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Data Sources: Centers for Medicare & Medicaid Services (CMS), Medicare Provider Utilization and Payment Data
Disclaimer: This site is an independent journalism project. Data analysis and editorial content are not affiliated with or endorsed by CMS or any government agency. All spending figures are based on publicly available Medicare payment records.
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Methodology•Download Data
  1. Home
  2. Procedures
  3. 84439
84439

Thyroxine (thyroid chemical), free

$523.6M in total Medicare payments across 10 years

🔎 Data Analysis

Procedure 84439 (Thyroxine (thyroid chemical), free) received $523.6M in total Medicare payments.

Across 50.4M services, the average Medicare payment was $10.39 per service.

AI-generated analysis based on Medicare payment data.

Spending Trends (2014-2023)

Year-over-Year Breakdown

YearPaymentsServicesYoY Change
2014$56.1M4.7M—
2015$57.3M4.8M+2.2%
2016$59.5M5.0M+3.9%
2017$60.8M5.1M+2.1%
2018$56.4M5.2M-7.2%
2019$51.8M5.3M-8.2%
2020$42.9M4.8M-17.2%
2021$46.5M5.2M+8.5%
2022$45.8M5.2M-1.5%
2023$46.4M5.3M+1.3%

Top Providers for 84439

#ProviderSpecialtyStatePaymentsServicesAvg/Service
1Laboratory Corporation Of America HoldingsClinical LaboratoryNC$2.8M315.6K$8.83
2Laboratory Corporation Of America HoldingsClinical LaboratoryNJ$2.4M274.7K$8.83
3Quest Diagnostics IncorporatedClinical LaboratoryNJ$1.8M205.4K$8.84
4Quest Diagnostics Clinical Laboratories IncClinical LaboratoryFL$1.8M200.0K$8.84
5Unilab CorporationClinical LaboratoryCA$1.2M141.1K$8.84
6Laboratory Corporation Of America HoldingsClinical LaboratoryAL$1.1M120.4K$8.82
7Laboratory Corporation Of AmericaClinical LaboratoryCA$950.6K107.6K$8.83
8Laboratory Corporation Of America HoldingsClinical LaboratoryOH$923.2K104.6K$8.83
9Laboratory Corporation Of AmericaClinical LaboratoryFL$874.7K99.0K$8.83
10Sonora Quest Laboratories LlcClinical LaboratoryAZ$792.4K89.8K$8.82
11Clinical Pathology Laboratories, Inc.Clinical LaboratoryTX$764.0K86.4K$8.84
12Quest Diagnostics Clinical Laboratories IncClinical LaboratoryGA$727.9K82.3K$8.84
13Northwell Health LaboratoriesClinical LaboratoryNY$715.3K80.9K$8.84
14Labone LlcClinical LaboratoryKS$691.4K78.2K$8.84
15Quest Diagnostics Clinical Laboratories IncClinical LaboratoryFL$690.3K78.1K$8.84
16Laboratory Corporation Of AmericaClinical LaboratoryAZ$593.1K67.1K$8.84
17Unilab CorporationClinical LaboratoryCA$579.1K65.5K$8.84
18Quest Diagnostics Clinical Laboratories IncClinical LaboratoryTX$573.3K64.9K$8.84
19Quest Diagnostics Llc IlClinical LaboratoryIL$557.5K63.1K$8.84
20Sunrise Medical Laboratories, Inc.Clinical LaboratoryNY$539.0K61.0K$8.84
21Laboratory Corporation Of AmericaClinical LaboratoryTX$538.4K61.1K$8.81
22Quest Diagnostics Clinical Laboratories IncClinical LaboratoryTX$487.3K55.1K$8.84
23Bioreference Health, LlcClinical LaboratoryNJ$445.1K50.4K$8.83
24Quest Diagnostics Incorporated MdClinical LaboratoryMD$435.2K49.2K$8.84
25Laboratory Corporation Of AmericaClinical LaboratoryTX$410.8K46.5K$8.83

Spending by State

StatePaymentsServicesProvidersAvg/Provider
NJ$5.6M631.4K168$33.2K
FL$5.5M623.4K875$6.3K
CA$5.3M600.0K435$12.2K
TX$4.4M493.5K879$5.0K
NC$4.2M472.1K668$6.2K
NY$2.8M319.7K885$3.2K
AZ$1.8M203.7K251$7.2K
OH$1.6M185.7K251$6.5K
AL$1.6M180.5K404$3.9K
GA$1.2M134.7K315$3.8K
KS$1.1M121.0K145$7.4K
IL$1.0M115.3K310$3.3K
TN$970.4K110.6K836$1.2K
MD$863.8K97.8K211$4.1K
VA$778.4K88.4K369$2.1K
MA$768.2K87.0K212$3.6K
PA$712.1K80.6K108$6.6K
WA$598.2K67.9K185$3.2K
SC$500.3K56.8K243$2.1K
MI$425.1K48.2K169$2.5K
NV$419.2K47.5K32$13.1K
OK$394.3K44.7K103$3.8K
CO$319.7K36.2K93$3.4K
IN$303.6K34.5K118$2.6K
OR$288.5K32.8K164$1.8K
LA$275.9K31.3K186$1.5K
KY$273.8K31.1K124$2.2K
WI$248.0K28.3K81$3.1K
MS$236.4K27.0K143$1.7K
MO$220.4K25.0K217$1.0K

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Data Sources

  • • Centers for Medicare & Medicaid Services (CMS)
  • • Medicare Provider Utilization and Payment Data (2014-2023)
  • • CMS National Health Expenditure Data

Last Updated: February 2026 (data through 2023, the latest CMS release)

Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.