Healthcare provider profile · identity verified

Andrew Michael Dunn, D.O

Family Practice · NEENAH, WI · NPI 1093078420

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 Calcium17880
LisinoprilLisinopril15057
OmeprazoleOmeprazole12144
Amlodipine BesylateAmlodipine Besylate11149
GabapentinGabapentin8634
Levothyroxine SodiumLevothyroxine Sodium8130
Metoprolol SuccinateMetoprolol Succinate7327
Albuterol Sulfate HfaAlbuterol Sulfate6325
Pantoprazole SodiumPantoprazole Sodium6327
Rosuvastatin CalciumRosuvastatin Calcium6129
EliquisApixaban5413
Losartan PotassiumLosartan Potassium5328
FurosemideFurosemide5223
PrednisonePrednisone4438
JardianceEmpagliflozin4117
Potassium ChloridePotassium Chloride4117
Quetiapine FumarateQuetiapine Fumarate41suppressed
Tramadol HclTramadol Hcl4111
Trazodone HclTrazodone Hcl4118
Fluticasone PropionateFluticasone Propionate4016
Metformin HclMetformin Hcl4014
Sertraline HclSertraline Hcl4015
Metoprolol TartrateMetoprolol Tartrate3917
Escitalopram OxalateEscitalopram Oxalate3412
BaclofenBaclofen3316
ClonazepamClonazepam3312
Metformin Hcl ErMetformin Hcl3315
HydrochlorothiazideHydrochlorothiazide3116
Tizanidine HclTizanidine Hcl3113
Tamsulosin HclTamsulosin Hcl3014
ClopidogrelClopidogrel Bisulfate2711
OzempicSemaglutide27suppressed
Hydroxyzine HclHydroxyzine Hcl26suppressed
MirtazapineMirtazapine26suppressed
AlprazolamAlprazolam25suppressed
Ropinirole HclRopinirole Hcl25suppressed
Fluoxetine HclFluoxetine Hcl24suppressed
SimvastatinSimvastatin2414
SucralfateSucralfate23suppressed
AzithromycinAzithromycin2219
Varenicline TartrateVarenicline Tartrate22suppressed
Alendronate SodiumAlendronate Sodium2112
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen2113
Pravastatin SodiumPravastatin Sodium21suppressed
SpironolactoneSpironolactone21suppressed
Oxycodone HclOxycodone Hcl20suppressed
Warfarin SodiumWarfarin Sodium20suppressed
Acetaminophen-CodeineAcetaminophen With Codeine19suppressed
CephalexinCephalexin1919
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1817
Promethazine HclPromethazine Hcl18suppressed
Bupropion XlBupropion Hcl17suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl17suppressed
Donepezil HclDonepezil Hcl17suppressed
Glipizide ErGlipizide17suppressed
Bupropion Hcl SrBupropion Hcl16suppressed
CarvedilolCarvedilol16suppressed
FamotidineFamotidine16suppressed
MyrbetriqMirabegron16suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1614
Montelukast SodiumMontelukast Sodium15suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide14suppressed
Naltrexone HclNaltrexone Hcl14suppressed
AripiprazoleAripiprazole13suppressed
EszopicloneEszopiclone13suppressed
GlyburideGlyburide13suppressed
Metoclopramide HclMetoclopramide Hcl13suppressed
AllopurinolAllopurinol12suppressed
Ciprofloxacin HclCiprofloxacin Hcl1211
GlipizideGlipizide12suppressed
LevetiracetamLevetiracetam12suppressed
MeloxicamMeloxicam12suppressed
Ondansetron OdtOndansetron12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
Potassium Citrate ErPotassium Citrate12suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim12suppressed
Venlafaxine Hcl ErVenlafaxine Hcl12suppressed
CelecoxibCelecoxib11suppressed
PregabalinPregabalin11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed

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