Healthcare provider profile · identity verified

William S. Tiede, M.D.

Internal Medicine · WAYZATA, MN · NPI 1528045408

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 Calcium977285
Amlodipine BesylateAmlodipine Besylate725214
LisinoprilLisinopril549165
SimvastatinSimvastatin478128
Metoprolol SuccinateMetoprolol Succinate402115
Tamsulosin HclTamsulosin Hcl391120
Losartan PotassiumLosartan Potassium389110
OmeprazoleOmeprazole387110
Levothyroxine SodiumLevothyroxine Sodium377101
HydrochlorothiazideHydrochlorothiazide21065
AllopurinolAllopurinol18347
AtenololAtenolol18353
Rosuvastatin CalciumRosuvastatin Calcium17951
Metformin HclMetformin Hcl16545
Glipizide ErGlipizide15941
EliquisApixaban11733
Pravastatin SodiumPravastatin Sodium11334
Warfarin SodiumWarfarin Sodium11228
Sertraline HclSertraline Hcl10933
Trazodone HclTrazodone Hcl10437
FurosemideFurosemide10332
Metformin Hcl ErMetformin Hcl9028
FinasterideFinasteride8125
XareltoRivaroxaban8124
GabapentinGabapentin8026
Zolpidem TartrateZolpidem Tartrate7819
Alendronate SodiumAlendronate Sodium6420
JardianceEmpagliflozin6121
Fluoxetine HclFluoxetine Hcl5415
Potassium ChloridePotassium Chloride5316
Pantoprazole SodiumPantoprazole Sodium5214
Metoprolol TartrateMetoprolol Tartrate5017
Alfuzosin Hcl ErAlfuzosin Hcl4915
EzetimibeEzetimibe4813
Citalopram HbrCitalopram Hydrobromide4712
MirtazapineMirtazapine4717
Donepezil HclDonepezil Hcl46suppressed
Fluticasone PropionateFluticasone Propionate4219
ChlorthalidoneChlorthalidone4113
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide41suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog37suppressed
AlprazolamAlprazolam35suppressed
SpironolactoneSpironolactone3512
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid35suppressed
Tramadol HclTramadol Hcl34suppressed
Propranolol HclPropranolol Hcl32suppressed
LevetiracetamLevetiracetam30suppressed
Klor-Con M20Potassium Chloride2911
OzempicSemaglutide29suppressed
PrednisonePrednisone2924
Escitalopram OxalateEscitalopram Oxalate28suppressed
PaxlovidNirmatrelvir/Ritonavir2727
AcyclovirAcyclovir2613
ClopidogrelClopidogrel Bisulfate24suppressed
FenofibrateFenofibrate24suppressed
TorsemideTorsemide23suppressed
Doxazosin MesylateDoxazosin Mesylate22suppressed
Doxycycline HyclateDoxycycline Hyclate2216
FamotidineFamotidine22suppressed
JanuviaSitagliptin Phosphate22suppressed
LoperamideLoperamide Hcl21suppressed
LorazepamLorazepam21suppressed
Sumatriptan SuccinateSumatriptan Succinate21suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2017
AmoxicillinAmoxicillin2013
Nano 2nd Gen Pen NeedlePen Needle, Diabetic20suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1916
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate18suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl18suppressed
Quetiapine FumarateQuetiapine Fumarate18suppressed
Atenolol-ChlorthalidoneAtenolol/Chlorthalidone17suppressed
Bupropion XlBupropion Hcl17suppressed
Terazosin HclTerazosin Hcl17suppressed
ClonazepamClonazepam16suppressed
GemfibrozilGemfibrozil16suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
GlipizideGlipizide15suppressed
MethylprednisoloneMethylprednisolone1511
Bupropion HclBupropion Hcl14suppressed
Fludrocortisone AcetateFludrocortisone Acetate14suppressed
LovastatinLovastatin14suppressed
Midodrine HclMidodrine Hcl14suppressed
Bupropion Hcl SrBupropion Hcl13suppressed
IrbesartanIrbesartan13suppressed
NitroglycerinNitroglycerin1311
Paroxetine HclParoxetine Hcl13suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl13suppressed
Amitriptyline HclAmitriptyline Hcl12suppressed
CarvedilolCarvedilol12suppressed
IndapamideIndapamide12suppressed
PradaxaDabigatran Etexilate Mesylate12suppressed
Ventolin HfaAlbuterol Sulfate12suppressed
ColchicineColchicine11suppressed
Duloxetine HclDuloxetine Hcl11suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate11suppressed
RisperidoneRisperidone11suppressed
RivastigmineRivastigmine11suppressed
SynthroidLevothyroxine Sodium11suppressed
Ulticare Pen NeedlePen Needle, Diabetic11suppressed
ValacyclovirValacyclovir Hcl11suppressed

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