Healthcare provider profile · identity verified

Trevor John Diercks, DO

Family Practice · TWO HARBORS, MN · NPI 1952864076

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 Calcium26183
LisinoprilLisinopril17251
Amlodipine BesylateAmlodipine Besylate16550
Losartan PotassiumLosartan Potassium15954
GabapentinGabapentin12933
Metoprolol SuccinateMetoprolol Succinate11537
OmeprazoleOmeprazole11335
Rosuvastatin CalciumRosuvastatin Calcium11138
Tamsulosin HclTamsulosin Hcl10633
Tramadol HclTramadol Hcl9217
FurosemideFurosemide9037
SimvastatinSimvastatin8927
Levothyroxine SodiumLevothyroxine Sodium8025
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen7421
HydrochlorothiazideHydrochlorothiazide7326
Metoprolol TartrateMetoprolol Tartrate7324
Metformin Hcl ErMetformin Hcl7026
MirtazapineMirtazapine62suppressed
PrednisonePrednisone6026
Trazodone HclTrazodone Hcl5813
Pantoprazole SodiumPantoprazole Sodium5618
Warfarin SodiumWarfarin Sodium5515
Sertraline HclSertraline Hcl5419
Donepezil HclDonepezil Hcl5311
ClopidogrelClopidogrel Bisulfate5014
FinasterideFinasteride4614
JardianceEmpagliflozin4311
Metformin HclMetformin Hcl4317
EliquisApixaban4218
LorazepamLorazepam4216
CarvedilolCarvedilol41suppressed
ClonazepamClonazepam41suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog41suppressed
Citalopram HbrCitalopram Hydrobromide4011
PregabalinPregabalin39suppressed
Potassium ChloridePotassium Chloride3617
OzempicSemaglutide35suppressed
Quetiapine FumarateQuetiapine Fumarate34suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide30suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2923
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr27suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2620
Trelegy ElliptaFluticasone/Umeclidin/Vilanter26suppressed
Fluticasone PropionateFluticasone Propionate2515
Cyclobenzaprine HclCyclobenzaprine Hcl2415
Oxycodone HclOxycodone Hcl24suppressed
Doxycycline HyclateDoxycycline Hyclate2320
JanuviaSitagliptin Phosphate22suppressed
Paroxetine HclParoxetine Hcl22suppressed
Duloxetine HclDuloxetine Hcl2112
FamotidineFamotidine21suppressed
Glipizide ErGlipizide21suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide21suppressed
Ropinirole HclRopinirole Hcl21suppressed
Tresiba Flextouch U-200Insulin Degludec21suppressed
Zolpidem TartrateZolpidem Tartrate21suppressed
AllopurinolAllopurinol20suppressed
KetoconazoleKetoconazole20suppressed
LevetiracetamLevetiracetam20suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2015
Ventolin HfaAlbuterol Sulfate20suppressed
Alendronate SodiumAlendronate Sodium19suppressed
DilantinPhenytoin Sodium Extended19suppressed
Escitalopram OxalateEscitalopram Oxalate19suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Tizanidine HclTizanidine Hcl19suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1817
Phenytoin Sodium ExtendedPhenytoin Sodium Extended18suppressed
Sumatriptan SuccinateSumatriptan Succinate18suppressed
Hydroxyzine HclHydroxyzine Hcl17suppressed
XareltoRivaroxaban17suppressed
Bupropion XlBupropion Hcl16suppressed
FarxigaDapagliflozin Propanediol16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
AmoxicillinAmoxicillin15suppressed
NitroglycerinNitroglycerin15suppressed
MyrbetriqMirabegron14suppressed
NifedipineNifedipine14suppressed
OlanzapineOlanzapine14suppressed
AlprazolamAlprazolam13suppressed
ChlorthalidoneChlorthalidone13suppressed
Humalog Kwikpen U-100Insulin Lispro13suppressed
Pioglitazone HclPioglitazone Hcl13suppressed
Azelastine HclAzelastine Hcl12suppressed
BaclofenBaclofen12suppressed
Potassium Citrate ErPotassium Citrate12suppressed
RamiprilRamipril12suppressed
Amitriptyline HclAmitriptyline Hcl11suppressed
AripiprazoleAripiprazole11suppressed
Bevespi AerosphereGlycopyrrolate/Formoterol Fum11suppressed
Enalapril MaleateEnalapril Maleate11suppressed
Fluoxetine HclFluoxetine Hcl11suppressed
LidocaineLidocaine11suppressed
LovastatinLovastatin11suppressed
Morphine Sulfate ErMorphine Sulfate11suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen11suppressed

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