Healthcare provider profile · identity verified

Arnel Joaquin, M.D.

Internal Medicine · GLENDALE, CA · NPI 1720032980

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 Calcium44787
Levothyroxine SodiumLevothyroxine Sodium43152
Amlodipine BesylateAmlodipine Besylate26759
Tamsulosin HclTamsulosin Hcl25835
Metformin HclMetformin Hcl24843
Metoprolol SuccinateMetoprolol Succinate23934
Losartan PotassiumLosartan Potassium21445
OmeprazoleOmeprazole20034
LisinoprilLisinopril17532
Pravastatin SodiumPravastatin Sodium15921
GabapentinGabapentin15530
Quetiapine FumarateQuetiapine Fumarate15522
Benazepril HclBenazepril Hcl15120
LevetiracetamLevetiracetam14019
Metoprolol TartrateMetoprolol Tartrate13919
Pantoprazole SodiumPantoprazole Sodium13720
FamotidineFamotidine12616
Trazodone HclTrazodone Hcl12524
Olanzapine OdtOlanzapine12114
SimvastatinSimvastatin11518
Divalproex SodiumDivalproex Sodium10417
FurosemideFurosemide10117
Rosuvastatin CalciumRosuvastatin Calcium9212
AripiprazoleAripiprazole8913
OlanzapineOlanzapine8816
Albuterol Sulfate HfaAlbuterol Sulfate8528
RisperidoneRisperidone8216
Hydralazine HclHydralazine Hcl7813
Escitalopram OxalateEscitalopram Oxalate7213
Oxybutynin ChlorideOxybutynin Chloride69suppressed
CarbamazepineCarbamazepine66suppressed
FinasterideFinasteride65suppressed
HydrochlorothiazideHydrochlorothiazide6417
AllopurinolAllopurinol63suppressed
CarvedilolCarvedilol63suppressed
IbuprofenIbuprofen6019
Phenytoin Sodium ExtendedPhenytoin Sodium Extended60suppressed
JardianceEmpagliflozin5714
Divalproex Sodium ErDivalproex Sodium55suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters54suppressed
Benztropine MesylateBenztropine Mesylate53suppressed
Buspirone HclBuspirone Hcl51suppressed
EliquisApixaban51suppressed
Oxybutynin Chloride ErOxybutynin Chloride51suppressed
Sertraline HclSertraline Hcl51suppressed
Ventolin HfaAlbuterol Sulfate51suppressed
EzetimibeEzetimibe49suppressed
LactuloseLactulose4911
Potassium ChloridePotassium Chloride49suppressed
Montelukast SodiumMontelukast Sodium48suppressed
PhenobarbitalPhenobarbital48suppressed
TopiramateTopiramate48suppressed
EnuloseLactulose47suppressed
Alcohol Prep PadsAlcohol Antiseptic Pads43suppressed
MirtazapineMirtazapine43suppressed
GemfibrozilGemfibrozil41suppressed
Triamcinolone AcetonideTriamcinolone Acetonide40suppressed
BaclofenBaclofen38suppressed
Metoclopramide HclMetoclopramide Hcl38suppressed
Propranolol HclPropranolol Hcl38suppressed
Fluoxetine HclFluoxetine Hcl37suppressed
Zolpidem TartrateZolpidem Tartrate37suppressed
Clonidine HclClonidine Hcl36suppressed
Omeprazole-Sodium BicarbonateOmeprazole/Sodium Bicarbonate36suppressed
ClopidogrelClopidogrel Bisulfate35suppressed
Doxazosin MesylateDoxazosin Mesylate35suppressed
Enalapril MaleateEnalapril Maleate35suppressed
SpironolactoneSpironolactone34suppressed
VascepaIcosapent Ethyl34suppressed
Breo ElliptaFluticasone/Vilanterol33suppressed
JanuviaSitagliptin Phosphate32suppressed
Albuterol SulfateAlbuterol Sulfate31suppressed
LovastatinLovastatin31suppressed
Amiodarone HclAmiodarone Hcl30suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid30suppressed
Tolterodine Tartrate ErTolterodine Tartrate29suppressed
Fluticasone PropionateFluticasone Propionate28suppressed
