Healthcare provider profile · identity verified

Michael E Duperret, MD

Family Practice · TUCSON, AZ · NPI 1366538472

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
Levothyroxine SodiumLevothyroxine Sodium474128
Losartan PotassiumLosartan Potassium32088
Rosuvastatin CalciumRosuvastatin Calcium21461
Amlodipine BesylateAmlodipine Besylate19763
Atorvastatin CalciumAtorvastatin Calcium16447
Escitalopram OxalateEscitalopram Oxalate14739
Pantoprazole SodiumPantoprazole Sodium13646
GabapentinGabapentin13045
LisinoprilLisinopril12038
HydrochlorothiazideHydrochlorothiazide11630
Metoprolol SuccinateMetoprolol Succinate11333
Metformin HclMetformin Hcl10931
Albuterol Sulfate HfaAlbuterol Sulfate10459
Tamsulosin HclTamsulosin Hcl9632
Montelukast SodiumMontelukast Sodium9530
AzithromycinAzithromycin9172
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide9126
Zolpidem TartrateZolpidem Tartrate8226
SimvastatinSimvastatin7619
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav7461
Alendronate SodiumAlendronate Sodium7222
MethylprednisoloneMethylprednisolone6651
AllopurinolAllopurinol6519
FurosemideFurosemide5718
Liothyronine SodiumLiothyronine Sodium5515
Trazodone HclTrazodone Hcl5418
Cyclobenzaprine HclCyclobenzaprine Hcl5220
Fluoxetine HclFluoxetine Hcl5215
Potassium ChloridePotassium Chloride5021
Metoprolol TartrateMetoprolol Tartrate4913
FinasterideFinasteride4814
AtenololAtenolol4412
OmeprazoleOmeprazole4416
Fluticasone-SalmeterolFluticasone Propion/Salmeterol4313
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid4315
CarvedilolCarvedilol4113
Citalopram HbrCitalopram Hydrobromide4112
OzempicSemaglutide41suppressed
SynthroidLevothyroxine Sodium41suppressed
Clonidine HclClonidine Hcl4011
Triamcinolone AcetonideTriamcinolone Acetonide4019
Fluticasone PropionateFluticasone Propionate3917
EliquisApixaban3811
AlprazolamAlprazolam3716
Bupropion XlBupropion Hcl36suppressed
Hydralazine HclHydralazine Hcl3613
Donepezil HclDonepezil Hcl3511
PaxlovidNirmatrelvir/Ritonavir3535
Pravastatin SodiumPravastatin Sodium3411
ClopidogrelClopidogrel Bisulfate33suppressed
Duloxetine HclDuloxetine Hcl33suppressed
Warfarin SodiumWarfarin Sodium33suppressed
Pioglitazone HclPioglitazone Hcl32suppressed
Tramadol HclTramadol Hcl31suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2822
Wixela InhubFluticasone Propion/Salmeterol2815
Nebivolol HclNebivolol Hcl26suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl26suppressed
Bupropion Hcl SrBupropion Hcl25suppressed
CephalexinCephalexin2518
PrednisonePrednisone2514
XareltoRivaroxaban25suppressed
FamotidineFamotidine24suppressed
SpironolactoneSpironolactone24suppressed
MeloxicamMeloxicam2314
TemazepamTemazepam23suppressed
EstradiolEstradiol22suppressed
HydrocortisoneHydrocortisone2211
Amitriptyline HclAmitriptyline Hcl21suppressed
CefdinirCefdinir2115
EzetimibeEzetimibe21suppressed
FluconazoleFluconazole21suppressed
Olmesartan MedoxomilOlmesartan Medoxomil21suppressed
Propranolol HclPropranolol Hcl21suppressed
AcyclovirAcyclovir19suppressed
MethimazoleMethimazole19suppressed
CelecoxibCelecoxib18suppressed
Ciprofloxacin HclCiprofloxacin Hcl1813
Ventolin HfaAlbuterol Sulfate18suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine17suppressed
LevetiracetamLevetiracetam17suppressed
LorazepamLorazepam17suppressed
MirtazapineMirtazapine17suppressed
MounjaroTirzepatide17suppressed
NystatinNystatin1712
Ondansetron OdtOndansetron1714
PhenobarbitalPhenobarbital17suppressed
Sertraline HclSertraline Hcl17suppressed
Dicyclomine HclDicyclomine Hcl16suppressed
PregabalinPregabalin15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl14suppressed
Humulin NInsulin Nph Human Isophane14suppressed
LovastatinLovastatin14suppressed
Meclizine HclMeclizine Hcl1412
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1413
CarbamazepineCarbamazepine13suppressed
Diclofenac SodiumDiclofenac Sodium13suppressed
Paroxetine HclParoxetine Hcl13suppressed
ValsartanValsartan13suppressed
ClonazepamClonazepam12suppressed
Oxycodone HclOxycodone Hcl12suppressed
RybelsusSemaglutide12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11suppressed
Ropinirole HclRopinirole Hcl11suppressed
SucralfateSucralfate11suppressed
Verapamil ErVerapamil 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