Healthcare provider profile · identity verified

Matthew O. Horowitz, M.D.

Internal Medicine · GREAT NECK, NY · NPI 1225110901

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
OmeprazoleOmeprazole29892
Pantoprazole SodiumPantoprazole Sodium21262
Atorvastatin CalciumAtorvastatin Calcium17257
Amlodipine BesylateAmlodipine Besylate13529
Losartan PotassiumLosartan Potassium12230
FamotidineFamotidine10330
Zolpidem TartrateZolpidem Tartrate10114
SimvastatinSimvastatin9523
Esomeprazole MagnesiumEsomeprazole Magnesium6013
Metoprolol SuccinateMetoprolol Succinate5011
MesalamineMesalamine4712
Metformin HclMetformin Hcl4613
Escitalopram OxalateEscitalopram Oxalate45suppressed
Levothyroxine SodiumLevothyroxine Sodium4412
LinzessLinaclotide3911
Montelukast SodiumMontelukast Sodium33suppressed
Rosuvastatin CalciumRosuvastatin Calcium2913
Dexlansoprazole DrDexlansoprazole25suppressed
Pravastatin SodiumPravastatin Sodium25suppressed
Tamsulosin HclTamsulosin Hcl22suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid22suppressed
Fluticasone PropionateFluticasone Propionate21suppressed
HydrochlorothiazideHydrochlorothiazide20suppressed
EliquisApixaban19suppressed
AlprazolamAlprazolam17suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl17suppressed
Enalapril MaleateEnalapril Maleate16suppressed
MeloxicamMeloxicam16suppressed
RamiprilRamipril16suppressed
Bupropion XlBupropion Hcl15suppressed
DexilantDexlansoprazole15suppressed
LisinoprilLisinopril14suppressed
Benazepril HclBenazepril Hcl12suppressed
FurosemideFurosemide12suppressed
Icosapent EthylIcosapent Ethyl12suppressed
LansoprazoleLansoprazole12suppressed
SutabSod Sulf/Pot Chloride/Mag Sulf1212
ClenpiqSod Picosulf/Mag Ox/Citric Ac1111
Dicyclomine HclDicyclomine Hcl11suppressed
EzetimibeEzetimibe11suppressed
JanuviaSitagliptin Phosphate11suppressed
Ventolin HfaAlbuterol Sulfate11suppressed

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