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Diphtheria Antibody Blood Test

Indiana 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 October 2026.

How much does Diphtheria Antibody Blood Test cost?

$12.02

Typical negotiated rate. In Indiana, October 2026.

Insurers have agreed to pay about $12.02 for this service. The price depends on where it is billed: about $9.55 from a physician practice, and about $15.14 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$9.55$6.46 to $15.14
FacilityA hospital or hospital-owned outpatient department$15.14$14.79 to $30.20

How much rates vary

Facilitymedian $15 · 10th to 90th $12 to $48Professionalmedian $10 · 10th to 90th $6 to $25
$10$50$200$1Kfacility $15professional $10

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
$12.59
Median
$19.05
Typical High
$56.23
Aetna
Setting
Professional
Modifier
None
Typical Low
$11.48
Median
$12.59
Typical High
$114.82
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$12.02
Median
$15.14
Typical High
$45.71
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$6.31
Median
$7.94
Typical High
$20.89
CareSource
Setting
Facility
Modifier
None
Typical Low
$19.05
Median
$19.05
Typical High
$19.05
Cigna
Setting
Facility
Modifier
None
Typical Low
$10.00
Median
$15.14
Typical High
$51.29
Cigna
Setting
Professional
Modifier
None
Typical Low
$9.77
Median
$17.38
Typical High
$41.69
Physicians Health Plan of Northern Indiana
Setting
Facility
Modifier
None
Typical Low
$24.55
Median
$38.02
Typical High
$2,187.76
Physicians Health Plan of Northern Indiana
Setting
Professional
Modifier
None
Typical Low
$10.00
Median
$12.30
Typical High
$13.49
United
Setting
Professional
Modifier
None
Typical Low
$6.46
Median
$9.12
Typical High
$18.20
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
$5.75
Median
$6.31
Typical High
$57.54
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.29
Median
$2.51
Typical High
$22.91

Where Indiana sits

The same service costs 3.3 times more in South Carolina than in Maryland. 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.

Indiana· 46th of 51

$12.02

SC $38.02MD $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.