Healthcare provider profile · identity verified

Derek A Hupp

Internal Medicine · LA CROSSE, WI · NPI 1033606215

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 Calcium363108
Amlodipine BesylateAmlodipine Besylate17551
LisinoprilLisinopril16148
OmeprazoleOmeprazole14852
Levothyroxine SodiumLevothyroxine Sodium10722
Tamsulosin HclTamsulosin Hcl10330
Losartan PotassiumLosartan Potassium10135
Metoprolol SuccinateMetoprolol Succinate9933
EliquisApixaban8124
TrulicityDulaglutide7916
SimvastatinSimvastatin7220
Metoprolol TartrateMetoprolol Tartrate6420
HydrochlorothiazideHydrochlorothiazide5716
Duloxetine HclDuloxetine Hcl5516
FinasterideFinasteride5515
GabapentinGabapentin5520
AllopurinolAllopurinol5115
ChlorthalidoneChlorthalidone4816
Albuterol Sulfate HfaAlbuterol Sulfate4729
Fluticasone PropionateFluticasone Propionate4520
Metformin HclMetformin Hcl4012
Warfarin SodiumWarfarin Sodium39suppressed
FurosemideFurosemide3516
FamotidineFamotidine33suppressed
JardianceEmpagliflozin33suppressed
Rosuvastatin CalciumRosuvastatin Calcium3312
Sertraline HclSertraline Hcl33suppressed
Metformin Hcl ErMetformin Hcl3213
IrbesartanIrbesartan31suppressed
Tramadol HclTramadol Hcl3111
Trazodone HclTrazodone Hcl30suppressed
ValsartanValsartan30suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen29suppressed
Potassium ChloridePotassium Chloride2914
AlprazolamAlprazolam28suppressed
Fluoxetine HclFluoxetine Hcl28suppressed
SpironolactoneSpironolactone2711
Doxazosin MesylateDoxazosin Mesylate26suppressed
MirtazapineMirtazapine26suppressed
PregabalinPregabalin26suppressed
AmoxicillinAmoxicillin25suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl24suppressed
CarvedilolCarvedilol23suppressed
NitroglycerinNitroglycerin2314
FenofibrateFenofibrate22suppressed
Pantoprazole SodiumPantoprazole Sodium22suppressed
Hydroxyzine HclHydroxyzine Hcl21suppressed
Labetalol HclLabetalol Hcl21suppressed
FarxigaDapagliflozin Propanediol20suppressed
Zolpidem TartrateZolpidem Tartrate20suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
ClopidogrelClopidogrel Bisulfate19suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl19suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Memantine HclMemantine Hcl19suppressed
BumetanideBumetanide18suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn17suppressed
Pioglitazone HclPioglitazone Hcl17suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol16suppressed
LovastatinLovastatin16suppressed
Quetiapine FumarateQuetiapine Fumarate16suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1611
Montelukast SodiumMontelukast Sodium15suppressed
Oxybutynin Chloride ErOxybutynin Chloride15suppressed
Humira PenAdalimumab14suppressed
Pravastatin SodiumPravastatin Sodium14suppressed
Venlafaxine Hcl ErVenlafaxine Hcl14suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr13suppressed
Arnuity ElliptaFluticasone Furoate13suppressed
BaclofenBaclofen13suppressed
Clonidine HclClonidine Hcl13suppressed
Donepezil HclDonepezil Hcl13suppressed
Incruse ElliptaUmeclidinium Bromide13suppressed
Metoclopramide HclMetoclopramide Hcl13suppressed
Bupropion XlBupropion Hcl12suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
TemazepamTemazepam12suppressed
Valproic AcidValproic Acid (As Sodium Salt)12suppressed
AcyclovirAcyclovir11suppressed
Diclofenac SodiumDiclofenac Sodium11suppressed
KetoconazoleKetoconazole11suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11suppressed

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