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Coccidioides (Valley Fever) Antibody Test

Mississippi 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?

$13.18

Typical negotiated rate. In Mississippi, July 2026.

Insurers have agreed to pay about $13.18 for this service. The price depends on where it is billed: about $12.30 from a physician practice, and about $14.45 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 4 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$12.30$9.12 to $20.42
FacilityA hospital or hospital-owned outpatient department$14.45$10.23 to $20.42

How much rates vary

Facilitymedian $14 · 10th to 90th $8 to $23Professionalmedian $12 · 10th to 90th $9 to $23
$5.0$10.0$20.0$50.0facility $14professional $12

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
$7.76
Median
$12.30
Typical High
$21.88
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$13.18
Typical High
$23.44
BCBS
Setting
Facility
Modifier
Global
Typical Low
$22.91
Median
$22.91
Typical High
$22.91
BCBS
Setting
Professional
Modifier
Global
Typical Low
$19.05
Median
$19.05
Typical High
$19.05
Cigna
Setting
Facility
Modifier
Global
Typical Low
$7.76
Median
$12.59
Typical High
$22.91
Cigna
Setting
Professional
Modifier
Global
Typical Low
$5.25
Median
$12.30
Typical High
$23.44
United
Setting
Facility
Modifier
Global
Typical Low
$10.23
Median
$11.48
Typical High
$15.49
United
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$7.76
Typical High
$23.44

Where Mississippi sits

The same service costs 3.7 times more in South Dakota than in Washington, DC. Every bar is a state, most expensive first. Pick one to see its carriers and full range.

Mississippi $13.18 · 24th of 51
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.