Healthcare provider profile · identity verified

Adam Armbruster, MD

Family Practice · SLEEPY EYE, MN · NPI 1033370077

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
Amlodipine BesylateAmlodipine Besylate32471
Rosuvastatin CalciumRosuvastatin Calcium32071
LisinoprilLisinopril26165
Atorvastatin CalciumAtorvastatin Calcium22848
Metoprolol SuccinateMetoprolol Succinate21049
Metformin Hcl ErMetformin Hcl18637
Tamsulosin HclTamsulosin Hcl17242
ShingrixVaricella-Zoster Ge/As01b/Pf13495
AbrysvoRsv Vacc, Pref A And Pref B/Pf133133
Levothyroxine SodiumLevothyroxine Sodium13124
OzempicSemaglutide11815
EliquisApixaban11219
OmeprazoleOmeprazole11126
Pantoprazole SodiumPantoprazole Sodium11120
Sertraline HclSertraline Hcl10515
HydrochlorothiazideHydrochlorothiazide10424
IrbesartanIrbesartan10427
Losartan PotassiumLosartan Potassium10022
MresviaRsv Vaccine, Pref, Mrna/Pf9191
GabapentinGabapentin8817
Warfarin SodiumWarfarin Sodium8212
FurosemideFurosemide8119
Donepezil HclDonepezil Hcl80suppressed
SpironolactoneSpironolactone7920
Potassium ChloridePotassium Chloride7515
ClopidogrelClopidogrel Bisulfate69suppressed
Albuterol Sulfate HfaAlbuterol Sulfate6211
Metoprolol TartrateMetoprolol Tartrate6212
Trazodone HclTrazodone Hcl6220
FinasterideFinasteride5611
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide54suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf4646
AllopurinolAllopurinol4612
Pravastatin SodiumPravastatin Sodium44suppressed
ChlorthalidoneChlorthalidone4213
Escitalopram OxalateEscitalopram Oxalate4212
SimvastatinSimvastatin40suppressed
JardianceEmpagliflozin38suppressed
Duloxetine HclDuloxetine Hcl37suppressed
TorsemideTorsemide37suppressed
Memantine HclMemantine Hcl35suppressed
Doxycycline HyclateDoxycycline Hyclate3425
EzetimibeEzetimibe33suppressed
CarvedilolCarvedilol31suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl30suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen3012
Isosorbide Mononitrate ErIsosorbide Mononitrate30suppressed
Memantine Hcl ErMemantine Hcl30suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr28suppressed
BaclofenBaclofen28suppressed
CephalexinCephalexin2817
PrednisonePrednisone2719
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog25suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog25suppressed
FarxigaDapagliflozin Propanediol24suppressed
MirtazapineMirtazapine24suppressed
Citalopram HbrCitalopram Hydrobromide23suppressed
JantovenWarfarin Sodium23suppressed
Triamcinolone AcetonideTriamcinolone Acetonide23suppressed
ValsartanValsartan23suppressed
Alendronate SodiumAlendronate Sodium22suppressed
CefdinirCefdinir2120
EntrestoSacubitril/Valsartan21suppressed
FamotidineFamotidine21suppressed
Bupropion XlBupropion Hcl20suppressed
LevetiracetamLevetiracetam20suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter20suppressed
Quetiapine FumarateQuetiapine Fumarate19suppressed
Glipizide ErGlipizide18suppressed
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate18suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1615
AzithromycinAzithromycin1616
ClonazepamClonazepam16suppressed
LorazepamLorazepam16suppressed
Ventolin HfaAlbuterol Sulfate16suppressed
Phenytoin Sodium ExtendedPhenytoin Sodium Extended14suppressed
RivastigmineRivastigmine Tartrate14suppressed
Insulin Aspart FlexpenInsulin Aspart13suppressed
MesalamineMesalamine13suppressed
Ropinirole HclRopinirole Hcl13suppressed
Sure Comfort Pen NeedlePen Needle, Diabetic13suppressed
BelsomraSuvorexant12suppressed
BicalutamideBicalutamide12suppressed
Bupropion Hcl SrBupropion Hcl12suppressed
GlipizideGlipizide12suppressed
MyrbetriqMirabegron12suppressed
Raloxifene HclRaloxifene Hcl12suppressed
SynthroidLevothyroxine Sodium12suppressed
AtenololAtenolol11suppressed
Brimonidine Tartrate-TimololBrimonidine Tartrate/Timolol11suppressed
Comfort Ez Pen NeedlePen Needle, Diabetic11suppressed

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