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Antibody Test For Rickettsial Infection

Maryland rates for HCPCS 86757

Looks in the blood for antibodies against Rickettsia, a group of bacteria carried by ticks, fleas, lice and mites that cause illnesses such as Rocky Mountain spotted fever and typhus. It is used when someone has fever, headache and a rash after a possible bite or exposure. Antibodies take days to build up, so a sample taken early and another a couple of weeks later are often compared.

Rates data updated July 2026.

How much does Antibody Test For Rickettsial Infection cost?

$17.38

Typical negotiated rate. In Maryland, July 2026.

Insurers have agreed to pay about $17.38 for this service. The price depends on where it is billed: about $16.98 from a physician practice, and about $50.12 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 6 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$16.98$14.45 to $19.50
FacilityA hospital or hospital-owned outpatient department$50.12$30.20 to $56.23

How much rates vary

Facilitymedian $50 · 10th to 90th $14 to $69Professionalmedian $17 · 10th to 90th $12 to $76
$10.0$20.0$50.0$100.0facility $50professional $17

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
$14.45
Median
$50.12
Typical High
$69.18
Aetna
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$16.98
Typical High
$75.86
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$5.89
Median
$15.49
Typical High
$19.05
Cigna
Setting
Facility
Modifier
Global
Typical Low
$10.23
Median
$13.49
Typical High
$25.12
Cigna
Setting
Professional
Modifier
Global
Typical Low
$10.72
Median
$19.50
Typical High
$47.86
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$23.44
Typical High
$37.15
United
Setting
Facility
Modifier
Global
Typical Low
$8.13
Median
$9.12
Typical High
$15.14
United
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$11.48
Typical High
$18.20
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$13.49
Typical High
$28.84

Where Maryland sits

The same service costs 2.9 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.

Maryland $17.38 · 43rd of 51
PA $43.65DC $15.14

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.