Healthcare provider profile · identity verified

Thomas Steigerwald, MD

Family Practice · SUSSEX, WI · NPI 1114375730

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 Calcium462184
Amlodipine BesylateAmlodipine Besylate304107
Losartan PotassiumLosartan Potassium21067
LisinoprilLisinopril17763
Metoprolol SuccinateMetoprolol Succinate15751
OzempicSemaglutide15628
Rosuvastatin CalciumRosuvastatin Calcium14052
Levothyroxine SodiumLevothyroxine Sodium12743
OmeprazoleOmeprazole12438
Metformin Hcl ErMetformin Hcl11550
Tamsulosin HclTamsulosin Hcl10734
HydrochlorothiazideHydrochlorothiazide10141
FurosemideFurosemide9437
SimvastatinSimvastatin8335
Metformin HclMetformin Hcl8227
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide7822
Pantoprazole SodiumPantoprazole Sodium7834
TrulicityDulaglutide7818
ShingrixVaricella-Zoster Ge/As01b/Pf7364
Duloxetine HclDuloxetine Hcl7215
EzetimibeEzetimibe6725
AllopurinolAllopurinol6322
Fluticasone PropionateFluticasone Propionate6225
Tramadol HclTramadol Hcl6217
Potassium ChloridePotassium Chloride6121
JardianceEmpagliflozin6013
Pravastatin SodiumPravastatin Sodium6026
MounjaroTirzepatide59suppressed
Terazosin HclTerazosin Hcl5923
Montelukast SodiumMontelukast Sodium5616
Cyclobenzaprine HclCyclobenzaprine Hcl5419
GabapentinGabapentin5216
Albuterol Sulfate HfaAlbuterol Sulfate4720
EliquisApixaban4715
Tizanidine HclTizanidine Hcl4616
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4514
Oxycodone HclOxycodone Hcl43suppressed
Trazodone HclTrazodone Hcl4315
Naltrexone HclNaltrexone Hcl4116
Bupropion Hcl SrBupropion Hcl4017
AbrysvoRsv Vacc, Pref A And Pref B/Pf3939
CarvedilolCarvedilol3912
Metoprolol TartrateMetoprolol Tartrate3918
Glipizide ErGlipizide3811
PregabalinPregabalin38suppressed
TopiramateTopiramate34suppressed
JanuviaSitagliptin Phosphate33suppressed
Sertraline HclSertraline Hcl3316
ClopidogrelClopidogrel Bisulfate3113
Olmesartan MedoxomilOlmesartan Medoxomil3115
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3014
SpironolactoneSpironolactone3012
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid2916
Escitalopram OxalateEscitalopram Oxalate2813
Doxazosin MesylateDoxazosin Mesylate26suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog26suppressed
ValsartanValsartan2520
MeloxicamMeloxicam2411
AtenololAtenolol22suppressed
XareltoRivaroxaban22suppressed
Buspirone HclBuspirone Hcl21suppressed
Zolpidem TartrateZolpidem Tartrate21suppressed
Boostrix TdapDiphth,pertuss(Acell),tet Vac2020
Diclofenac SodiumDiclofenac Sodium20suppressed
Quetiapine FumarateQuetiapine Fumarate20suppressed
ChlorthalidoneChlorthalidone19suppressed
Hydralazine HclHydralazine Hcl19suppressed
Citalopram HbrCitalopram Hydrobromide18suppressed
LamotrigineLamotrigine18suppressed
SymbicortBudesonide/Formoterol Fumarate18suppressed
Clonidine HclClonidine Hcl17suppressed
GlipizideGlipizide17suppressed
Triamcinolone AcetonideTriamcinolone Acetonide17suppressed
Alendronate SodiumAlendronate Sodium16suppressed
FinasterideFinasteride16suppressed
Fosinopril SodiumFosinopril Sodium16suppressed
GlimepirideGlimepiride16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
Warfarin SodiumWarfarin Sodium16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
LovastatinLovastatin15suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen15suppressed
ValacyclovirValacyclovir Hcl15suppressed
IrbesartanIrbesartan1411
AmoxicillinAmoxicillin13suppressed
Combivent RespimatIpratropium/Albuterol Sulfate13suppressed
Folic AcidFolic Acid13suppressed
Hydroxyzine HclHydroxyzine Hcl13suppressed
Lithium Carbonate ErLithium Carbonate13suppressed
Midodrine HclMidodrine Hcl13suppressed
Ondansetron OdtOndansetron13suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog12suppressed
Bupropion XlBupropion Hcl12suppressed
Dicyclomine HclDicyclomine Hcl12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
Morphine Sulfate ErMorphine Sulfate12suppressed
Benazepril HclBenazepril Hcl11suppressed
FenofibrateFenofibrate11suppressed
MyrbetriqMirabegron11suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide11suppressed
Spiriva RespimatTiotropium Bromide11suppressed

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