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Diphtheria Antibody Blood Test

Delaware rates for HCPCS 86648

A blood test that checks for antibodies the immune system makes in response to diphtheria, a serious bacterial infection that can affect the throat and airway. It helps determine whether a person has been previously exposed to diphtheria or has developed immunity, such as after vaccination. A blood sample is drawn and sent to the lab for antibody analysis.

Rates data updated July 2026.

How much does Diphtheria Antibody Blood Test cost?

$15.85

Typical negotiated rate. In Delaware, July 2026.

Insurers have agreed to pay about $15.85 for this service. The price depends on where it is billed: about $12.59 from a physician practice, and about $17.38 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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 4 insurance carriers under federal price transparency rules.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$12.59$12.02 to $45.71
FacilityA hospital or hospital-owned outpatient department$17.38$15.85 to $36.31

How much rates vary

Facilitymedian $17 · 10th to 90th $13 to $309Professionalmedian $13 · 10th to 90th $12 to $46
$10.0$20.0$50.0$100.0$200.0facility $17professional $13

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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$12.59
Median
$17.38
Typical High
$309.03
Aetna
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$12.59
Typical High
$45.71
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.00
Median
$10.00
Typical High
$10.00
Cigna
Setting
Professional
Modifier
Global
Typical Low
$9.33
Median
$10.72
Typical High
$28.18
Highmark BCBS
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$74.13
United
Setting
Professional
Modifier
Global
Typical Low
$6.46
Median
$10.23
Typical High
$21.38

Where Delaware sits

The same service costs 2.8 times more in Pennsylvania than in Washington, DC. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Delaware $15.85 · 29th of 51
PA $31.62DC $11.48

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.