Healthcare provider profile · identity verified

Huy Phan

Family Practice · FONTANA, CA · NPI 1013108794

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 Calcium453124
Amlodipine BesylateAmlodipine Besylate351102
Levothyroxine SodiumLevothyroxine Sodium21062
LisinoprilLisinopril16652
Losartan PotassiumLosartan Potassium15846
OmeprazoleOmeprazole13041
Tamsulosin HclTamsulosin Hcl12741
Metformin HclMetformin Hcl12644
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11320
Metoprolol SuccinateMetoprolol Succinate9130
GabapentinGabapentin8830
OzempicSemaglutide8616
FurosemideFurosemide8522
HydrochlorothiazideHydrochlorothiazide8325
EliquisApixaban8121
Pantoprazole SodiumPantoprazole Sodium6823
AllopurinolAllopurinol6420
Fluticasone PropionateFluticasone Propionate6320
Zolpidem TartrateZolpidem Tartrate6312
MeloxicamMeloxicam5917
SynthroidLevothyroxine Sodium5918
Olmesartan MedoxomilOlmesartan Medoxomil5815
Trazodone HclTrazodone Hcl5616
Rosuvastatin CalciumRosuvastatin Calcium5317
SimvastatinSimvastatin5316
LorazepamLorazepam5212
Sertraline HclSertraline Hcl5116
Pravastatin SodiumPravastatin Sodium5015
Citalopram HbrCitalopram Hydrobromide4814
LovastatinLovastatin4813
Albuterol Sulfate HfaAlbuterol Sulfate4614
AtenololAtenolol4616
ValsartanValsartan4413
AlprazolamAlprazolam42suppressed
Alendronate SodiumAlendronate Sodium4115
Benazepril HclBenazepril Hcl4112
Glipizide ErGlipizide4112
AzithromycinAzithromycin4038
JardianceEmpagliflozin40suppressed
Escitalopram OxalateEscitalopram Oxalate39suppressed
PregabalinPregabalin34suppressed
Tramadol HclTramadol Hcl3215
ClopidogrelClopidogrel Bisulfate31suppressed
DiazepamDiazepam30suppressed
MethylprednisoloneMethylprednisolone2926
FinasterideFinasteride28suppressed
KetoconazoleKetoconazole2716
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen27suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid27suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr25suppressed
Metoprolol TartrateMetoprolol Tartrate25suppressed
Montelukast SodiumMontelukast Sodium24suppressed
Potassium ChloridePotassium Chloride24suppressed
CarvedilolCarvedilol23suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2218
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide22suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2221
TemazepamTemazepam22suppressed
TrulicityDulaglutide22suppressed
Amitriptyline HclAmitriptyline Hcl21suppressed
Ciprofloxacin HclCiprofloxacin Hcl2115
Breo ElliptaFluticasone/Vilanterol20suppressed
Diclofenac SodiumDiclofenac Sodium20suppressed
SpironolactoneSpironolactone20suppressed
ValacyclovirValacyclovir Hcl20suppressed
Nebivolol HclNebivolol Hcl19suppressed
Sumatriptan SuccinateSumatriptan Succinate19suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl17suppressed
MounjaroTirzepatide17suppressed
ChlorthalidoneChlorthalidone16suppressed
IbuprofenIbuprofen16suppressed
NaproxenNaproxen16suppressed
Oxybutynin Chloride ErOxybutynin Chloride16suppressed
Acetaminophen-CodeineAcetaminophen With Codeine15suppressed
AcyclovirAcyclovir15suppressed
PaxlovidNirmatrelvir/Ritonavir1515
PrednisonePrednisone15suppressed
Doxazosin MesylateDoxazosin Mesylate14suppressed
IrbesartanIrbesartan14suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog14suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide14suppressed
Pioglitazone HclPioglitazone Hcl14suppressed
VascepaIcosapent Ethyl14suppressed
XareltoRivaroxaban14suppressed
BreynaBudesonide/Formoterol Fumarate13suppressed
Bupropion XlBupropion Hcl13suppressed
Cyproheptadine HclCyproheptadine Hcl13suppressed
DutasterideDutasteride13suppressed
EzetimibeEzetimibe13suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1311
CholestyramineCholestyramine (With Sugar)12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
MirtazapineMirtazapine12suppressed
Morphine Sulfate ErMorphine Sulfate12suppressed
Olmesartan-HydrochlorothiazideOlmesartan/Hydrochlorothiazide12suppressed
RamiprilRamipril12suppressed
Terazosin HclTerazosin Hcl12suppressed
TestosteroneTestosterone12suppressed
Thioridazine HclThioridazine Hcl12suppressed
ArmodafinilArmodafinil11suppressed
CephalexinCephalexin11suppressed
EplerenoneEplerenone11suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium11suppressed
Meclizine HclMeclizine 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