Healthcare provider profile · identity verified

Maija L Duppong

Nurse Practitioner · FOSSTON, MN · NPI 1053555797

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 Calcium19143
LisinoprilLisinopril16041
OmeprazoleOmeprazole14427
Levothyroxine SodiumLevothyroxine Sodium11824
HydrochlorothiazideHydrochlorothiazide11626
GabapentinGabapentin11114
Losartan PotassiumLosartan Potassium10826
Metformin HclMetformin Hcl9115
Amlodipine BesylateAmlodipine Besylate8927
SimvastatinSimvastatin8721
Metoprolol SuccinateMetoprolol Succinate8016
FamotidineFamotidine6312
PrednisonePrednisone6046
JantovenWarfarin Sodium51suppressed
FurosemideFurosemide4511
Fluoxetine HclFluoxetine Hcl4213
Montelukast SodiumMontelukast Sodium42suppressed
JanuviaSitagliptin Phosphate37suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3611
ClopidogrelClopidogrel Bisulfate36suppressed
Donepezil HclDonepezil Hcl36suppressed
Ventolin HfaAlbuterol Sulfate34suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog33suppressed
Rosuvastatin CalciumRosuvastatin Calcium31suppressed
Ropinirole HclRopinirole Hcl30suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl27suppressed
Sertraline HclSertraline Hcl26suppressed
AzithromycinAzithromycin2525
EliquisApixaban25suppressed
Pantoprazole SodiumPantoprazole Sodium24suppressed
Tramadol HclTramadol Hcl24suppressed
SpironolactoneSpironolactone23suppressed
AtenololAtenolol22suppressed
LorazepamLorazepam22suppressed
Oxybutynin Chloride ErOxybutynin Chloride22suppressed
Tamsulosin HclTamsulosin Hcl22suppressed
KetoconazoleKetoconazole21suppressed
Doxycycline MonohydrateDoxycycline Monohydrate2016
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen20suppressed
Klor-Con M10Potassium Chloride20suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide20suppressed
Potassium ChloridePotassium Chloride20suppressed
IbuprofenIbuprofen19suppressed
Oxybutynin ChlorideOxybutynin Chloride19suppressed
Venlafaxine Hcl ErVenlafaxine Hcl19suppressed
CarvedilolCarvedilol18suppressed
CelecoxibCelecoxib18suppressed
CephalexinCephalexin1816
Metoprolol TartrateMetoprolol Tartrate18suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1715
AllopurinolAllopurinol16suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate16suppressed
Escitalopram OxalateEscitalopram Oxalate16suppressed
Quetiapine FumarateQuetiapine Fumarate16suppressed
Alendronate SodiumAlendronate Sodium15suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog15suppressed
Metformin Hcl ErMetformin Hcl15suppressed
Benztropine MesylateBenztropine Mesylate14suppressed
Memantine HclMemantine Hcl14suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen14suppressed
Paroxetine HclParoxetine Hcl14suppressed
TradjentaLinagliptin14suppressed
AmoxicillinAmoxicillin13suppressed
GlipizideGlipizide13suppressed
IndapamideIndapamide13suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1311
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
Estradiol-Norethindrone AcetatEstradiol/Norethindrone Acet12suppressed
Fluticasone PropionateFluticasone Propionate12suppressed
MesalamineMesalamine12suppressed
NaproxenNaproxen12suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended12suppressed
Spiriva HandihalerTiotropium Bromide12suppressed
TopiramateTopiramate12suppressed
ValacyclovirValacyclovir Hcl12suppressed
Carbamazepine ErCarbamazepine11suppressed
FinasterideFinasteride11suppressed
GemtesaVibegron11suppressed
Ipratropium BromideIpratropium Bromide11suppressed
LantusInsulin Glargine,hum.Rec.Anlog11suppressed
PrimidonePrimidone11suppressed
Tolterodine Tartrate ErTolterodine Tartrate11suppressed
Trazodone HclTrazodone Hcl11suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter11suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic11suppressed

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