Lab tests CPT 84439 Mississippi Outpatient

Free T4 test cost in Mississippi

In Mississippi, 60 hospitals publish a cash price for free T4 (free thyroxine) thyroid blood test: from $6.09 to $186.03, with a median of $35.42. The lowest price is at Mississippi Baptist Medical Center (Jackson). The highest price is 30.5× the lowest.

  • The median here, $35.42, is 47% below the US median of $66.50.
  • That is 3.9× Medicare's 2026 national rate for the same service ($9.02).
  • Mississippi ranks 6th of 51 states by median, cheapest first.
  • 7 of 60 hospitals list a cash price equal to their full list price, with no self-pay discount.

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 Nov 11, 2026. See them on a map

Lowest$6.09Mississippi Baptist Medical Center
Median$35.42half of hospitals charge less
Highest$186.03in Mississippi
Lowest saves$29.33vs the median

Hospitals in Mississippi, cheapest first

HospitalCash priceList priceFile date
Mississippi Baptist Medical Center lowest Jackson · Jackson, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $6.09 $29.00 Feb 25, 2026
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Kings Daughters Medical Center Brookhaven · Brookhaven, MS THYROXINE (THYROID CHEMICAL); FREE $7.20 $24.00 Mar 5, 2026
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Baptist Anderson Regional Medical Center Meridian · Meridian, MS T4 (THYROXINE) FREE $7.48 $34.00 Feb 25, 2026
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Baptist Medical Center-Yazoo Yazoo City · Jackson, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $9.43 $23.00 Feb 17, 2026
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Baptist Medical Center-Attala Kosciusko · Kosciusko, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $10.12 $23.00 Feb 20, 2026
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Baptist Memorial Hospital - Leake Carthage · Carthage, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $10.35 $23.00 Feb 20, 2026
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Baptist Anderson Regional Medical Center-South Meridian · Meridian, MS T4 (THYROXINE) FREE $13.60 $34.00 Feb 17, 2026
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Singing River Gulfport Gulfport · Gulfport-Biloxi, MS ASSAY OF FREE THYROXINE $14.80 $74.00 Feb 24, 2026
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Ochsner Medical Center – Hancock Bay St. Louis · Gulfport-Biloxi, MS HC T4, FREE $15.20 $40.00 Apr 1, 2026
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Clay County Medical West Point · West Point, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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North Mississippi Medical Center Tupelo · Tupelo, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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North Mississippi Medical Center-Gilmore Amory Amory · Amory, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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Pontotoc Health Service INC Cah Pontotoc · Pontotoc, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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Tishomingo Health Services Iuka · Iuka, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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Webster General Hospital/ Swing Bed Eupora · Starkville, MS HC ASSAY OF FREE THYROXINE - T4 FREE $16.34 $38.00 Apr 1, 2026
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Choctaw Regional Medical Center Ackerman · Ackerman, MS T4 FREE $21.00 $30.00 Oct 12, 2026
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University of Mississippi Medical Center- Grenada Grenada · Grenada, MS HC ASSAY OF FREE THYROXINE $21.20 $53.00 Sep 8, 2026
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Ocean Springs Hospital Ocean Springs · Gulfport-Biloxi, MS ASSAY OF FREE THYROXINE $22.20 $74.00 Feb 24, 2026
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Pascagoula Hospital Pascagoula · Gulfport-Biloxi, MS THYROXINE (THYROID CHEMICAL); FREE $22.20 $74.00 Feb 24, 2026
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Baptist Memorial Hospital-Booneville Booneville · Tupelo, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $24.48 $102.00 Feb 25, 2026
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Baptist Memorial Hospital-Union County New Albany · New Albany, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $24.48 $102.00 Feb 28, 2026
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Baptist Memorial Hospital-Golden Triangle Columbus · Columbus, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $24.50 $98.00 Feb 27, 2026
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Tallahatchie General Hospital Charleston · Charleston, MS THYROXINE FREE $27.30 $39.00 Mar 12, 2026
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Methodist Olive Branch Hospital Olive Branch · Memphis, TN-MS-AR HC Assay of Free Thyroxine - T4 Free $27.50 $125.00 Mar 19, 2026
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Ochsner Rush Hospital Meridian · Meridian, MS HC T4, FREE $28.71 $92.61 Apr 1, 2026
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Baptist Memorial Hospital-Oktibbeha County Starkville · Starkville, MS FREE T4 AEL $28.80 $45.00 Mar 30, 2026
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Holmes County Hospital and Clinics Lexington · Jackson, MS HC ASSAY OF FREE THYROXINE $32.00 $80.00 Sep 8, 2026
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Baptist Memorial Hospital-North Mississippi Oxford · Oxford, MS T4 (THYROXINE) FREE BY EQUILIBRIUM DIALYSIS $32.20 $140.00 Feb 27, 2026
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S E Lackey Memorial Hospital Forest · Jackson, MS Thyroxine (thyroid chemical), free $33.00 $33.00 May 27, 2026
