Healthcare provider profile · identity verified

Harry Chen, M.D.

Family Practice · FOWLER, CA · NPI 1457383358

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
Levothyroxine SodiumLevothyroxine Sodium368100
Atorvastatin CalciumAtorvastatin Calcium33699
PrednisonePrednisone294158
Amlodipine BesylateAmlodipine Besylate24574
Metformin HclMetformin Hcl22773
Albuterol Sulfate HfaAlbuterol Sulfate22272
Pioglitazone HclPioglitazone Hcl21958
LisinoprilLisinopril21760
GabapentinGabapentin21169
Tramadol HclTramadol Hcl20366
OmeprazoleOmeprazole19357
AmoxicillinAmoxicillin189119
GlimepirideGlimepiride17751
Metoprolol SuccinateMetoprolol Succinate16446
Rosuvastatin CalciumRosuvastatin Calcium16455
Terazosin HclTerazosin Hcl15242
MeloxicamMeloxicam13755
Losartan PotassiumLosartan Potassium13644
HydrochlorothiazideHydrochlorothiazide12541
Pantoprazole SodiumPantoprazole Sodium12133
FurosemideFurosemide11942
Tamsulosin HclTamsulosin Hcl10837
FamotidineFamotidine10634
Pravastatin SodiumPravastatin Sodium9822
AzithromycinAzithromycin9767
AlprazolamAlprazolam9217
SimvastatinSimvastatin9224
Triamcinolone AcetonideTriamcinolone Acetonide9244
Diclofenac SodiumDiclofenac Sodium8721
Metoprolol TartrateMetoprolol Tartrate8526
FinasterideFinasteride8123
IbuprofenIbuprofen8127
AllopurinolAllopurinol7921
NaproxenNaproxen7928
Alendronate SodiumAlendronate Sodium7824
GlipizideGlipizide7021
ClopidogrelClopidogrel Bisulfate6717
BumetanideBumetanide6316
KetoconazoleKetoconazole6238
Sertraline HclSertraline Hcl5712
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav5646
LorazepamLorazepam5619
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5212
Testosterone CypionateTestosterone Cypionate4912
Ciprofloxacin HclCiprofloxacin Hcl4837
Diltiazem 24hr Er (Cd)Diltiazem Hcl4615
Fluticasone PropionateFluticasone Propionate4614
Carbidopa-LevodopaCarbidopa/Levodopa45suppressed
Tizanidine HclTizanidine Hcl4524
ValsartanValsartan44suppressed
Amitriptyline HclAmitriptyline Hcl4319
EstradiolEstradiol4314
JanuviaSitagliptin Phosphate43suppressed
Clonidine HclClonidine Hcl42suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl42suppressed
Sildenafil CitrateSildenafil Citrate41suppressed
Zolpidem TartrateZolpidem Tartrate41suppressed
Clindamycin HclClindamycin Hcl3928
Doxazosin MesylateDoxazosin Mesylate3911
CarvedilolCarvedilol38suppressed
Montelukast SodiumMontelukast Sodium3813
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide37suppressed
Acetaminophen-CodeineAcetaminophen With Codeine3414
JardianceEmpagliflozin34suppressed
LevetiracetamLevetiracetam34suppressed
AtenololAtenolol3312
Meclizine HclMeclizine Hcl3312
OzempicSemaglutide31suppressed
LovastatinLovastatin30suppressed
EliquisApixaban29suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2923
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide29suppressed
Benazepril HclBenazepril Hcl28suppressed
Citalopram HbrCitalopram Hydrobromide2811
ClonazepamClonazepam28suppressed
Glipizide ErGlipizide28suppressed
Oxybutynin ChlorideOxybutynin Chloride2811
Cyanocobalamin InjectionCyanocobalamin (Vitamin B-12)26suppressed
CefdinirCefdinir2522
CelecoxibCelecoxib25suppressed
TemazepamTemazepam25suppressed
BaclofenBaclofen24suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog24suppressed
Donepezil HclDonepezil Hcl24suppressed
EzetimibeEzetimibe24suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst2417
Ammonium LactateAmmonium Lactate23suppressed
Doxycycline HyclateDoxycycline Hyclate2318
FenofibrateFenofibrate23suppressed
MirtazapineMirtazapine23suppressed
CephalexinCephalexin2218
Hydralazine HclHydralazine Hcl22suppressed
Terbinafine HclTerbinafine Hcl2211
LevofloxacinLevofloxacin2119
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril20suppressed
FluconazoleFluconazole2015
AripiprazoleAripiprazole19suppressed
Hydroxychloroquine SulfateHydroxychloroquine Sulfate19suppressed
Ondansetron OdtOndansetron19suppressed
SucralfateSucralfate19suppressed
Bupropion XlBupropion Hcl18suppressed
DigoxinDigoxin18suppressed
Wixela InhubFluticasone Propion/Salmeterol18suppressed
EntrestoSacubitril/Valsartan17suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate17suppressed
MethimazoleMethimazole17suppressed
Potassium ChloridePotassium Chloride17suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide16suppressed
OfloxacinOfloxacin1611
Ropinirole HclRopinirole Hcl16suppressed
MetronidazoleMetronidazole1511
Quetiapine FumarateQuetiapine Fumarate15suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid15suppressed
Trospium ChlorideTrospium Chloride15suppressed
Betamethasone Diprop AugmentedBetamethasone/Propylene Glyc1412
Breo ElliptaFluticasone/Vilanterol14suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
Isosorbide DinitrateIsosorbide Dinitrate14suppressed
MupirocinMupirocin1411
Prednisolone AcetatePrednisolone Acetate1411
PropylthiouracilPropylthiouracil14suppressed
Silver SulfadiazineSilver Sulfadiazine14suppressed
CefadroxilCefadroxil13suppressed
ColchicineColchicine13suppressed
FarxigaDapagliflozin Propanediol13suppressed
Labetalol HclLabetalol Hcl13suppressed
LactuloseLactulose13suppressed
Novolin 70-30Insulin Nph Hum/Reg Insulin Hm13suppressed
Trazodone HclTrazodone Hcl13suppressed
TrulicityDulaglutide13suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic13suppressed
Venlafaxine Hcl ErVenlafaxine Hcl13suppressed
Warfarin SodiumWarfarin Sodium13suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr12suppressed
Clindamycin PhosphateClindamycin Phosphate12suppressed
Combivent RespimatIpratropium/Albuterol Sulfate12suppressed
Diltiazem HclDiltiazem Hcl12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
Humalog Mix 75-25 KwikpenInsulin Lispro Protamin/Lispro12suppressed
Hydroxyzine HclHydroxyzine Hcl12suppressed
LoperamideLoperamide Hcl1211
OlanzapineOlanzapine12suppressed
Sumatriptan SuccinateSumatriptan Succinate12suppressed
TobramycinTobramycin1212
Clobetasol PropionateClobetasol Propionate11suppressed
MyrbetriqMirabegron11suppressed
Nifedipine ErNifedipine11suppressed
NystatinNystatin11suppressed
Phentermine HclPhentermine 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