go back

Antibody Test For Rickettsial Infection

Colorado 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 October 2026.

How much does Antibody Test For Rickettsial Infection cost?

$20.42

Typical negotiated rate. In Colorado, October 2026.

Insurers have agreed to pay about $20.42 for this service. The price depends on where it is billed: about $13.49 from a physician practice, and about $56.23 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 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$13.49$8.13 to $15.49
FacilityA hospital or hospital-owned outpatient department$56.23$35.48 to $67.61

How much rates vary

Facilitymedian $56 · 10th to 90th $15 to $89Professionalmedian $13 · 10th to 90th $8 to $35
$10$20$50$100facility $56professional $13

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
$19.50
Median
$40.74
Typical High
$89.13
Aetna
Setting
Professional
Modifier
None
Typical Low
$12.30
Median
$14.79
Typical High
$19.50
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$21.88
Median
$57.54
Typical High
$89.13
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$8.13
Median
$13.18
Typical High
$39.81
Cigna
Setting
Facility
Modifier
None
Typical Low
$11.22
Median
$23.44
Typical High
$58.88
Cigna
Setting
Professional
Modifier
None
Typical Low
$10.00
Median
$14.13
Typical High
$28.18
Denver HMP
Setting
Facility
Modifier
None
Typical Low
$14.79
Median
$20.89
Typical High
$38.90
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$15.49
Median
$28.18
Typical High
$75.86
Select Health
Setting
Facility
Modifier
None
Typical Low
$19.50
Median
$35.48
Typical High
$40.74
Select Health
Setting
Professional
Modifier
None
Typical Low
$13.49
Median
$13.49
Typical High
$19.50
United
Setting
Facility
Modifier
None
Typical Low
$23.44
Median
$23.44
Typical High
$23.44
United
Setting
Professional
Modifier
None
Typical Low
$8.13
Median
$11.48
Typical High
$14.79
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
$7.24
Median
$7.41
Typical High
$9.77
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$2.88
Median
$2.95
Typical High
$3.89

Where Colorado sits

The same service costs 4.3 times more in Kansas 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.

Colorado· 20th of 51

$20.42

KS $61.66MD $14.45

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.