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Coccidioides (Valley Fever) Antibody Test

Connecticut rates for HCPCS 86635

This blood test looks for antibodies against Coccidioides, a fungus found in soil in parts of the southwestern United States and other dry regions, that causes an illness commonly called Valley Fever. It's ordered when someone has a lingering cough, fever, or chest symptoms and has lived in or traveled through an area where the fungus is common. A positive result helps confirm the diagnosis so appropriate treatment can be started.

Rates data updated July 2026.

How much does Coccidioides (Valley Fever) Antibody Test cost?

$10.23

Typical negotiated rate. In Connecticut, July 2026.

Insurers have agreed to pay about $10.23 for this service. The price depends on where it is billed: about $10.23 from a physician practice, and about $18.20 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$10.23$10.23 to $10.47
FacilityA hospital or hospital-owned outpatient department$18.20$14.13 to $26.30

How much rates vary

Facilitymedian $18 · 10th to 90th $11 to $35Professionalmedian $10 · 10th to 90th $6 to $13
$5$10$20$50facility $18professional $10

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
$11.48
Median
$19.05
Typical High
$34.67
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.91
Median
$10.23
Typical High
$12.02
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$12.30
Median
$17.78
Typical High
$30.90
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$5.62
Median
$6.92
Typical High
$17.78
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.94
Median
$18.62
Typical High
$45.71
Cigna
Setting
Professional
Modifier
Global
Typical Low
$7.59
Median
$13.18
Typical High
$17.38
ConnectiCare
Setting
Professional
Modifier
Global
Typical Low
$5.37
Median
$11.48
Typical High
$16.60
United
Setting
Facility
Modifier
Global
Typical Low
$11.48
Median
$11.48
Typical High
$11.48
United
Setting
Professional
Modifier
Global
Typical Low
$5.25
Median
$10.47
Typical High
$19.95

Where Connecticut sits

The same service costs 3.7 times more in South Dakota than in Washington, DC. 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.

Connecticut· 44th of 51

$10.23

SD $31.62DC $8.51

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.