go back

Serum Dilution Step In Blood Antibody Testing

Washington, DC rates for HCPCS 86976

An extra laboratory step used while identifying antibodies in a patient's blood serum before a transfusion. The serum is diluted in a measured way and retested, which can reveal a second antibody hidden behind a strong one and make the pattern of reactions readable.

Rates data updated July 2026.

How much does Serum Dilution Step In Blood Antibody Testing cost?

$27.54

Typical negotiated rate. In Washington, DC, July 2026.

Insurers have agreed to pay about $27.54 for this service. The price depends on where it is billed: about $27.54 from a physician practice, and about $30.90 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 5 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$27.54$20.89 to $30.90
FacilityA hospital or hospital-owned outpatient department$30.90$30.90 to $30.90

How much rates vary

Facilitymedian $31 · 10th to 90th $2 to $132Professionalmedian $28 · 10th to 90th $14 to $32
$2$5$10$20$50$100facility $31professional $28

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
$30.90
Median
$30.90
Typical High
$30.90
Aetna
Setting
Professional
Modifier
Global
Typical Low
$20.89
Median
$28.84
Typical High
$32.36
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$13.49
Median
$15.49
Typical High
$75.86
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1.66
Median
$1.74
Typical High
$125.89
Cigna
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$19.50
Typical High
$154.88
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$28.18
Median
$29.51
Typical High
$79.43
United
Setting
Facility
Modifier
Global
Typical Low
$5.75
Median
$131.83
Typical High
$169.82
United
Setting
Professional
Modifier
Global
Typical Low
$11.48
Median
$17.78
Typical High
$30.20

Where Washington, DC sits

The same service costs 1.9 times more in Oregon than in Rhode Island. 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.

Washington, DC· 12th of 51

$27.54

OR $38.90RI $19.95

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.