Healthcare provider profile · identity verified

Floyd James Barker, D.O

General Practice · MOUNTAIN CITY, TN · NPI 1417932914

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
GabapentinGabapentin29838
AlprazolamAlprazolam29443
Amlodipine BesylateAmlodipine Besylate28781
Levothyroxine SodiumLevothyroxine Sodium24068
LisinoprilLisinopril22567
Losartan PotassiumLosartan Potassium21457
OmeprazoleOmeprazole18463
Metformin HclMetformin Hcl16650
AzithromycinAzithromycin15381
FamotidineFamotidine13845
Albuterol Sulfate HfaAlbuterol Sulfate13554
Tamsulosin HclTamsulosin Hcl12943
Metoprolol TartrateMetoprolol Tartrate12836
EliquisApixaban12219
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11829
SimvastatinSimvastatin11832
Pravastatin SodiumPravastatin Sodium11228
Trazodone HclTrazodone Hcl11038
Montelukast SodiumMontelukast Sodium10334
FurosemideFurosemide10230
Potassium ChloridePotassium Chloride10032
Pantoprazole SodiumPantoprazole Sodium9726
Atorvastatin CalciumAtorvastatin Calcium9626
Tramadol HclTramadol Hcl9022
Doxycycline HyclateDoxycycline Hyclate8665
MeloxicamMeloxicam8530
HydrochlorothiazideHydrochlorothiazide8027
AllopurinolAllopurinol7722
AtenololAtenolol7623
Metoprolol SuccinateMetoprolol Succinate7522
ClopidogrelClopidogrel Bisulfate7122
GlipizideGlipizide6417
Rosuvastatin CalciumRosuvastatin Calcium6322
Escitalopram OxalateEscitalopram Oxalate6218
LorazepamLorazepam60suppressed
PrednisonePrednisone6046
Acetaminophen-CodeineAcetaminophen With Codeine5714
AmoxicillinAmoxicillin4935
MupirocinMupirocin4936
ClonazepamClonazepam48suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid4817
JardianceEmpagliflozin47suppressed
Sertraline HclSertraline Hcl4716
MirtazapineMirtazapine4622
FinasterideFinasteride4513
Fluticasone PropionateFluticasone Propionate4516
Zolpidem TartrateZolpidem Tartrate45suppressed
Ciprofloxacin HclCiprofloxacin Hcl4434
Alendronate SodiumAlendronate Sodium4311
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav4128
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen4111
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine37suppressed
Cyanocobalamin InjectionCyanocobalamin (Vitamin B-12)36suppressed
PregabalinPregabalin36suppressed
TrulicityDulaglutide36suppressed
Citalopram HbrCitalopram Hydrobromide35suppressed
Duloxetine HclDuloxetine Hcl35suppressed
Tizanidine HclTizanidine Hcl34suppressed
Folic AcidFolic Acid3315
Meclizine HclMeclizine Hcl3311
GlimepirideGlimepiride31suppressed
GemfibrozilGemfibrozil30suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog30suppressed
Ondansetron HclOndansetron Hcl3023
DiazepamDiazepam29suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2812
SpironolactoneSpironolactone28suppressed
Atenolol-ChlorthalidoneAtenolol/Chlorthalidone27suppressed
CarvedilolCarvedilol27suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide27suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2521
Amitriptyline HclAmitriptyline Hcl23suppressed
MethylprednisoloneMethylprednisolone2319
ValsartanValsartan22suppressed
Enalapril MaleateEnalapril Maleate21suppressed
CephalexinCephalexin2015
TrimethoprimTrimethoprim20suppressed
IbuprofenIbuprofen1911
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide19suppressed
Promethazine HclPromethazine Hcl19suppressed
Warfarin SodiumWarfarin Sodium19suppressed
Cyproheptadine HclCyproheptadine Hcl18suppressed
SynthroidLevothyroxine Sodium18suppressed
Venlafaxine Hcl ErVenlafaxine Hcl18suppressed
ColchicineColchicine17suppressed
FenofibrateFenofibrate Nanocrystallized16suppressed
Paroxetine HclParoxetine Hcl16suppressed
Ropinirole HclRopinirole Hcl16suppressed
Azelastine HclAzelastine Hcl15suppressed
Clonidine HclClonidine Hcl15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
LevetiracetamLevetiracetam15suppressed
Pentazocine-Naloxone HclPentazocine Hcl/Naloxone Hcl15suppressed
Buspirone HclBuspirone Hcl14suppressed
CelecoxibCelecoxib14suppressed
FluconazoleFluconazole14suppressed
Pioglitazone HclPioglitazone Hcl14suppressed
Terazosin HclTerazosin Hcl14suppressed
BrilintaTicagrelor13suppressed
Clorazepate DipotassiumClorazepate Dipotassium13suppressed
Donepezil HclDonepezil Hcl13suppressed
LinzessLinaclotide13suppressed
Sumatriptan SuccinateSumatriptan Succinate13suppressed
Amiodarone HclAmiodarone Hcl12suppressed
Colestipol HclColestipol Hcl12suppressed
MyrbetriqMirabegron12suppressed
NystatinNystatin12suppressed
Bupropion XlBupropion Hcl11suppressed
Metoclopramide HclMetoclopramide Hcl11suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended11suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error