Healthcare provider profile · identity verified

Yan Dai, MD

Internal Medicine · LIVERMORE, CA · NPI 1740368836

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 Calcium440156
Losartan PotassiumLosartan Potassium330105
LisinoprilLisinopril19872
Amlodipine BesylateAmlodipine Besylate15854
HydrochlorothiazideHydrochlorothiazide15854
Levothyroxine SodiumLevothyroxine Sodium14544
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12926
Metformin Hcl ErMetformin Hcl11641
Fluticasone PropionateFluticasone Propionate11537
AtenololAtenolol10939
Metformin HclMetformin Hcl9632
SimvastatinSimvastatin9633
Tamsulosin HclTamsulosin Hcl9435
GabapentinGabapentin8726
Albuterol Sulfate HfaAlbuterol Sulfate8041
FamotidineFamotidine6520
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide6220
Metoprolol TartrateMetoprolol Tartrate6220
Zolpidem TartrateZolpidem Tartrate62suppressed
GlipizideGlipizide5819
AlvescoCiclesonide5731
Metoprolol SuccinateMetoprolol Succinate5719
Trazodone HclTrazodone Hcl5517
AllopurinolAllopurinol5418
FurosemideFurosemide5325
Pantoprazole SodiumPantoprazole Sodium5117
Rosuvastatin CalciumRosuvastatin Calcium4616
Alendronate SodiumAlendronate Sodium4315
LovastatinLovastatin4213
Wixela InhubFluticasone Propion/Salmeterol38suppressed
IbuprofenIbuprofen3721
OmeprazoleOmeprazole3714
Triamcinolone AcetonideTriamcinolone Acetonide3621
Humulin NInsulin Nph Human Isophane35suppressed
Tizanidine HclTizanidine Hcl35suppressed
FinasterideFinasteride31suppressed
ColchicineColchicine30suppressed
Potassium ChloridePotassium Chloride3011
PradaxaDabigatran Etexilate Mesylate3013
CarvedilolCarvedilol28suppressed
AmoxicillinAmoxicillin2519
AzithromycinAzithromycin2524
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide25suppressed
MeloxicamMeloxicam2517
Nortriptyline HclNortriptyline Hcl24suppressed
NystatinNystatin23suppressed
Terazosin HclTerazosin Hcl22suppressed
ClonidineClonidine21suppressed
PrednisonePrednisone21suppressed
Clobetasol PropionateClobetasol Propionate20suppressed
BaclofenBaclofen19suppressed
Chlorhexidine GluconateChlorhexidine Gluconate19suppressed
HydrocortisoneHydrocortisone1912
Isosorbide Mononitrate ErIsosorbide Mononitrate18suppressed
Propranolol HclPropranolol Hcl18suppressed
Pravastatin SodiumPravastatin Sodium17suppressed
SpironolactoneSpironolactone17suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml17suppressed
Fluoxetine HclFluoxetine Hcl16suppressed
Glipizide ErGlipizide16suppressed
JardianceEmpagliflozin16suppressed
Boostrix TdapDiphth,pertuss(Acell),tet Vac1414
ChlorthalidoneChlorthalidone14suppressed
Duloxetine HclDuloxetine Hcl14suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen14suppressed
Sumatriptan SuccinateSumatriptan Succinate14suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1311
CefadroxilCefadroxil12suppressed
Montelukast SodiumMontelukast Sodium12suppressed
Morphine Sulfate ErMorphine Sulfate12suppressed
NabumetoneNabumetone12suppressed
Oxycodone HclOxycodone Hcl12suppressed
Promethazine HclPromethazine Hcl12suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid12suppressed
Citalopram HbrCitalopram Hydrobromide11suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium11suppressed
FluocinonideFluocinonide11suppressed
Hydralazine HclHydralazine Hcl11suppressed
LorazepamLorazepam11suppressed
Verapamil ErVerapamil 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