Healthcare provider profile · identity verified

Peter Jon Larsen, PA

Physician Assistant · HASTINGS, MN · NPI 1538122817

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 Calcium31579
LisinoprilLisinopril14542
Metformin HclMetformin Hcl14337
Losartan PotassiumLosartan Potassium10932
OmeprazoleOmeprazole10931
Rosuvastatin CalciumRosuvastatin Calcium10938
Amlodipine BesylateAmlodipine Besylate9526
Tamsulosin HclTamsulosin Hcl8531
Trazodone HclTrazodone Hcl8424
Metoprolol SuccinateMetoprolol Succinate8223
AtenololAtenolol7624
SimvastatinSimvastatin7322
Levothyroxine SodiumLevothyroxine Sodium6419
AllopurinolAllopurinol6215
Albuterol Sulfate HfaAlbuterol Sulfate6127
Citalopram HbrCitalopram Hydrobromide5014
PrednisonePrednisone5030
HydrochlorothiazideHydrochlorothiazide4615
Sumatriptan SuccinateSumatriptan Succinate44suppressed
FurosemideFurosemide4317
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide4112
AlprazolamAlprazolam37suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol3711
GlipizideGlipizide37suppressed
Pantoprazole SodiumPantoprazole Sodium36suppressed
GemfibrozilGemfibrozil35suppressed
GabapentinGabapentin3413
Montelukast SodiumMontelukast Sodium3211
Metoprolol TartrateMetoprolol Tartrate31suppressed
TrulicityDulaglutide31suppressed
AzithromycinAzithromycin3029
Escitalopram OxalateEscitalopram Oxalate30suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2918
IbuprofenIbuprofen29suppressed
Warfarin SodiumWarfarin Sodium29suppressed
Bupropion XlBupropion Hcl27suppressed
Hydroxyzine HclHydroxyzine Hcl2713
Metformin Hcl ErMetformin Hcl27suppressed
LevofloxacinLevofloxacin2620
Sertraline HclSertraline Hcl25suppressed
Venlafaxine Hcl ErVenlafaxine Hcl25suppressed
Propranolol HclPropranolol Hcl24suppressed
CarvedilolCarvedilol22suppressed
Clonidine HclClonidine Hcl22suppressed
EliquisApixaban22suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide22suppressed
FinasterideFinasteride20suppressed
Fluoxetine HclFluoxetine Hcl20suppressed
Potassium ChloridePotassium Chloride20suppressed
ValacyclovirValacyclovir Hcl20suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter19suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine18suppressed
Ondansetron OdtOndansetron18suppressed
OzempicSemaglutide18suppressed
Pravastatin SodiumPravastatin Sodium17suppressed
Duloxetine HclDuloxetine Hcl16suppressed
Fluticasone PropionateFluticasone Propionate16suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog16suppressed
Tizanidine HclTizanidine Hcl16suppressed
Doxycycline HyclateDoxycycline Hyclate15suppressed
Paroxetine HclParoxetine Hcl15suppressed
Tramadol HclTramadol Hcl15suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl14suppressed
FamotidineFamotidine14suppressed
JanuviaSitagliptin Phosphate14suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen14suppressed
SpironolactoneSpironolactone14suppressed
Ventolin HfaAlbuterol Sulfate14suppressed
Wixela InhubFluticasone Propion/Salmeterol14suppressed
CephalexinCephalexin1312
ClopidogrelClopidogrel Bisulfate13suppressed
EzetimibeEzetimibe13suppressed
FluconazoleFluconazole13suppressed
Glipizide ErGlipizide13suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters13suppressed
Zolpidem TartrateZolpidem Tartrate13suppressed
Adderall XrDextroamphetamine/Amphetamine12suppressed
CelecoxibCelecoxib12suppressed
ChlorthalidoneChlorthalidone12suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine12suppressed
DiazepamDiazepam12suppressed
Hydralazine HclHydralazine Hcl12suppressed
Nifedipine ErNifedipine12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
Pioglitazone HclPioglitazone Hcl12suppressed
Ropinirole HclRopinirole Hcl12suppressed
BumetanideBumetanide11suppressed
Buspirone HclBuspirone Hcl11suppressed
GlimepirideGlimepiride11suppressed
LidocaineLidocaine11suppressed
Morphine SulfateMorphine Sulfate11suppressed
Oxycodone HclOxycodone Hcl11suppressed
PregabalinPregabalin11suppressed
TorsemideTorsemide11suppressed

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