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Coccidioides (Valley Fever) Antibody Test

Colorado 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?

$10.96

Typical negotiated rate. In Colorado, July 2026.

Insurers have agreed to pay about $10.96 for this service. The price depends on where it is billed: about $9.12 from a physician practice, and about $33.11 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 7 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$9.12$8.71 to $10.47
FacilityA hospital or hospital-owned outpatient department$33.11$16.98 to $52.48

How much rates vary

Facilitymedian $33 · 10th to 90th $9 to $65Professionalmedian $9 · 10th to 90th $6 to $11
$5.0$10.0$20.0$50.0$100.0$200.0$500.0facility $33professional $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
$8.71
Median
$38.02
Typical High
$70.79
Aetna
Setting
Professional
Modifier
Global
Typical Low
$8.71
Median
$9.77
Typical High
$10.96
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$14.45
Median
$33.88
Typical High
$57.54
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$4.79
Typical High
$8.71
Cigna
Setting
Facility
Modifier
Global
Typical Low
$6.46
Median
$8.13
Typical High
$29.51
Cigna
Setting
Professional
Modifier
Global
Typical Low
$6.03
Median
$7.41
Typical High
$13.80
Denver HMP
Setting
Facility
Modifier
Global
Typical Low
$8.71
Median
$12.59
Typical High
$23.44
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$16.22
Median
$91.20
Typical High
$91.20
Select Health
Setting
Facility
Modifier
Global
Typical Low
$12.02
Median
$21.38
Typical High
$23.99
Select Health
Setting
Professional
Modifier
Global
Typical Low
$7.94
Median
$7.94
Typical High
$11.48
United
Setting
Facility
Modifier
Global
Typical Low
$8.91
Median
$11.48
Typical High
$17.38
United
Setting
Professional
Modifier
Global
Typical Low
$4.79
Median
$6.76
Typical High
$10.72

Where Colorado 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.

Colorado $10.96 · 37th 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.