Healthcare provider profile · identity verified

John Daniel Rosenberger, M.D.

Internal Medicine · WESTFIELD, NY · NPI 1467448050

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
LisinoprilLisinopril340110
Atorvastatin CalciumAtorvastatin Calcium337108
Amlodipine BesylateAmlodipine Besylate22475
Levothyroxine SodiumLevothyroxine Sodium18561
HydrochlorothiazideHydrochlorothiazide17770
OmeprazoleOmeprazole16354
Metoprolol SuccinateMetoprolol Succinate12341
FurosemideFurosemide11736
Rosuvastatin CalciumRosuvastatin Calcium11738
GabapentinGabapentin9831
Metoprolol TartrateMetoprolol Tartrate9432
PrednisonePrednisone8667
EliquisApixaban8324
Metformin HclMetformin Hcl8329
Pantoprazole SodiumPantoprazole Sodium8135
FamotidineFamotidine7821
Tamsulosin HclTamsulosin Hcl7326
AllopurinolAllopurinol7123
Pravastatin SodiumPravastatin Sodium6922
Losartan PotassiumLosartan Potassium6727
Albuterol Sulfate HfaAlbuterol Sulfate6022
SimvastatinSimvastatin5920
AzithromycinAzithromycin5652
GlimepirideGlimepiride5318
Alendronate SodiumAlendronate Sodium5018
Tramadol HclTramadol Hcl5014
AlprazolamAlprazolam4912
Diltiazem 24hr Er (Cd)Diltiazem Hcl4816
Montelukast SodiumMontelukast Sodium4714
AtenololAtenolol4516
EzetimibeEzetimibe4413
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4417
Duloxetine HclDuloxetine Hcl4314
IbuprofenIbuprofen43suppressed
Potassium ChloridePotassium Chloride4216
Pioglitazone HclPioglitazone Hcl4013
ClopidogrelClopidogrel Bisulfate3912
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3813
LovastatinLovastatin3814
OzempicSemaglutide38suppressed
Buspirone HclBuspirone Hcl37suppressed
Metformin Hcl ErMetformin Hcl3713
ClonazepamClonazepam36suppressed
Fluticasone PropionateFluticasone Propionate3515
Trazodone HclTrazodone Hcl33suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog31suppressed
Donepezil HclDonepezil Hcl30suppressed
Sertraline HclSertraline Hcl3015
Tizanidine HclTizanidine Hcl3017
Breo ElliptaFluticasone/Vilanterol28suppressed
Ropinirole HclRopinirole Hcl27suppressed
NaproxenNaproxen2614
CelecoxibCelecoxib25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2514
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide24suppressed
Warfarin SodiumWarfarin Sodium2411
Bupropion XlBupropion Hcl22suppressed
Paroxetine HclParoxetine Hcl22suppressed
ValsartanValsartan22suppressed
XareltoRivaroxaban22suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2118
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2115
Enalapril MaleateEnalapril Maleate20suppressed
TrulicityDulaglutide20suppressed
Zolpidem TartrateZolpidem Tartrate20suppressed
Venlafaxine Hcl ErVenlafaxine Hcl19suppressed
ProliaDenosumab1811
CarvedilolCarvedilol17suppressed
Humalog Kwikpen U-100Insulin Lispro17suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate17suppressed
Tolterodine Tartrate ErTolterodine Tartrate17suppressed
AmoxicillinAmoxicillin1611
Diclofenac SodiumDiclofenac Sodium16suppressed
Ipratropium BromideIpratropium Bromide16suppressed
MeloxicamMeloxicam16suppressed
EntrestoSacubitril/Valsartan15suppressed
Escitalopram OxalateEscitalopram Oxalate15suppressed
FluconazoleFluconazole1511
JardianceEmpagliflozin15suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
JanuviaSitagliptin Phosphate14suppressed
MirtazapineMirtazapine14suppressed
SpironolactoneSpironolactone14suppressed
FinasterideFinasteride13suppressed
Glipizide ErGlipizide13suppressed
Klor-Con M20Potassium Chloride13suppressed
MethimazoleMethimazole13suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1313
Pitavastatin CalciumPitavastatin Calcium13suppressed
SynthroidLevothyroxine Sodium13suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
GlipizideGlipizide12suppressed
IrbesartanIrbesartan12suppressed
Oxybutynin Chloride ErOxybutynin Chloride12suppressed
CephalexinCephalexin1111
Clindamycin PhosphateClindamycin Phosphate11suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium11suppressed
Hydroxyzine HclHydroxyzine Hcl11suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro11suppressed
LatanoprostLatanoprost11suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic11suppressed

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