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Coccidioides (Valley Fever) Antibody Test

Washington, DC 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?

$8.51

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

Insurers have agreed to pay about $8.51 for this service. The price depends on where it is billed: about $8.51 from a physician practice, and about $38.90 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$8.51$8.51 to $8.51
FacilityA hospital or hospital-owned outpatient department$38.90$8.51 to $74.13

How much rates vary

Facilitymedian $39 · 10th to 90th $9 to $93Professionalmedian $9 · 10th to 90th $9 to $37
$5$10$20$50$100facility $39professional $9

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
$8.51
Median
$38.90
Typical High
$93.33
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.51
Median
$8.51
Typical High
$8.51
CareFirst
Setting
Professional
Modifier
Global
Typical Low
$30.20
Median
$53.70
Typical High
$128.82
Cigna
Setting
Facility
Modifier
Global
Typical Low
$18.62
Median
$19.50
Typical High
$43.65
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.31
Median
$13.18
Typical High
$89.13
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$22.39
Median
$22.39
Typical High
$23.44
United
Setting
Facility
Modifier
Global
Typical Low
$6.76
Median
$13.80
Typical High
$44.67
United
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$6.92
Typical High
$18.20

Where Washington, DC 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.

Washington, DC· 51st of 51

$8.51

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.