Healthcare provider profile · identity verified

Bobby Chandok, MD

Internal Medicine · HUNTINGTON STATION, NY · NPI 1659366946

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 Calcium540169
Rosuvastatin CalciumRosuvastatin Calcium384128
Levothyroxine SodiumLevothyroxine Sodium30081
Amlodipine BesylateAmlodipine Besylate298101
Losartan PotassiumLosartan Potassium22382
Metformin HclMetformin Hcl19466
OmeprazoleOmeprazole17458
Metoprolol SuccinateMetoprolol Succinate15558
Escitalopram OxalateEscitalopram Oxalate14246
MounjaroTirzepatide14016
AlprazolamAlprazolam11238
Zolpidem TartrateZolpidem Tartrate11229
Duloxetine HclDuloxetine Hcl9630
Pantoprazole SodiumPantoprazole Sodium9639
GabapentinGabapentin8535
HydrochlorothiazideHydrochlorothiazide7928
JanuviaSitagliptin Phosphate7920
Sertraline HclSertraline Hcl7822
FarxigaDapagliflozin Propanediol7529
Albuterol Sulfate HfaAlbuterol Sulfate7027
LisinoprilLisinopril6922
Trazodone HclTrazodone Hcl6921
SimvastatinSimvastatin6824
Montelukast SodiumMontelukast Sodium6719
Tamsulosin HclTamsulosin Hcl6325
FurosemideFurosemide6119
ClopidogrelClopidogrel Bisulfate6022
MethylprednisoloneMethylprednisolone6051
PrednisonePrednisone6051
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav5754
Fluticasone PropionateFluticasone Propionate5624
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide5622
EzetimibeEzetimibe5223
AzithromycinAzithromycin5147
FamotidineFamotidine5022
JardianceEmpagliflozin4611
Vitamin D2Ergocalciferol (Vitamin D2)4516
Donepezil HclDonepezil Hcl44suppressed
SynthroidLevothyroxine Sodium44suppressed
AtenololAtenolol4215
TrulicityDulaglutide42suppressed
FenofibrateFenofibrate Nanocrystallized4113
Pravastatin SodiumPravastatin Sodium3712
CefuroximeCefuroxime Axetil3631
EliquisApixaban3615
ClonazepamClonazepam35suppressed
Bupropion XlBupropion Hcl3412
FinasterideFinasteride3411
Meclizine HclMeclizine Hcl3416
Potassium ChloridePotassium Chloride3413
Alendronate SodiumAlendronate Sodium3313
ValsartanValsartan3211
Venlafaxine Hcl ErVenlafaxine Hcl32suppressed
Metoprolol TartrateMetoprolol Tartrate31suppressed
Doxycycline HyclateDoxycycline Hyclate3028
Hydralazine HclHydralazine Hcl2912
RybelsusSemaglutide29suppressed
Glipizide ErGlipizide28suppressed
LovastatinLovastatin28suppressed
MeloxicamMeloxicam2813
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2824
Folic AcidFolic Acid2711
GlimepirideGlimepiride26suppressed
GlipizideGlipizide26suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide26suppressed
Nebivolol HclNebivolol Hcl24suppressed
OzempicSemaglutide24suppressed
Olmesartan MedoxomilOlmesartan Medoxomil23suppressed
Tolterodine Tartrate ErTolterodine Tartrate23suppressed
AllopurinolAllopurinol22suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip22suppressed
Breztri AerosphereBudesonide/Glycopyr/Formoterol20suppressed
CarvedilolCarvedilol19suppressed
IrbesartanIrbesartan19suppressed
Metformin Hcl ErMetformin Hcl19suppressed
ValacyclovirValacyclovir Hcl19suppressed
EszopicloneEszopiclone18suppressed
SpironolactoneSpironolactone17suppressed
Zolpidem Tartrate ErZolpidem Tartrate17suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
Enalapril MaleateEnalapril Maleate16suppressed
Pioglitazone HclPioglitazone Hcl16suppressed
Quetiapine FumarateQuetiapine Fumarate16suppressed
Tizanidine HclTizanidine Hcl16suppressed
XareltoRivaroxaban15suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl1411
DiazepamDiazepam14suppressed
Oxybutynin Chloride ErOxybutynin Chloride14suppressed
MethocarbamolMethocarbamol13suppressed
PaxlovidNirmatrelvir/Ritonavir1313
Bethanechol ChlorideBethanechol Chloride12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
Klor-Con M20Potassium Chloride12suppressed
RamiprilRamipril12suppressed
Ropinirole HclRopinirole Hcl12suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1212
Buspirone HclBuspirone Hcl11suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11suppressed

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