Healthcare provider profile · identity verified

Rachel Amdur, M.D.

Internal Medicine · CHICAGO, IL · NPI 1124145172

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 Calcium693208
Amlodipine BesylateAmlodipine Besylate551164
Losartan PotassiumLosartan Potassium30491
HydrochlorothiazideHydrochlorothiazide30393
Levothyroxine SodiumLevothyroxine Sodium30279
Metoprolol SuccinateMetoprolol Succinate23267
Rosuvastatin CalciumRosuvastatin Calcium19665
Metformin HclMetformin Hcl18456
Metformin Hcl ErMetformin Hcl16452
LisinoprilLisinopril14748
EliquisApixaban14029
OmeprazoleOmeprazole13040
GabapentinGabapentin10935
JardianceEmpagliflozin10829
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9019
SimvastatinSimvastatin8528
OzempicSemaglutide7918
Pantoprazole SodiumPantoprazole Sodium7323
Albuterol Sulfate HfaAlbuterol Sulfate6925
CarvedilolCarvedilol6523
Escitalopram OxalateEscitalopram Oxalate6220
Potassium ChloridePotassium Chloride6223
Fluticasone PropionateFluticasone Propionate6021
MounjaroTirzepatide60suppressed
Tramadol HclTramadol Hcl5812
FurosemideFurosemide5722
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5718
SpironolactoneSpironolactone5519
Pravastatin SodiumPravastatin Sodium5417
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid5315
AllopurinolAllopurinol4916
Nifedipine ErNifedipine4713
ValacyclovirValacyclovir Hcl4417
Bupropion XlBupropion Hcl4111
Sertraline HclSertraline Hcl3914
EzetimibeEzetimibe3814
Metoprolol TartrateMetoprolol Tartrate36suppressed
IrbesartanIrbesartan3512
Ventolin HfaAlbuterol Sulfate3512
XareltoRivaroxaban34suppressed
Alendronate SodiumAlendronate Sodium3211
ClopidogrelClopidogrel Bisulfate32suppressed
Donepezil HclDonepezil Hcl32suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3211
SynthroidLevothyroxine Sodium30suppressed
Klor-Con M20Potassium Chloride29suppressed
MeloxicamMeloxicam29suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic28suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2717
Zolpidem TartrateZolpidem Tartrate27suppressed
AlprazolamAlprazolam26suppressed
Duloxetine HclDuloxetine Hcl26suppressed
EstradiolEstradiol25suppressed
KetoconazoleKetoconazole25suppressed
Montelukast SodiumMontelukast Sodium25suppressed
Trazodone HclTrazodone Hcl25suppressed
ClonazepamClonazepam24suppressed
PregabalinPregabalin24suppressed
FarxigaDapagliflozin Propanediol23suppressed
Venlafaxine Hcl ErVenlafaxine Hcl23suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog22suppressed
ValsartanValsartan22suppressed
LovastatinLovastatin20suppressed
Buspirone HclBuspirone Hcl19suppressed
Azelastine HclAzelastine Hcl18suppressed
JanuviaSitagliptin Phosphate18suppressed
FamotidineFamotidine17suppressed
Humalog Kwikpen U-100Insulin Lispro17suppressed
LidocaineLidocaine17suppressed
LorazepamLorazepam17suppressed
Amitriptyline HclAmitriptyline Hcl16suppressed
AtenololAtenolol16suppressed
Glipizide ErGlipizide16suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide16suppressed
Citalopram HbrCitalopram Hydrobromide15suppressed
Felodipine ErFelodipine15suppressed
IbuprofenIbuprofen15suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide15suppressed
Tamsulosin HclTamsulosin Hcl15suppressed
LansoprazoleLansoprazole14suppressed
Quetiapine FumarateQuetiapine Fumarate14suppressed
RisperidoneRisperidone14suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic14suppressed
Diclofenac SodiumDiclofenac Sodium13suppressed
Fondaparinux SodiumFondaparinux Sodium13suppressed
LevetiracetamLevetiracetam13suppressed
Benazepril HclBenazepril Hcl12suppressed
EpinephrineEpinephrine12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
Hydroxyzine HclHydroxyzine Hcl12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
Sumatriptan SuccinateSumatriptan Succinate12suppressed
CelecoxibCelecoxib11suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl11suppressed
Dicyclomine HclDicyclomine Hcl11suppressed
FenofibrateFenofibrate Nanocrystallized11suppressed
LamotrigineLamotrigine11suppressed
MyrbetriqMirabegron11suppressed
Olmesartan MedoxomilOlmesartan Medoxomil11suppressed
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