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Diphtheria Antibody Blood Test

Iowa 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?

$18.20

Typical negotiated rate. In Iowa, July 2026.

Insurers have agreed to pay about $18.20 for this service. The price depends on where it is billed: about $15.14 from a physician practice, and about $26.92 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 7 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$15.14$11.75 to $36.31
FacilityA hospital or hospital-owned outpatient department$26.92$15.14 to $39.81

How much rates vary

Facilitymedian $27 · 10th to 90th $12 to $44Professionalmedian $15 · 10th to 90th $10 to $100
$10.0$20.0$50.0$100.0facility $27professional $15

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
$11.75
Median
$36.31
Typical High
$43.65
Aetna
Setting
Professional
Modifier
Global
Typical Low
$10.00
Median
$11.75
Typical High
$100.00
Cigna
Setting
Professional
Modifier
Global
Typical Low
$18.62
Median
$28.84
Typical High
$36.31
Hally Health
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$27.54
Typical High
$117.49
Medica
Setting
Facility
Modifier
Global
Typical Low
$15.14
Median
$19.95
Typical High
$47.86
Medica
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$18.20
Typical High
$39.81
Midlands
Setting
Professional
Modifier
Global
Typical Low
$18.62
Median
$18.62
Typical High
$19.95
Midlands
Setting
Facility
Modifier
Global
Typical Low
$18.62
Median
$18.62
Typical High
$18.62
United
Setting
Facility
Modifier
Global
Typical Low
$15.14
Median
$15.14
Typical High
$34.67
United
Setting
Professional
Modifier
Global
Typical Low
$9.12
Median
$12.88
Typical High
$38.90
Wellmark
Setting
Professional
Modifier
Global
Typical Low
$12.02
Median
$15.14
Typical High
$15.14

Where Iowa 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.

Iowa $18.20 · 15th 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.