Healthcare provider profile · identity verified

Marc Samuel Itskowitz, MD

Internal Medicine · PITTSBURGH, PA · NPI 1922009901

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 Calcium290100
Amlodipine BesylateAmlodipine Besylate19758
HydrochlorothiazideHydrochlorothiazide11535
Losartan PotassiumLosartan Potassium10936
Levothyroxine SodiumLevothyroxine Sodium10638
LisinoprilLisinopril10338
Rosuvastatin CalciumRosuvastatin Calcium7828
Pantoprazole SodiumPantoprazole Sodium7125
Escitalopram OxalateEscitalopram Oxalate6718
Zolpidem TartrateZolpidem Tartrate6615
Metformin HclMetformin Hcl6222
FurosemideFurosemide6022
OmeprazoleOmeprazole5918
GabapentinGabapentin5720
Metoprolol TartrateMetoprolol Tartrate5417
SynthroidLevothyroxine Sodium5314
Metoprolol SuccinateMetoprolol Succinate4515
ClonazepamClonazepam44suppressed
Tamsulosin HclTamsulosin Hcl4316
OzempicSemaglutide41suppressed
Sertraline HclSertraline Hcl41suppressed
SimvastatinSimvastatin4118
Trazodone HclTrazodone Hcl3816
AlprazolamAlprazolam3511
Potassium ChloridePotassium Chloride3311
SpironolactoneSpironolactone33suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl3211
EliquisApixaban32suppressed
Metformin Hcl ErMetformin Hcl3114
Montelukast SodiumMontelukast Sodium3012
Warfarin SodiumWarfarin Sodium30suppressed
CarvedilolCarvedilol29suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter27suppressed
Breo ElliptaFluticasone/Vilanterol25suppressed
CelecoxibCelecoxib2512
ClopidogrelClopidogrel Bisulfate22suppressed
Tramadol HclTramadol Hcl22suppressed
XareltoRivaroxaban22suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2113
Donepezil HclDonepezil Hcl21suppressed
AmoxicillinAmoxicillin2015
EzetimibeEzetimibe20suppressed
IrbesartanIrbesartan19suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium18suppressed
Fluticasone PropionateFluticasone Propionate18suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol18suppressed
Doxepin HclDoxepin Hcl17suppressed
LorazepamLorazepam17suppressed
Ondansetron OdtOndansetron17suppressed
JardianceEmpagliflozin16suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide16suppressed
MeloxicamMeloxicam16suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
FenofibrateFenofibrate Nanocrystallized15suppressed
PregabalinPregabalin15suppressed
ValsartanValsartan15suppressed
Alendronate SodiumAlendronate Sodium14suppressed
AtenololAtenolol14suppressed
Citalopram HbrCitalopram Hydrobromide14suppressed
Oxycodone HclOxycodone Hcl14suppressed
TrulicityDulaglutide14suppressed
EntrestoSacubitril/Valsartan13suppressed
Hydralazine HclHydralazine Hcl13suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
JanuviaSitagliptin Phosphate12suppressed
MupirocinMupirocin1212
Propranolol HclPropranolol Hcl12suppressed
Sulfasalazine DrSulfasalazine12suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide12suppressed
AllopurinolAllopurinol11suppressed
Amitriptyline HclAmitriptyline Hcl11suppressed
Pravastatin SodiumPravastatin Sodium11suppressed

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