Healthcare provider profile · identity verified

Chad M Thurman, MD

Family Practice · ONALASKA, WI · NPI 1801890660

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
AbrysvoRsv Vacc, Pref A And Pref B/Pf711709
Atorvastatin CalciumAtorvastatin Calcium561153
LisinoprilLisinopril20657
Tamsulosin HclTamsulosin Hcl17045
Metoprolol SuccinateMetoprolol Succinate16751
Metformin Hcl ErMetformin Hcl16446
Amlodipine BesylateAmlodipine Besylate13038
Levothyroxine SodiumLevothyroxine Sodium13032
OmeprazoleOmeprazole10425
Sertraline HclSertraline Hcl10327
TrulicityDulaglutide9616
FurosemideFurosemide9532
FamotidineFamotidine9423
Fluticasone PropionateFluticasone Propionate8920
ValsartanValsartan8924
EliquisApixaban8521
HydrochlorothiazideHydrochlorothiazide8124
Rosuvastatin CalciumRosuvastatin Calcium7423
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide7117
Tramadol HclTramadol Hcl7114
Albuterol Sulfate HfaAlbuterol Sulfate6720
Escitalopram OxalateEscitalopram Oxalate6715
Venlafaxine Hcl ErVenlafaxine Hcl6611
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide6314
GabapentinGabapentin5817
SimvastatinSimvastatin5514
Warfarin SodiumWarfarin Sodium5512
PregabalinPregabalin5115
Metoprolol TartrateMetoprolol Tartrate4912
JardianceEmpagliflozin45suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide4312
Pantoprazole SodiumPantoprazole Sodium3913
Losartan PotassiumLosartan Potassium3812
Acetaminophen-CodeineAcetaminophen With Codeine35suppressed
AllopurinolAllopurinol35suppressed
LovastatinLovastatin35suppressed
Pravastatin SodiumPravastatin Sodium3512
LamotrigineLamotrigine34suppressed
Hydroxyzine HclHydroxyzine Hcl31suppressed
Potassium ChloridePotassium Chloride31suppressed
SpironolactoneSpironolactone31suppressed
Propranolol HclPropranolol Hcl30suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate29suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium28suppressed
Trazodone HclTrazodone Hcl28suppressed
Felodipine ErFelodipine27suppressed
NaproxenNaproxen2622
NitroglycerinNitroglycerin2614
Pramipexole DihydrochloridePramipexole Di-Hcl24suppressed
MirtazapineMirtazapine23suppressed
Hydralazine HclHydralazine Hcl22suppressed
Alendronate SodiumAlendronate Sodium21suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol21suppressed
AmoxicillinAmoxicillin20suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2014
Doxazosin MesylateDoxazosin Mesylate19suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1918
Fluoxetine HclFluoxetine Hcl18suppressed
PrednisonePrednisone1816
Zolpidem TartrateZolpidem Tartrate18suppressed
AlprazolamAlprazolam17suppressed
ClopidogrelClopidogrel Bisulfate17suppressed
EpinephrineEpinephrine17suppressed
FinasterideFinasteride17suppressed
Fluticasone Propionate HfaFluticasone Propionate17suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn17suppressed
Labetalol HclLabetalol Hcl17suppressed
AcyclovirAcyclovir15suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen15suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic14suppressed
PrimidonePrimidone14suppressed
SynthroidLevothyroxine Sodium14suppressed
GemfibrozilGemfibrozil13suppressed
MetolazoneMetolazone13suppressed
TopiramateTopiramate13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12suppressed
NystatinNystatin12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
Ventolin HfaAlbuterol Sulfate12suppressed

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