Healthcare provider profile · identity verified

Steven Grainer, DO

Cardiology · SEAFORD, NY · NPI 1861441800

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
Metoprolol SuccinateMetoprolol Succinate908254
Atorvastatin CalciumAtorvastatin Calcium613180
Rosuvastatin CalciumRosuvastatin Calcium504137
Losartan PotassiumLosartan Potassium461128
Amlodipine BesylateAmlodipine Besylate429117
EliquisApixaban424106
FurosemideFurosemide25587
XareltoRivaroxaban24150
LisinoprilLisinopril23573
ClopidogrelClopidogrel Bisulfate22365
CarvedilolCarvedilol22065
Potassium ChloridePotassium Chloride18854
Metoprolol TartrateMetoprolol Tartrate15754
HydrochlorothiazideHydrochlorothiazide14147
SimvastatinSimvastatin13842
Pantoprazole SodiumPantoprazole Sodium12936
RamiprilRamipril12335
Nifedipine ErNifedipine10635
Diltiazem 24hr Er (Cd)Diltiazem Hcl9623
AtenololAtenolol9127
Warfarin SodiumWarfarin Sodium9126
Hydralazine HclHydralazine Hcl8020
SpironolactoneSpironolactone6823
Levothyroxine SodiumLevothyroxine Sodium6618
EzetimibeEzetimibe6418
Tiadylt ErDiltiazem Hcl6214
TorsemideTorsemide6016
ValsartanValsartan5014
DigoxinDigoxin4917
Nebivolol HclNebivolol Hcl4913
AlprazolamAlprazolam4818
EntrestoSacubitril/Valsartan42suppressed
OmeprazoleOmeprazole4213
Verapamil ErVerapamil Hcl4112
FamotidineFamotidine3812
AllopurinolAllopurinol35suppressed
Verapamil SrVerapamil Hcl35suppressed
Pravastatin SodiumPravastatin Sodium34suppressed
Zolpidem TartrateZolpidem Tartrate34suppressed
Metformin HclMetformin Hcl32suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide32suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate28suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters28suppressed
Propranolol Hcl ErPropranolol Hcl28suppressed
ChlorthalidoneChlorthalidone26suppressed
Labetalol HclLabetalol Hcl26suppressed
PradaxaDabigatran Etexilate Mesylate25suppressed
Tamsulosin HclTamsulosin Hcl25suppressed
IrbesartanIrbesartan24suppressed
Ranolazine ErRanolazine24suppressed
Amiodarone HclAmiodarone Hcl23suppressed
Enalapril MaleateEnalapril Maleate23suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide22suppressed
Dabigatran EtexilateDabigatran Etexilate Mesylate21suppressed
FinasterideFinasteride21suppressed
Diltiazem 24hr ErDiltiazem Hcl20suppressed
Albuterol Sulfate HfaAlbuterol Sulfate19suppressed
Benazepril HclBenazepril Hcl19suppressed
Doxazosin MesylateDoxazosin Mesylate19suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid19suppressed
Isosorbide DinitrateIsosorbide Dinitrate17suppressed
Repatha SureclickEvolocumab17suppressed
Escitalopram OxalateEscitalopram Oxalate16suppressed
EszopicloneEszopiclone16suppressed
Flecainide AcetateFlecainide Acetate14suppressed
GabapentinGabapentin14suppressed
Klor-Con M10Potassium Chloride14suppressed
Meclizine HclMeclizine Hcl14suppressed
Metformin Hcl ErMetformin Hcl14suppressed
AmoxicillinAmoxicillin13suppressed
BrilintaTicagrelor13suppressed
FenofibrateFenofibrate13suppressed
SotalolSotalol Hcl13suppressed
NitroglycerinNitroglycerin12suppressed
PregabalinPregabalin11suppressed
SynthroidLevothyroxine 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