NaproxenNaproxen28suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide27suppressed
Pioglitazone HclPioglitazone Hcl27suppressed
Risperidone OdtRisperidone27suppressed
AtenololAtenolol25suppressed
Folic AcidFolic Acid25suppressed
HaloperidolHaloperidol24suppressed
Memantine Hcl ErMemantine Hcl23suppressed
ClonazepamClonazepam22suppressed
Diclofenac SodiumDiclofenac Sodium21suppressed
FarxigaDapagliflozin Propanediol21suppressed
GlimepirideGlimepiride21suppressed
MyrbetriqMirabegron21suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter21suppressed
ConstuloseLactulose20suppressed
Hydroxyzine PamoateHydroxyzine Pamoate20suppressed
Citalopram HbrCitalopram Hydrobromide19suppressed
Naltrexone HclNaltrexone Hcl19suppressed
Alendronate SodiumAlendronate Sodium18suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril18suppressed
Donepezil HclDonepezil Hcl18suppressed
GlipizideGlipizide18suppressed
Lithium CarbonateLithium Carbonate18suppressed
Mometasone FuroateMometasone Furoate18suppressed
Fludrocortisone AcetateFludrocortisone Acetate17suppressed
Medroxyprogesterone AcetateMedroxyprogesterone Acetate17suppressed
MeloxicamMeloxicam17suppressed
Metformin Hcl ErMetformin Hcl17suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic17suppressed
Chlorhexidine GluconateChlorhexidine Gluconate16suppressed
Desmopressin AcetateDesmopressin Acetate16suppressed
KetoconazoleKetoconazole16suppressed
LorazepamLorazepam16suppressed
MethimazoleMethimazole16suppressed
Spiriva HandihalerTiotropium Bromide16suppressed
Bupropion Hcl SrBupropion Hcl15suppressed
DutasterideDutasteride15suppressed
Econazole NitrateEconazole Nitrate15suppressed
Incruse ElliptaUmeclidinium Bromide15suppressed
OxcarbazepineOxcarbazepine15suppressed
TemazepamTemazepam15suppressed
DigoxinDigoxin14suppressed
Icosapent EthylIcosapent Ethyl14suppressed
Megestrol AcetateMegestrol Acetate14suppressed
PhenytoinPhenytoin14suppressed
BicalutamideBicalutamide13suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate13suppressed
LamotrigineLamotrigine13suppressed
Silver SulfadiazineSilver Sulfadiazine13suppressed
ValsartanValsartan13suppressed
Calcitonin-SalmonCalcitonin,salmon,synthetic12suppressed
Carbamazepine ErCarbamazepine12suppressed
ChlorthalidoneChlorthalidone12suppressed
CilostazolCilostazol12suppressed
Clindamycin PhosphateClindamycin Phosphate12suppressed
EntrestoSacubitril/Valsartan12suppressed
HydrocortisoneHydrocortisone12suppressed
Invega SustennaPaliperidone Palmitate12suppressed
LacosamideLacosamide12suppressed
Midodrine HclMidodrine Hcl12suppressed
Niacin ErNiacin12suppressed
Prazosin HclPrazosin Hcl12suppressed
PrimidonePrimidone12suppressed
TradjentaLinagliptin12suppressed
Verapamil ErVerapamil Hcl12suppressed
Vitamin D2Ergocalciferol (Vitamin D2)12suppressed
XareltoRivaroxaban12suppressed
ZonisamideZonisamide12suppressed
Amitriptyline HclAmitriptyline Hcl11suppressed
Bupropion XlBupropion Hcl11suppressed
DiazepamDiazepam11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
FenofibrateFenofibrate Nanocrystallized11suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol11suppressed
Hydroxyzine HclHydroxyzine Hcl11suppressed
OzempicSemaglutide11suppressed
Tizanidine HclTizanidine 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