Healthcare provider profile · identity verified

Chung Huu Vu, MD

Internal Medicine · SAN JOSE, CA · NPI 1013905017

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 Calcium1871471
Amlodipine BesylateAmlodipine Besylate921231
Metformin HclMetformin Hcl722177
Enalapril MaleateEnalapril Maleate539139
Losartan PotassiumLosartan Potassium508128
Metoprolol SuccinateMetoprolol Succinate409107
Alendronate SodiumAlendronate Sodium405110
Raloxifene HclRaloxifene Hcl38993
LisinoprilLisinopril38589
JardianceEmpagliflozin35856
GabapentinGabapentin340112
HydrochlorothiazideHydrochlorothiazide30482
Diclofenac SodiumDiclofenac Sodium292122
Tamsulosin HclTamsulosin Hcl28982
Fluticasone PropionateFluticasone Propionate27792
GlipizideGlipizide26362
FamotidineFamotidine24791
AcarboseAcarbose24659
EzetimibeEzetimibe24463
JanuviaSitagliptin Phosphate23843
Triamcinolone AcetonideTriamcinolone Acetonide233110
VascepaIcosapent Ethyl21642
OmeprazoleOmeprazole20768
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters17964
Levothyroxine SodiumLevothyroxine Sodium16232
Icosapent EthylIcosapent Ethyl16153
Oxybutynin ChlorideOxybutynin Chloride14239
FurosemideFurosemide13535
SimvastatinSimvastatin12336
Rosuvastatin CalciumRosuvastatin Calcium12225
Metoprolol TartrateMetoprolol Tartrate11932
Alcohol PadsAlcohol Antiseptic Pads11245
Montelukast SodiumMontelukast Sodium10927
TradjentaLinagliptin10514
Albuterol Sulfate HfaAlbuterol Sulfate10131
IbuprofenIbuprofen10071
AllopurinolAllopurinol9526
HydrocortisoneHydrocortisone9045
Benazepril HclBenazepril Hcl8017
Donepezil HclDonepezil Hcl7926
Pantoprazole SodiumPantoprazole Sodium6826
FarxigaDapagliflozin Propanediol6616
Pravastatin SodiumPravastatin Sodium6314
FluocinonideFluocinonide6023
ClopidogrelClopidogrel Bisulfate5817
Azelastine HclAzelastine Hcl5642
DutasterideDutasteride4912
Hydralazine HclHydralazine Hcl4514
FinasterideFinasteride44suppressed
Paroxetine HclParoxetine Hcl4313
RybelsusSemaglutide41suppressed
BaclofenBaclofen4028
LoperamideLoperamide Hcl4031
Alcohol Prep PadsAlcohol Antiseptic Pads3822
NaproxenNaproxen3718
CreonLipase/Protease/Amylase36suppressed
Meclizine HclMeclizine Hcl3527
Nifedipine ErNifedipine35suppressed
Easy Comfort Pen NeedlesPen Needle, Diabetic34suppressed
MyrbetriqMirabegron34suppressed
CarvedilolCarvedilol33suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid33suppressed
ColchicineColchicine3211
Single Use SwabAlcohol Antiseptic Pads3221
Ventolin HfaAlbuterol Sulfate3113
Lantus SolostarInsulin Glargine,hum.Rec.Anlog30suppressed
Acetaminophen-CodeineAcetaminophen With Codeine2813
ZenpepLipase/Protease/Amylase2715
Fosinopril SodiumFosinopril Sodium26suppressed
AtenololAtenolol25suppressed
Fluticasone Propionate HfaFluticasone Propionate24suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate24suppressed
EliquisApixaban22suppressed
Folic AcidFolic Acid22suppressed
Megestrol AcetateMegestrol Acetate2217
Sildenafil CitrateSildenafil Citrate22suppressed
LansoprazoleLansoprazole21suppressed
Memantine HclMemantine Hcl21suppressed
Alcohol SwabAlcohol Antiseptic Pads2018
Combivent RespimatIpratropium/Albuterol Sulfate20suppressed
Advair HfaFluticasone Propion/Salmeterol19suppressed
BenzonatateBenzonatate1914
Albuterol SulfateAlbuterol Sulfate18suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog18suppressed
Venlafaxine HclVenlafaxine Hcl18suppressed
Alcohol SwabsAlcohol Antiseptic Pads17suppressed
Clonidine HclClonidine Hcl16suppressed
Promethazine-DmPromethazine/Dextromethorphan16suppressed
Qvar RedihalerBeclomethasone Dipropionate15suppressed
Zolpidem TartrateZolpidem Tartrate15suppressed
Duloxetine HclDuloxetine Hcl14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide14suppressed
Chlorhexidine GluconateChlorhexidine Gluconate13suppressed
Ciprofloxacin HclCiprofloxacin Hcl1311
Fluoxetine HclFluoxetine Hcl13suppressed
OzempicSemaglutide13suppressed
Tresiba Flextouch U-100Insulin Degludec13suppressed
Breo ElliptaFluticasone/Vilanterol12suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine12suppressed
Humalog Kwikpen U-100Insulin Lispro12suppressed
MeloxicamMeloxicam12suppressed
Propranolol HclPropranolol Hcl12suppressed
Repatha SureclickEvolocumab12suppressed
BumetanideBumetanide11suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic11suppressed
Novofine 32Pen Needle, Diabetic11suppressed
Olmesartan MedoxomilOlmesartan Medoxomil11suppressed
Vitamin D2Ergocalciferol (Vitamin D2)11suppressed

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