Healthcare provider profile · identity verified

Jakub B Malarz, MD

Family Practice · HEMLOCK, MI · NPI 1386731396

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 Besylate314129
Atorvastatin CalciumAtorvastatin Calcium310144
LisinoprilLisinopril281123
Pravastatin SodiumPravastatin Sodium249110
Levothyroxine SodiumLevothyroxine Sodium22788
Losartan PotassiumLosartan Potassium20791
HydrochlorothiazideHydrochlorothiazide15165
OmeprazoleOmeprazole11645
Tamsulosin HclTamsulosin Hcl10853
EliquisApixaban10732
Metoprolol TartrateMetoprolol Tartrate10742
GabapentinGabapentin10538
JardianceEmpagliflozin9536
Montelukast SodiumMontelukast Sodium9243
Metoprolol SuccinateMetoprolol Succinate9140
Pantoprazole SodiumPantoprazole Sodium9142
TrulicityDulaglutide8721
Metformin HclMetformin Hcl7836
SimvastatinSimvastatin7028
Buspirone HclBuspirone Hcl6831
Rosuvastatin CalciumRosuvastatin Calcium6826
Metformin Hcl ErMetformin Hcl6727
AllopurinolAllopurinol6324
CarvedilolCarvedilol6329
PrednisonePrednisone5949
Doxycycline HyclateDoxycycline Hyclate5544
Sertraline HclSertraline Hcl5521
FamotidineFamotidine5425
Fluticasone PropionateFluticasone Propionate4922
Tramadol HclTramadol Hcl4815
Bisoprolol FumarateBisoprolol Fumarate4718
ClopidogrelClopidogrel Bisulfate4616
FurosemideFurosemide4625
MirtazapineMirtazapine4618
Trazodone HclTrazodone Hcl43suppressed
OzempicSemaglutide4213
Lantus SolostarInsulin Glargine,hum.Rec.Anlog4019
Potassium ChloridePotassium Chloride4024
XareltoRivaroxaban4013
EzetimibeEzetimibe3919
Duloxetine HclDuloxetine Hcl3815
Albuterol Sulfate HfaAlbuterol Sulfate3621
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav3630
Donepezil HclDonepezil Hcl3614
MeloxicamMeloxicam3620
GlimepirideGlimepiride3515
Pramipexole DihydrochloridePramipexole Di-Hcl3411
Doxazosin MesylateDoxazosin Mesylate3315
Venlafaxine Hcl ErVenlafaxine Hcl3212
Bupropion XlBupropion Hcl2912
Citalopram HbrCitalopram Hydrobromide2914
ClonazepamClonazepam29suppressed
AlprazolamAlprazolam2812
Quetiapine FumarateQuetiapine Fumarate28suppressed
SynthroidLevothyroxine Sodium27suppressed
FinasterideFinasteride2511
SpironolactoneSpironolactone25suppressed
PregabalinPregabalin24suppressed
Terazosin HclTerazosin Hcl24suppressed
Doxycycline MonohydrateDoxycycline Monohydrate2312
Hydroxyzine PamoateHydroxyzine Pamoate23suppressed
Zolpidem TartrateZolpidem Tartrate23suppressed
Spiriva RespimatTiotropium Bromide22suppressed
BaclofenBaclofen21suppressed
Escitalopram OxalateEscitalopram Oxalate21suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen21suppressed
Memantine HclMemantine Hcl21suppressed
Oxybutynin Chloride ErOxybutynin Chloride2112
RisperidoneRisperidone21suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl2013
Fluticasone-SalmeterolFluticasone Propion/Salmeterol20suppressed
Fluoxetine HclFluoxetine Hcl19suppressed
GlipizideGlipizide19suppressed
LevetiracetamLevetiracetam19suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter19suppressed
Alendronate SodiumAlendronate Sodium18suppressed
LorazepamLorazepam18suppressed
Warfarin SodiumWarfarin Sodium18suppressed
AcyclovirAcyclovir17suppressed
Pioglitazone HclPioglitazone Hcl17suppressed
AtenololAtenolol16suppressed
Candesartan CilexetilCandesartan Cilexetil16suppressed
DuleraMometasone/Formoterol16suppressed
Paroxetine HclParoxetine Hcl16suppressed
CephalexinCephalexin1512
Propranolol HclPropranolol Hcl15suppressed
Autoshield Duo Pen NeedlePen Needle,dual Safety,diabetc14suppressed
AzithromycinAzithromycin1411
IbuprofenIbuprofen14suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide14suppressed
Tresiba Flextouch U-100Insulin Degludec14suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide13suppressed
MyrbetriqMirabegron13suppressed
FenofibrateFenofibrate12suppressed
MounjaroTirzepatide12suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1212
Triamcinolone AcetonideTriamcinolone Acetonide1211
Atrovent HfaIpratropium Bromide11suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog11suppressed
BumetanideBumetanide11suppressed
ChlorthalidoneChlorthalidone11suppressed
Enalapril MaleateEnalapril Maleate11suppressed
Glipizide ErGlipizide11suppressed
Hydralazine HclHydralazine Hcl11suppressed
OfloxacinOfloxacin1111
Olmesartan MedoxomilOlmesartan Medoxomil11suppressed
TadalafilTadalafil11suppressed
ToviazFesoterodine Fumarate11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed

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