Healthcare provider profile · identity verified

Ivy D Chung, M.D.

Family Practice · COMMACK, NY · NPI 1477822757

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
Levothyroxine SodiumLevothyroxine Sodium84795
Atorvastatin CalciumAtorvastatin Calcium60782
SimvastatinSimvastatin53753
Amlodipine BesylateAmlodipine Besylate37043
Metformin HclMetformin Hcl31541
OmeprazoleOmeprazole28936
Fluticasone PropionateFluticasone Propionate25859
Losartan PotassiumLosartan Potassium21527
Montelukast SodiumMontelukast Sodium20924
FamotidineFamotidine20426
LisinoprilLisinopril18820
Metformin Hcl ErMetformin Hcl17823
Alendronate SodiumAlendronate Sodium16719
LactuloseLactulose16725
Metoprolol TartrateMetoprolol Tartrate13515
Metoprolol SuccinateMetoprolol Succinate13316
JardianceEmpagliflozin11213
Icosapent EthylIcosapent Ethyl9313
Pantoprazole SodiumPantoprazole Sodium8812
Rosuvastatin CalciumRosuvastatin Calcium8412
FenofibrateFenofibrate Nanocrystallized78suppressed
AtenololAtenolol73suppressed
KetoconazoleKetoconazole71suppressed
VascepaIcosapent Ethyl6711
HydrochlorothiazideHydrochlorothiazide56suppressed
Tamsulosin HclTamsulosin Hcl52suppressed
FurosemideFurosemide51suppressed
Enalapril MaleateEnalapril Maleate48suppressed
FarxigaDapagliflozin Propanediol43suppressed
Potassium ChloridePotassium Chloride42suppressed
Pravastatin SodiumPravastatin Sodium41suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3711
GemfibrozilGemfibrozil35suppressed
ClotrimazoleClotrimazole3424
Oxybutynin ChlorideOxybutynin Chloride33suppressed
MupirocinMupirocin3220
Ammonium LactateAmmonium Lactate30suppressed
RamiprilRamipril28suppressed
EliquisApixaban27suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide27suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride25suppressed
LorazepamLorazepam2515
LovastatinLovastatin24suppressed
TradjentaLinagliptin24suppressed
Fosinopril SodiumFosinopril Sodium23suppressed
Olmesartan MedoxomilOlmesartan Medoxomil23suppressed
FenofibrateFenofibrate22suppressed
Oxybutynin Chloride ErOxybutynin Chloride21suppressed
Niacin ErNiacin19suppressed
NystatinNystatin19suppressed
OzempicSemaglutide19suppressed
GabapentinGabapentin17suppressed
MeloxicamMeloxicam17suppressed
TrulicityDulaglutide16suppressed
XareltoRivaroxaban16suppressed
GlipizideGlipizide15suppressed
JanuviaSitagliptin Phosphate15suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide15suppressed
ValsartanValsartan15suppressed
Azelastine HclAzelastine Hcl14suppressed
ClonazepamClonazepam1411
JanumetSitagliptin Phos/Metformin Hcl14suppressed
Sertraline HclSertraline Hcl14suppressed
Trazodone HclTrazodone Hcl14suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
Breo ElliptaFluticasone/Vilanterol13suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium13suppressed
Kapspargo SprinkleMetoprolol Succinate13suppressed
Metoclopramide HclMetoclopramide Hcl13suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide13suppressed
Triamcinolone AcetonideTriamcinolone Acetonide13suppressed
UrsodiolUrsodiol13suppressed
ChlorthalidoneChlorthalidone12suppressed
ClobazamClobazam12suppressed
GlimepirideGlimepiride12suppressed
Hydroxyzine HclHydroxyzine Hcl12suppressed
LinzessLinaclotide12suppressed
Oseltamivir PhosphateOseltamivir Phosphate1212
Desmopressin AcetateDesmopressin Acetate11suppressed
EzetimibeEzetimibe11suppressed
FenofibrateFenofibrate,micronized11suppressed

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