Lab tests CPT 84439 Wyoming Outpatient

Free T4 test cost in Wyoming

In Wyoming, 7 hospitals publish a cash price for free T4 (free thyroxine) thyroid blood test: from $11.76 to $136.46, with a median of $18.62. The lowest price is at Banner Wyoming Medical Center (Casper). The highest price is 11.6× the lowest.

Outpatient cash prices, one line per hospital — its lowest listed price for code 84439. Prices for both sides of the body and inpatient prices are not mixed in. Collected Sep 23, 2026.

Lowest$11.76Banner Wyoming Medical Center
Median$18.62half pay less
Highest$136.46in Wyoming
Lowest saves$6.86vs the median

Hospitals in Wyoming, cheapest first

HospitalCash price List priceFile date
Banner Wyoming Medical Center lowest Casper · Casper, WY LAB THYROXINE T4 FREE $11.76 $28.00 Mar 2, 2026
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Banner Community Hospital Torrington · Torrington, WY LAB THYROXINE T4 FREE $17.22 $28.00 Mar 2, 2026
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Washakie Medical Center Worland · Worland, WY LAB THYROXINE T4 FREE $17.98 $28.00 Feb 12, 2026
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Platte County Hospital Wheatland · Wheatland, WY LAB THYROXINE T4 FREE $18.62 $28.00 Feb 12, 2026
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Memorial Hospital of Laramie County Cheyenne · Cheyenne, WY CHG ASSAY OF FREE THYROXINE $37.53 $53.61 Mar 25, 2026
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Memorial Hospital of Sheridan County Sheridan · Sheridan, WY Thyroxine (thyroid chemical), free $42.40 $53.00 Jul 8, 2026
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Evanston Hospital Evanston · Evanston, WY-UT Thyroxine (thyroid chemical), free $136.46 $227.43 Sep 17, 2026
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By metro area

Each metro page compares every listing, including prices for both sides of the body.

Metro areaHospitals LowestMedian
Casper, WY 1 $11.76 $11.76
Cheyenne, WY 1 $37.53 $37.53
Evanston, WY-UT 1 $136.46 $136.46
Sheridan, WY 1 $42.40 $42.40
Torrington, WY 1 $17.22 $17.22
Wheatland, WY 1 $18.62 $18.62
Worland, WY 1 $17.98 $17.98

What it is

A free T4 test measures thyroxine that is not bound to proteins, the active form of the main thyroid hormone. It is usually ordered with or after a TSH test to check for an underactive or overactive thyroid and to adjust thyroid medicine.

What the price covers

The price usually covers the free T4 test only. The blood draw and the TSH test (84443) are billed separately.

Free T4 (free thyroxine) thyroid blood test in other states

Median cash price across the state's hospitals.