Healthcare provider profile · identity verified

Corey A Piper, APRN

Nurse Practitioner · FREMONT, NH · NPI 1205933983

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
EliquisApixaban31137
Atorvastatin CalciumAtorvastatin Calcium30450
FurosemideFurosemide27654
Levothyroxine SodiumLevothyroxine Sodium26345
Amlodipine BesylateAmlodipine Besylate23043
Trazodone HclTrazodone Hcl18739
Pantoprazole SodiumPantoprazole Sodium17921
Losartan PotassiumLosartan Potassium17321
Metoprolol SuccinateMetoprolol Succinate16929
GabapentinGabapentin13929
Donepezil HclDonepezil Hcl13319
FamotidineFamotidine13117
Tamsulosin HclTamsulosin Hcl12620
LisinoprilLisinopril12125
Potassium ChloridePotassium Chloride12125
PrednisonePrednisone12035
Metoprolol TartrateMetoprolol Tartrate9820
LorazepamLorazepam9626
MirtazapineMirtazapine9327
Sertraline HclSertraline Hcl9321
Citalopram HbrCitalopram Hydrobromide8915
Quetiapine FumarateQuetiapine Fumarate8722
OmeprazoleOmeprazole8215
ClopidogrelClopidogrel Bisulfate7813
Tramadol HclTramadol Hcl7822
SimvastatinSimvastatin71suppressed
Escitalopram OxalateEscitalopram Oxalate6811
NystatinNystatin6025
Memantine HclMemantine Hcl56suppressed
Rosuvastatin CalciumRosuvastatin Calcium56suppressed
AllopurinolAllopurinol55suppressed
SpironolactoneSpironolactone5211
CarvedilolCarvedilol50suppressed
MyrbetriqMirabegron50suppressed
Oxycodone HclOxycodone Hcl49suppressed
Ciprofloxacin HclCiprofloxacin Hcl4729
OlanzapineOlanzapine47suppressed
Duloxetine HclDuloxetine Hcl45suppressed
FentanylFentanyl45suppressed
HydrochlorothiazideHydrochlorothiazide45suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst4428
LevetiracetamLevetiracetam41suppressed
Carbidopa-LevodopaCarbidopa/Levodopa39suppressed
CephalexinCephalexin3618
Paroxetine HclParoxetine Hcl36suppressed
Albuterol SulfateAlbuterol Sulfate3514
Buspirone HclBuspirone Hcl35suppressed
LatanoprostLatanoprost35suppressed
Midodrine HclMidodrine Hcl35suppressed
Ondansetron HclOndansetron Hcl3426
Atropine SulfateAtropine Sulfate3319
ClonazepamClonazepam33suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc32suppressed
AtenololAtenolol31suppressed
Morphine SulfateMorphine Sulfate3019
NitrofurantoinNitrofurantoin Macrocrystal30suppressed
XareltoRivaroxaban30suppressed
Warfarin SodiumWarfarin Sodium29suppressed
Fluticasone PropionateFluticasone Propionate2811
Amiodarone HclAmiodarone Hcl27suppressed
Timolol MaleateTimolol Maleate27suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip25suppressed
Metformin Hcl ErMetformin Hcl25suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate24suppressed
Oxybutynin ChlorideOxybutynin Chloride24suppressed
FinasterideFinasteride23suppressed
FluconazoleFluconazole2313
OxycontinOxycodone Hcl23suppressed
RisperidoneRisperidone23suppressed
AbrysvoRsv Vacc, Pref A And Pref B/Pf2121
Chlorhexidine GluconateChlorhexidine Gluconate21suppressed
DiazepamDiazepam21suppressed
Divalproex SodiumDivalproex Sodium21suppressed
Metformin HclMetformin Hcl21suppressed
Methenamine HippurateMethenamine Hippurate21suppressed
NuplazidPimavanserin Tartrate21suppressed
Pravastatin SodiumPravastatin Sodium21suppressed
BaclofenBaclofen20suppressed
DesoximetasoneDesoximetasone20suppressed
Montelukast SodiumMontelukast Sodium20suppressed
NyamycNystatin2011
AlprazolamAlprazolam19suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog19suppressed
Doxycycline HyclateDoxycycline Hyclate1917
JardianceEmpagliflozin19suppressed
MetolazoneMetolazone19suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended18suppressed
TorsemideTorsemide18suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium17suppressed
Hydralazine HclHydralazine Hcl17suppressed
IrbesartanIrbesartan17suppressed
Ropinirole HclRopinirole Hcl17suppressed
ClotrimazoleClotrimazole16suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl16suppressed
Dorzolamide HclDorzolamide Hcl16suppressed
HaloperidolHaloperidol16suppressed
LactuloseLactulose16suppressed
Oxybutynin Chloride ErOxybutynin Chloride16suppressed
PhenobarbitalPhenobarbital16suppressed
TravoprostTravoprost16suppressed
Albuterol Sulfate HfaAlbuterol Sulfate15suppressed
Dorzolamide-TimololDorzolamide/Timolol/Pf15suppressed
Fluoxetine HclFluoxetine Hcl15suppressed
GlipizideGlipizide15suppressed
Meclizine HclMeclizine Hcl15suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl15suppressed
TemazepamTemazepam15suppressed
Verapamil ErVerapamil Hcl15suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate14suppressed
LansoprazoleLansoprazole14suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog14suppressed
PrimidonePrimidone14suppressed
CeftriaxoneCeftriaxone Sodium13suppressed
DigoxinDigoxin13suppressed
KetoconazoleKetoconazole13suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen13suppressed
Terazosin HclTerazosin Hcl13suppressed
Tolterodine TartrateTolterodine Tartrate13suppressed
Bacitracin-PolymyxinBacitracin/Polymyxin B Sulfate12suppressed
CreonLipase/Protease/Amylase12suppressed
Fludrocortisone AcetateFludrocortisone Acetate12suppressed
Haloperidol LactateHaloperidol Lactate12suppressed
Hydromorphone HclHydromorphone Hcl12suppressed
Incruse ElliptaUmeclidinium Bromide12suppressed
JantovenWarfarin Sodium12suppressed
LovastatinLovastatin12suppressed
SotalolSotalol Hcl12suppressed
Spiriva RespimatTiotropium Bromide12suppressed
TopiramateTopiramate12suppressed
Bisoprolol FumarateBisoprolol Fumarate11suppressed
LamotrigineLamotrigine11suppressed
Lidocaine HclLidocaine Hcl11suppressed
Rasagiline MesylateRasagiline Mesylate11suppressed

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