7.94
Cigna
Setting
Professional
Modifier
Global
Typical Low
$4.90
Median
$10.96
Typical High
$17.38
United
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$9.33
Typical High
$16.22

Where Louisiana sits

The same service costs 2.9 times more in Wyoming than in Nebraska. 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.

Louisiana· 9th of 51

$9.77

WY $15.14NE $5.25

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.