Healthcare provider profile · identity verified

Margo Walton

Nurse Practitioner · CALLAHAN, FL · NPI 1427476472

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
Atorvastatin CalciumAtorvastatin Calcium18881
LisinoprilLisinopril13251
Amlodipine BesylateAmlodipine Besylate12861
Levothyroxine SodiumLevothyroxine Sodium12845
OmeprazoleOmeprazole12646
GabapentinGabapentin9628
Losartan PotassiumLosartan Potassium9343
Albuterol Sulfate HfaAlbuterol Sulfate7225
Trazodone HclTrazodone Hcl6827
Zolpidem TartrateZolpidem Tartrate6811
Metoprolol SuccinateMetoprolol Succinate6029
FurosemideFurosemide5431
HydrochlorothiazideHydrochlorothiazide5325
Pantoprazole SodiumPantoprazole Sodium5324
Metformin Hcl ErMetformin Hcl5018
OzempicSemaglutide4913
Cyclobenzaprine HclCyclobenzaprine Hcl4813
Metformin HclMetformin Hcl4822
Tamsulosin HclTamsulosin Hcl4820
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride4724
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide4716
EliquisApixaban4416
SimvastatinSimvastatin4418
MeloxicamMeloxicam4213
Sertraline HclSertraline Hcl4220
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3932
CarvedilolCarvedilol3820
Escitalopram OxalateEscitalopram Oxalate3814
Tizanidine HclTizanidine Hcl3614
Ondansetron HclOndansetron Hcl3412
Citalopram HbrCitalopram Hydrobromide3314
AlprazolamAlprazolam32suppressed
Fluticasone PropionateFluticasone Propionate32suppressed
ClonazepamClonazepam31suppressed
EzetimibeEzetimibe2912
Buspirone HclBuspirone Hcl2811
Glipizide ErGlipizide2815
Pravastatin SodiumPravastatin Sodium2612
Lantus SolostarInsulin Glargine,hum.Rec.Anlog25suppressed
Venlafaxine Hcl ErVenlafaxine Hcl25suppressed
Fluoxetine HclFluoxetine Hcl24suppressed
HydrocortisoneHydrocortisone24suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide2413
Montelukast SodiumMontelukast Sodium24suppressed
PrednisonePrednisone2411
Hydroxyzine HclHydroxyzine Hcl2311
Paroxetine HclParoxetine Hcl23suppressed
CephalexinCephalexin2222
Bupropion XlBupropion Hcl21suppressed
Diclofenac SodiumDiclofenac Sodium21suppressed
FamotidineFamotidine2111
Metoprolol TartrateMetoprolol Tartrate21suppressed
Quetiapine FumarateQuetiapine Fumarate21suppressed
TrulicityDulaglutide21suppressed
AllopurinolAllopurinol20suppressed
JardianceEmpagliflozin2012
LorazepamLorazepam20suppressed
Potassium ChloridePotassium Chloride2014
Rosuvastatin CalciumRosuvastatin Calcium2011
AzithromycinAzithromycin1917
Novolin 70-30Insulin Nph Hum/Reg Insulin Hm19suppressed
Olmesartan MedoxomilOlmesartan Medoxomil19suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl19suppressed
Wixela InhubFluticasone Propion/Salmeterol19suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol17suppressed
GlipizideGlipizide16suppressed
IbuprofenIbuprofen16suppressed
JanuviaSitagliptin Phosphate16suppressed
NaproxenNaproxen16suppressed
Oxybutynin Chloride ErOxybutynin Chloride16suppressed
ValacyclovirValacyclovir Hcl16suppressed
AtenololAtenolol15suppressed
Duloxetine HclDuloxetine Hcl15suppressed
Benazepril HclBenazepril Hcl14suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide14suppressed
MirtazapineMirtazapine14suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter14suppressed
EstradiolEstradiol13suppressed
FenofibrateFenofibrate13suppressed
Hydralazine HclHydralazine Hcl13suppressed
LubiprostoneLubiprostone13suppressed
MounjaroTirzepatide13suppressed
Propranolol HclPropranolol Hcl13suppressed
SpironolactoneSpironolactone13suppressed
Warfarin SodiumWarfarin Sodium13suppressed
KetoconazoleKetoconazole12suppressed
Triamcinolone AcetonideTriamcinolone Acetonide12suppressed
BaclofenBaclofen11suppressed
ChlorthalidoneChlorthalidone11suppressed
FenofibrateFenofibrate Nanocrystallized11suppressed
IbuIbuprofen11suppressed
MupirocinMupirocin11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
Tramadol HclTramadol 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