Healthcare provider profile · identity verified

Peter Berg, MD

Family Practice · RUSH CITY, MN · NPI 1285737106

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 Calcium637159
LisinoprilLisinopril432107
Metoprolol SuccinateMetoprolol Succinate30378
Amlodipine BesylateAmlodipine Besylate29983
Losartan PotassiumLosartan Potassium28583
SimvastatinSimvastatin25870
OmeprazoleOmeprazole25660
Levothyroxine SodiumLevothyroxine Sodium21348
Tamsulosin HclTamsulosin Hcl20762
Metformin HclMetformin Hcl19454
HydrochlorothiazideHydrochlorothiazide17954
Metformin Hcl ErMetformin Hcl13934
GabapentinGabapentin12638
Albuterol Sulfate HfaAlbuterol Sulfate12036
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide12034
Rosuvastatin CalciumRosuvastatin Calcium11830
ChlorthalidoneChlorthalidone10322
Glipizide ErGlipizide9831
Pantoprazole SodiumPantoprazole Sodium9724
EliquisApixaban8522
Metoprolol TartrateMetoprolol Tartrate7923
Fluticasone PropionateFluticasone Propionate7415
AllopurinolAllopurinol7119
FurosemideFurosemide7121
CarvedilolCarvedilol6718
Cyclobenzaprine HclCyclobenzaprine Hcl6313
Montelukast SodiumMontelukast Sodium62suppressed
Trazodone HclTrazodone Hcl6218
AtenololAtenolol6117
Escitalopram OxalateEscitalopram Oxalate6117
Oxycodone HclOxycodone Hcl6112
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5912
Warfarin SodiumWarfarin Sodium5315
Citalopram HbrCitalopram Hydrobromide4913
Pravastatin SodiumPravastatin Sodium4915
FinasterideFinasteride4814
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen44suppressed
Desmopressin AcetateDesmopressin Acetate42suppressed
MirtazapineMirtazapine42suppressed
PrednisonePrednisone4120
SpironolactoneSpironolactone4114
ClopidogrelClopidogrel Bisulfate4013
Potassium ChloridePotassium Chloride40suppressed
Amitriptyline HclAmitriptyline Hcl38suppressed
JantovenWarfarin Sodium3611
JardianceEmpagliflozin36suppressed
LorazepamLorazepam34suppressed
Duloxetine HclDuloxetine Hcl33suppressed
Fluoxetine HclFluoxetine Hcl33suppressed
TrulicityDulaglutide32suppressed
Ventolin HfaAlbuterol Sulfate3213
Bupropion XlBupropion Hcl31suppressed
TopiramateTopiramate30suppressed
AlprazolamAlprazolam29suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol29suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen29suppressed
Oxybutynin Chloride ErOxybutynin Chloride29suppressed
Propranolol HclPropranolol Hcl29suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter26suppressed
FamotidineFamotidine25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2516
Zolpidem TartrateZolpidem Tartrate25suppressed
BaclofenBaclofen24suppressed
Propranolol Hcl ErPropranolol Hcl24suppressed
PregabalinPregabalin23suppressed
Spiriva HandihalerTiotropium Bromide23suppressed
XareltoRivaroxaban23suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl22suppressed
Humalog Kwikpen U-100Insulin Lispro22suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide22suppressed
Sertraline HclSertraline Hcl22suppressed
RybelsusSemaglutide20suppressed
Tizanidine HclTizanidine Hcl20suppressed
Hydroxyzine PamoateHydroxyzine Pamoate19suppressed
Pioglitazone HclPioglitazone Hcl19suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate17suppressed
Dextroamphetamine-Amphet ErDextroamphetamine/Amphetamine17suppressed
Donepezil HclDonepezil Hcl17suppressed
Hydroxyzine HclHydroxyzine Hcl16suppressed
Qvar RedihalerBeclomethasone Dipropionate16suppressed
Morphine Sulfate ErMorphine Sulfate15suppressed
ClonazepamClonazepam14suppressed
FenofibrateFenofibrate14suppressed
Verapamil ErVerapamil Hcl14suppressed
Doxazosin MesylateDoxazosin Mesylate13suppressed
Easy Touch Pen NeedlePen Needle, Diabetic13suppressed
IbuprofenIbuprofen13suppressed
Incruse ElliptaUmeclidinium Bromide13suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro13suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic13suppressed
Novolog Mix 70-30 FlexpenInsulin Aspart Prot/Insuln Asp13suppressed
Repatha SyringeEvolocumab13suppressed
OzempicSemaglutide12suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl12suppressed
Spiriva RespimatTiotropium Bromide12suppressed
Breo ElliptaFluticasone/Vilanterol11suppressed
Bupropion Hcl SrBupropion Hcl11suppressed
Doxycycline HyclateDoxycycline Hyclate11suppressed
LamotrigineLamotrigine11suppressed
LansoprazoleLansoprazole11suppressed
NabumetoneNabumetone11suppressed
Tramadol HclTramadol Hcl11suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic11suppressed
Wixela InhubFluticasone Propion/Salmeterol11suppressed

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