Healthcare provider profile · identity verified

Matthew S Ellman, MD

Internal Medicine · NEW HAVEN, CT · NPI 1215919642

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 Calcium544146
Amlodipine BesylateAmlodipine Besylate25670
Levothyroxine SodiumLevothyroxine Sodium20646
Losartan PotassiumLosartan Potassium20053
OmeprazoleOmeprazole14841
LisinoprilLisinopril13638
Rosuvastatin CalciumRosuvastatin Calcium11941
Metformin HclMetformin Hcl10023
AllopurinolAllopurinol9819
Metoprolol SuccinateMetoprolol Succinate9527
SimvastatinSimvastatin9424
Tamsulosin HclTamsulosin Hcl9324
Trazodone HclTrazodone Hcl8526
Fluticasone PropionateFluticasone Propionate7520
Escitalopram OxalateEscitalopram Oxalate7420
GabapentinGabapentin7326
OzempicSemaglutide7313
Pantoprazole SodiumPantoprazole Sodium7317
FamotidineFamotidine6617
ChlorthalidoneChlorthalidone6520
HydrochlorothiazideHydrochlorothiazide6318
Albuterol Sulfate HfaAlbuterol Sulfate6123
EliquisApixaban5314
Tramadol HclTramadol Hcl5028
Duloxetine HclDuloxetine Hcl4812
FurosemideFurosemide4313
Metformin Hcl ErMetformin Hcl4212
ValsartanValsartan4211
Pravastatin SodiumPravastatin Sodium41suppressed
Zolpidem TartrateZolpidem Tartrate4117
MounjaroTirzepatide38suppressed
LorazepamLorazepam3521
Sertraline HclSertraline Hcl35suppressed
ClonazepamClonazepam33suppressed
JanuviaSitagliptin Phosphate31suppressed
Metoprolol TartrateMetoprolol Tartrate31suppressed
Donepezil HclDonepezil Hcl30suppressed
Fluoxetine HclFluoxetine Hcl30suppressed
AlprazolamAlprazolam2913
Bupropion XlBupropion Hcl29suppressed
FinasterideFinasteride28suppressed
MeloxicamMeloxicam28suppressed
PregabalinPregabalin27suppressed
FenofibrateFenofibrate Nanocrystallized26suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride24suppressed
Montelukast SodiumMontelukast Sodium24suppressed
SynthroidLevothyroxine Sodium24suppressed
DiazepamDiazepam23suppressed
Alfuzosin Hcl ErAlfuzosin Hcl21suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2120
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide21suppressed
Potassium ChloridePotassium Chloride21suppressed
TestosteroneTestosterone20suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2012
Esomeprazole MagnesiumEsomeprazole Magnesium19suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen19suppressed
ClopidogrelClopidogrel Bisulfate18suppressed
TradjentaLinagliptin18suppressed
Alendronate SodiumAlendronate Sodium17suppressed
AtenololAtenolol16suppressed
CarvedilolCarvedilol16suppressed
ColchicineColchicine15suppressed
Doxepin HclDoxepin Hcl15suppressed
Glipizide ErGlipizide15suppressed
MirtazapineMirtazapine15suppressed
Terazosin HclTerazosin Hcl15suppressed
ValacyclovirValacyclovir Hcl15suppressed
Meclizine HclMeclizine Hcl14suppressed
PaxlovidNirmatrelvir/Ritonavir1414
TelmisartanTelmisartan14suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
Diclofenac SodiumDiclofenac Sodium13suppressed
Doxycycline HyclateDoxycycline Hyclate1312
JardianceEmpagliflozin13suppressed
KetoconazoleKetoconazole13suppressed
RamiprilRamipril13suppressed
Tizanidine HclTizanidine Hcl13suppressed
TrulicityDulaglutide13suppressed
XareltoRivaroxaban13suppressed
Divalproex SodiumDivalproex Sodium12suppressed
FarxigaDapagliflozin Propanediol12suppressed
Nifedipine ErNifedipine12suppressed
AcyclovirAcyclovir11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
Diltiazem HclDiltiazem Hcl11suppressed
EzetimibeEzetimibe11suppressed
Ipratropium BromideIpratropium Bromide11suppressed
LinzessLinaclotide11suppressed
Mometasone FuroateMometasone Furoate11suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic11suppressed
Oxycodone HclOxycodone Hcl11suppressed

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