Healthcare provider profile · identity verified

George A Kantis, MD

Cardiology · THE WOODLANDS, TX · NPI 1689646234

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 Succinate573186
EliquisApixaban558142
Atorvastatin CalciumAtorvastatin Calcium448153
FurosemideFurosemide371118
CarvedilolCarvedilol333110
Amlodipine BesylateAmlodipine Besylate324112
Rosuvastatin CalciumRosuvastatin Calcium312105
ClopidogrelClopidogrel Bisulfate28695
XareltoRivaroxaban20947
Potassium ChloridePotassium Chloride19567
Losartan PotassiumLosartan Potassium18868
LisinoprilLisinopril17663
Metoprolol TartrateMetoprolol Tartrate14349
EntrestoSacubitril/Valsartan14133
Amiodarone HclAmiodarone Hcl14048
Nifedipine ErNifedipine13038
ValsartanValsartan12247
HydrochlorothiazideHydrochlorothiazide9733
EzetimibeEzetimibe8029
DigoxinDigoxin7719
Flecainide AcetateFlecainide Acetate7521
SimvastatinSimvastatin7524
Hydralazine HclHydralazine Hcl7324
Repatha SureclickEvolocumab7225
SpironolactoneSpironolactone6927
Warfarin SodiumWarfarin Sodium5817
Pantoprazole SodiumPantoprazole Sodium5523
Levothyroxine SodiumLevothyroxine Sodium4715
Tamsulosin HclTamsulosin Hcl4718
Klor-Con M20Potassium Chloride4311
JardianceEmpagliflozin4011
Nebivolol HclNebivolol Hcl4014
AtenololAtenolol3813
Olmesartan MedoxomilOlmesartan Medoxomil3812
Isosorbide Mononitrate ErIsosorbide Mononitrate3713
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide3512
Repatha PushtronexEvolocumab3514
Propranolol HclPropranolol Hcl33suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide32suppressed
Ranolazine ErRanolazine3111
Benazepril HclBenazepril Hcl29suppressed
Midodrine HclMidodrine Hcl29suppressed
ClonidineClonidine28suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl28suppressed
Enoxaparin SodiumEnoxaparin Sodium2820
Pravastatin SodiumPravastatin Sodium28suppressed
BumetanideBumetanide27suppressed
NitroglycerinNitroglycerin27suppressed
SotalolSotalol Hcl27suppressed
ColchicineColchicine26suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide2411
BrilintaTicagrelor23suppressed
AmoxicillinAmoxicillin22suppressed
IrbesartanIrbesartan21suppressed
PrednisonePrednisone21suppressed
DofetilideDofetilide20suppressed
FenofibrateFenofibrate Nanocrystallized20suppressed
GabapentinGabapentin20suppressed
Sildenafil CitrateSildenafil Citrate20suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril17suppressed
ChlorthalidoneChlorthalidone17suppressed
Diltiazem 24hr ErDiltiazem Hcl17suppressed
FenofibrateFenofibrate,micronized17suppressed
Repatha SyringeEvolocumab17suppressed
Sotalol AfSotalol Hcl17suppressed
OmeprazoleOmeprazole16suppressed
Paroxetine HclParoxetine Hcl15suppressed
Albuterol Sulfate HfaAlbuterol Sulfate14suppressed
EdarbiAzilsartan Medoxomil14suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide14suppressed
LovastatinLovastatin14suppressed
Praluent PenAlirocumab14suppressed
TorsemideTorsemide14suppressed
RamiprilRamipril13suppressed
Clonidine HclClonidine Hcl12suppressed
MinoxidilMinoxidil12suppressed
NexletolBempedoic Acid12suppressed
TelmisartanTelmisartan12suppressed
TacrolimusTacrolimus11suppressed

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