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Baptist Memorial Hospital-Calhoun Calhoun City · Calhoun City, MS T4 (THYROXINE) FREE $34.84 $67.00 Feb 20, 2026
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Monroe Regional Hospital Aberdeen · Aberdeen, MS RHC THYROXINE; FREE $36.00 $36.00 Sep 16, 2026
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Neshoba County General Hospital Philadelphia · Philadelphia, MS Thyroxine (thyroid chemical), free $39.90 $57.00 Jun 4, 2026
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Baptist Memorial Hospital-DeSoto Southaven · Memphis, TN-MS-AR T4 (THYROXINE) FREE $41.40 $207.00 Feb 27, 2026
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Franklin County Memorial Hospital Meadville · Meadville, MS FMG T4 FREE $50.00 $50.00 May 10, 2026
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Southwest Mississippi Regional Medical Center McComb · McComb, MS Assay of free thyroxine $50.40 $84.00 Jun 9, 2026
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Yalobusha General Hospital Water Valley · Oxford, MS T-4 (THYROXINE) FREE $50.40 $72.00 Jan 1, 2026
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Field Memorial Community Hospital Centreville · Centreville, MS T4 FREE $51.00 $68.00 Jul 1, 2026
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Ochsner Laird Hospital Union · Union, MS HC T4, FREE $51.24 $84.00 Apr 1, 2026
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Ochsner Scott Regional Morton · Jackson, MS HC T4, FREE $52.92 $84.00 Apr 1, 2026
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Ochsner Watkins Hospital Quitman · Meridian, MS HC T4, FREE $56.28 $84.00 Apr 1, 2026
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Tippah County Hospital Ripley · Ripley, MS Free T4 $57.00 $76.00 —
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Ochsner Stennis Memorial Hospital DeKalb · DeKalb, MS HC T4, FREE $57.96 $84.00 Apr 1, 2026
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Winston County Medical Foundation Louisville · Louisville, MS Thyroxine (thyroid chemical), free $58.65 $75.00 Sep 18, 2026
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UMMC Madison Canton · Jackson, MS 84439 THYROXINE THYROID CHEMICAL $62.40 $156.00 Sep 21, 2026
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University of Mississippi Medical Center Jackson · Jackson, MS 84439 THYROXINE THYROID CHEMICAL $62.40 $156.00 Sep 8, 2026
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Magee general hospital Magee · Jackson, MS HC Assay of Free Thyroxine - T4 Free $65.00 $65.00 Aug 13, 2026
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Noxubee General Hospital Macon · Columbus, MS THYROXINE (T4), FREE [LC] (001974) $75.75 $101.00 Nov 1, 2024
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Merit Health Central Jackson · Jackson, MS Thyroxine 4 Free $84.15 $561.00 Apr 1, 2026
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Simpson General Hospital Cah Mendenhall · Jackson, MS Thyroxine (thyroid chemical), free $86.59 $123.70 Apr 30, 2025
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South central regional medical center Laurel · Laurel, MS HC Assay of Free Thyroxine - T4 Free $88.00 $88.00 Jul 20, 2026
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Merit Health River Region Vicksburg · Vicksburg, MS THYROXINE T4, FREE $89.46 $497.00 Apr 1, 2026
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Tyler Holmes Memorial Hospital Winona · Grenada, MS Thyroxine (thyroid chemical), free $93.75 $125.00 Jul 28, 2026
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Merit Health Womans Hospital Flowood · Jackson, MS Thyroxine 4 Free $96.18 $458.00 Apr 1, 2026
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River Oaks Hospital Flowood · Jackson, MS Thyroxine 4 Free $98.64 $548.00 Apr 1, 2026
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Merit Health Wesley Hattiesburg · Hattiesburg, MS THYROXINE T4, FREE $101.15 $481.68 Apr 1, 2026
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Crossgates River Oaks Hospital Brandon · Jackson, MS Thyroxine 4 Free $116.40 $776.00 Apr 1, 2026
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Covington county hospital Collins · Collins, MS HC Assay of Free Thyroxine - T4 Free $118.03 $118.03 Jul 21, 2026
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North Sunflower Medical Center Ruleville · Ruleville, MS Thyroxine (thyroid chemical), free $118.50 $237.00 Oct 19, 2026
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Wayne General Hospital Waynesboro · Waynesboro, MS Thyroxine (thyroid chemical), free $182.00 $182.00 Jul 31, 2026
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Merit Health Natchez Natchez · Natchez, MS-LA THYROXINE T4, FREE $186.03 $1,033.50 Apr 1, 2026
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Hospital The hospital that published the price, its city and the line exactly as written in its price file.
Cash price The hospital's own price for a patient paying without insurance (“discounted cash” in its price file). Hospitals must publish it under federal law, 45 CFR 180.50. Call to confirm it before booking. More
List price The hospital's full chargemaster price (“gross charge”) before any discount. Almost nobody pays it; the gap to the cash price shows what the self-pay discount is worth. More
File date When the hospital last updated its price file, as the file says itself. A dash means the file gives no date.
No cash discount This line's cash price equals the hospital's full list price. Many hospitals still reduce bills for uninsured patients: ask the billing office for its self-pay discount in writing. More

