Healthcare provider profile · identity verified

Todd Brian Wampler, MD

Family Practice · HELENA, MT · NPI 1134220767

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
Levothyroxine SodiumLevothyroxine Sodium18335
Losartan PotassiumLosartan Potassium16244
Amlodipine BesylateAmlodipine Besylate15237
Atorvastatin CalciumAtorvastatin Calcium13739
LisinoprilLisinopril12631
Metoprolol SuccinateMetoprolol Succinate9524
HydrochlorothiazideHydrochlorothiazide9324
Rosuvastatin CalciumRosuvastatin Calcium9022
OmeprazoleOmeprazole7620
AllopurinolAllopurinol7118
Duloxetine HclDuloxetine Hcl6711
FurosemideFurosemide6611
SimvastatinSimvastatin6616
EliquisApixaban58suppressed
Metformin Hcl ErMetformin Hcl5515
Tamsulosin HclTamsulosin Hcl5014
GlimepirideGlimepiride49suppressed
Donepezil HclDonepezil Hcl43suppressed
GabapentinGabapentin40suppressed
Metformin HclMetformin Hcl3911
Enalapril MaleateEnalapril Maleate38suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog38suppressed
Pravastatin SodiumPravastatin Sodium38suppressed
Tramadol HclTramadol Hcl38suppressed
Trazodone HclTrazodone Hcl38suppressed
MeloxicamMeloxicam37suppressed
Morphine Sulfate ErMorphine Sulfate37suppressed
Sertraline HclSertraline Hcl37suppressed
FarxigaDapagliflozin Propanediol35suppressed
OzempicSemaglutide35suppressed
SpironolactoneSpironolactone35suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen30suppressed
Potassium ChloridePotassium Chloride30suppressed
MirtazapineMirtazapine29suppressed
MounjaroTirzepatide28suppressed
Zolpidem TartrateZolpidem Tartrate27suppressed
ChlorthalidoneChlorthalidone26suppressed
Pantoprazole SodiumPantoprazole Sodium25suppressed
FinasterideFinasteride22suppressed
Trospium ChlorideTrospium Chloride22suppressed
XareltoRivaroxaban22suppressed
Alendronate SodiumAlendronate Sodium21suppressed
JardianceEmpagliflozin21suppressed
TrulicityDulaglutide21suppressed
Venlafaxine Hcl ErVenlafaxine Hcl20suppressed
CarvedilolCarvedilol19suppressed
Tresiba Flextouch U-100Insulin Degludec19suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic18suppressed
ClopidogrelClopidogrel Bisulfate17suppressed
ValacyclovirValacyclovir Hcl17suppressed
Warfarin SodiumWarfarin Sodium17suppressed
LorazepamLorazepam16suppressed
Metoprolol TartrateMetoprolol Tartrate16suppressed
Albuterol Sulfate HfaAlbuterol Sulfate15suppressed
InvokanaCanagliflozin15suppressed
Amiodarone HclAmiodarone Hcl14suppressed
CelecoxibCelecoxib14suppressed
Doxazosin MesylateDoxazosin Mesylate14suppressed
Doxycycline HyclateDoxycycline Hyclate14suppressed
FamotidineFamotidine14suppressed
Fluoxetine HclFluoxetine Hcl14suppressed
Montelukast SodiumMontelukast Sodium14suppressed
ClonazepamClonazepam13suppressed
FentanylFentanyl13suppressed
Novolog FlexpenInsulin Aspart13suppressed
IrbesartanIrbesartan12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
TopiramateTopiramate12suppressed
Fluticasone PropionateFluticasone Propionate11suppressed
Tresiba Flextouch U-200Insulin Degludec11suppressed

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