Healthcare provider profile · identity verified

Keith Chu, MD, MPH

Family Practice · STATEN ISLAND, NY · NPI 1821223769

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 Calcium25273
Amlodipine BesylateAmlodipine Besylate15045
Fluticasone PropionateFluticasone Propionate14148
Metformin HclMetformin Hcl12634
Levothyroxine SodiumLevothyroxine Sodium11929
Diclofenac SodiumDiclofenac Sodium11032
Losartan PotassiumLosartan Potassium10331
FamotidineFamotidine9728
OmeprazoleOmeprazole8523
Albuterol Sulfate HfaAlbuterol Sulfate8431
LisinoprilLisinopril8123
JardianceEmpagliflozin7116
Metoprolol SuccinateMetoprolol Succinate6821
HydrochlorothiazideHydrochlorothiazide6619
Meclizine HclMeclizine Hcl6315
GabapentinGabapentin5819
JanuviaSitagliptin Phosphate5815
Rosuvastatin CalciumRosuvastatin Calcium5820
Enalapril MaleateEnalapril Maleate5617
Vitamin D2Ergocalciferol (Vitamin D2)5614
Pravastatin SodiumPravastatin Sodium5418
Alendronate SodiumAlendronate Sodium4613
ClopidogrelClopidogrel Bisulfate4613
JanumetSitagliptin Phos/Metformin Hcl44suppressed
TrulicityDulaglutide44suppressed
Metformin Hcl ErMetformin Hcl4215
Montelukast SodiumMontelukast Sodium3913
SimvastatinSimvastatin3711
Alcohol Prep PadsAlcohol Antiseptic Pads36suppressed
Easy Touch Alcohol Prep PadsAlcohol Antiseptic Pads3511
NaproxenNaproxen3512
Pantoprazole SodiumPantoprazole Sodium3511
Tamsulosin HclTamsulosin Hcl3512
Azelastine HclAzelastine Hcl33suppressed
FurosemideFurosemide31suppressed
EliquisApixaban29suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide28suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2811
FarxigaDapagliflozin Propanediol26suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate24suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog22suppressed
Metoprolol TartrateMetoprolol Tartrate22suppressed
TradjentaLinagliptin22suppressed
AtenololAtenolol21suppressed
GlimepirideGlimepiride21suppressed
Ammonium LactateAmmonium Lactate20suppressed
CarvedilolCarvedilol18suppressed
JentaduetoLinagliptin/Metformin Hcl18suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide18suppressed
LovastatinLovastatin18suppressed
Betamethasone DipropionateBetamethasone Dipropionate17suppressed
FinasterideFinasteride17suppressed
IbuprofenIbuprofen17suppressed
Single Use SwabAlcohol Antiseptic Pads17suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol16suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride16suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter16suppressed
VascepaIcosapent Ethyl16suppressed
SymbicortBudesonide/Formoterol Fumarate15suppressed
Glipizide ErGlipizide14suppressed
MeloxicamMeloxicam14suppressed
OzempicSemaglutide14suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
Ventolin HfaAlbuterol Sulfate14suppressed
CelecoxibCelecoxib13suppressed
ClotrimazoleClotrimazole13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl13suppressed
Hydroxyzine HclHydroxyzine Hcl13suppressed
Sertraline HclSertraline Hcl12suppressed
Alfuzosin Hcl ErAlfuzosin Hcl11suppressed
BaclofenBaclofen11suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic11suppressed
ValacyclovirValacyclovir 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