By metro area

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

Metro areaHospitalsLowestMedian
Jackson, MS 13 $6.09 $62.40
Gulfport-Biloxi, MS 4 $14.80 $18.70
Meridian, MS 4 $7.48 $21.16
Columbus, MS 2 $24.50 $50.12
Grenada, MS 2 $21.20 $57.48
Memphis, TN-MS-AR 2 $27.50 $34.45
Oxford, MS 2 $32.20 $41.30
Starkville, MS 2 $16.34 $22.57
Tupelo, MS 2 $16.34 $20.41
Aberdeen, MS 1 $36.00 $36.00
Ackerman, MS 1 $21.00 $21.00
Amory, MS 1 $16.34 $16.34
Brookhaven, MS 1 $7.20 $7.20
Calhoun City, MS 1 $34.84 $34.84
Carthage, MS 1 $10.35 $10.35
Centreville, MS 1 $51.00 $51.00
Charleston, MS 1 $27.30 $27.30
Collins, MS 1 $118.03 $118.03
DeKalb, MS 1 $57.96 $57.96
Hattiesburg, MS 1 $101.15 $101.15
Iuka, MS 1 $16.34 $16.34
Kosciusko, MS 1 $10.12 $10.12
Louisville, MS 1 $58.65 $58.65
Laurel, MS 1 $88.00 $88.00
Meadville, MS 1 $50.00 $50.00
McComb, MS 1 $50.40 $50.40
New Albany, MS 1 $24.48 $24.48
Natchez, MS-LA 1 $186.03 $186.03
Philadelphia, MS 1 $39.90 $39.90
Pontotoc, MS 1 $16.34 $16.34
Ripley, MS 1 $57.00 $57.00
Ruleville, MS 1 $118.50 $118.50
Union, MS 1 $51.24 $51.24
Vicksburg, MS 1 $89.46 $89.46
Waynesboro, MS 1 $182.00 $182.00
West Point, MS 1 $16.34 $16.34
Market A metro area (as the Census Bureau defines it) or, outside metro areas, a town. Each links to every hospital price there.
Hospitals How many hospitals publish a cash price for this code here. Each hospital counts once, at its lowest outpatient cash price.
Lowest The lowest cash price among those hospitals.
Median The middle cash price: half of the hospitals charge less, half charge more. One price per hospital. More

What free T4 test is, what the price covers and why prices differ: Free T4 test explained.

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

Median cash price across the state's hospitals.