Healthcare provider profile · identity verified

Patrick M O'Meara, M.D.

Internal Medicine · ELMHURST, IL · NPI 1437127891

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 Calcium698195
Levothyroxine SodiumLevothyroxine Sodium538137
Amlodipine BesylateAmlodipine Besylate529143
Rosuvastatin CalciumRosuvastatin Calcium434126
IrbesartanIrbesartan409110
Losartan PotassiumLosartan Potassium36895
Metformin HclMetformin Hcl336106
HydrochlorothiazideHydrochlorothiazide29784
Metoprolol SuccinateMetoprolol Succinate29685
LisinoprilLisinopril28484
Pantoprazole SodiumPantoprazole Sodium23473
Escitalopram OxalateEscitalopram Oxalate20463
OmeprazoleOmeprazole20060
Tamsulosin HclTamsulosin Hcl19365
SimvastatinSimvastatin18857
FurosemideFurosemide17537
EliquisApixaban17031
Pravastatin SodiumPravastatin Sodium16449
AlprazolamAlprazolam15743
Metoprolol TartrateMetoprolol Tartrate15538
ClopidogrelClopidogrel Bisulfate14343
Montelukast SodiumMontelukast Sodium14052
TrulicityDulaglutide10816
AllopurinolAllopurinol10731
Tramadol HclTramadol Hcl10631
GabapentinGabapentin10532
Potassium ChloridePotassium Chloride9837
SpironolactoneSpironolactone9423
Albuterol Sulfate HfaAlbuterol Sulfate8934
FinasterideFinasteride8920
EzetimibeEzetimibe8628
PrednisonePrednisone7852
Fluticasone PropionateFluticasone Propionate7733
Duloxetine HclDuloxetine Hcl7017
Sertraline HclSertraline Hcl7022
CarvedilolCarvedilol6518
XareltoRivaroxaban6515
FamotidineFamotidine6417
Diltiazem 24hr Er (Cd)Diltiazem Hcl6319
Donepezil HclDonepezil Hcl6212
Lantus SolostarInsulin Glargine,hum.Rec.Anlog6222
Trazodone HclTrazodone Hcl6123
JardianceEmpagliflozin5819
Zolpidem TartrateZolpidem Tartrate5617
Pioglitazone HclPioglitazone Hcl5214
Cyclobenzaprine HclCyclobenzaprine Hcl5023
RamiprilRamipril5012
Triamcinolone AcetonideTriamcinolone Acetonide4928
Citalopram HbrCitalopram Hydrobromide4713
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim4734
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen4617
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide4313
LamotrigineLamotrigine42suppressed
Metformin Hcl ErMetformin Hcl4214
OzempicSemaglutide42suppressed
Warfarin SodiumWarfarin Sodium41suppressed
LovastatinLovastatin3911
Memantine HclMemantine Hcl37suppressed
Klor-Con M20Potassium Chloride36suppressed
LorazepamLorazepam3613
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide34suppressed
MeloxicamMeloxicam3412
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid34suppressed
Glipizide ErGlipizide33suppressed
Venlafaxine Hcl ErVenlafaxine Hcl33suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst3214
Benazepril HclBenazepril Hcl31suppressed
Enalapril MaleateEnalapril Maleate31suppressed
Fluoxetine HclFluoxetine Hcl30suppressed
Solifenacin SuccinateSolifenacin Succinate30suppressed
DigoxinDigoxin29suppressed
GlimepirideGlimepiride29suppressed
JanuviaSitagliptin Phosphate29suppressed
AtenololAtenolol28suppressed
Breo ElliptaFluticasone/Vilanterol28suppressed
JantovenWarfarin Sodium28suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic27suppressed
Meclizine HclMeclizine Hcl2614
Clonidine HclClonidine Hcl25suppressed
Doxycycline HyclateDoxycycline Hyclate2518
Nifedipine ErNifedipine25suppressed
RexultiBrexpiprazole25suppressed
BaclofenBaclofen24suppressed
DutasterideDutasteride24suppressed
Ropinirole HclRopinirole Hcl24suppressed
SynthroidLevothyroxine Sodium24suppressed
AzithromycinAzithromycin2321
Esomeprazole MagnesiumEsomeprazole Magnesium23suppressed
Novolog FlexpenInsulin Aspart23suppressed
ValsartanValsartan23suppressed
Alendronate SodiumAlendronate Sodium21suppressed
Bupropion Hcl SrBupropion Hcl21suppressed
CelecoxibCelecoxib21suppressed
ClonazepamClonazepam21suppressed
MyrbetriqMirabegron21suppressed
Olmesartan MedoxomilOlmesartan Medoxomil21suppressed
TorsemideTorsemide21suppressed
Amitriptyline HclAmitriptyline Hcl20suppressed
KetoconazoleKetoconazole20suppressed
LevetiracetamLevetiracetam19suppressed
SymbicortBudesonide/Formoterol Fumarate19suppressed
Diltiazem HclDiltiazem Hcl18suppressed
Oxybutynin ChlorideOxybutynin Chloride18suppressed
Tresiba Flextouch U-100Insulin Degludec18suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog17suppressed
Benztropine MesylateBenztropine Mesylate17suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol17suppressed
LantusInsulin Glargine,hum.Rec.Anlog17suppressed
Ondansetron HclOndansetron Hcl17suppressed
Propranolol HclPropranolol Hcl17suppressed
Propranolol Hcl ErPropranolol Hcl17suppressed
DiazepamDiazepam16suppressed
GlipizideGlipizide16suppressed
Paroxetine HclParoxetine Hcl16suppressed
Bupropion XlBupropion Hcl15suppressed
Doxazosin MesylateDoxazosin Mesylate15suppressed
GemfibrozilGemfibrozil15suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate15suppressed
Techlite Pen NeedlePen Needle, Diabetic15suppressed
Amiodarone HclAmiodarone Hcl14suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1413
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide14suppressed
ColchicineColchicine14suppressed
Combivent RespimatIpratropium/Albuterol Sulfate14suppressed
HumalogInsulin Lispro14suppressed
Hydralazine HclHydralazine Hcl14suppressed
MethocarbamolMethocarbamol14suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic14suppressed
Verapamil ErVerapamil Hcl14suppressed
AmoxicillinAmoxicillin1313
BumetanideBumetanide13suppressed
MounjaroTirzepatide13suppressed
NystatinNystatin13suppressed
Terazosin HclTerazosin Hcl13suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril12suppressed
CephalexinCephalexin12suppressed
Desvenlafaxine Succinate ErDesvenlafaxine Succinate12suppressed
Diclofenac SodiumDiclofenac Sodium12suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride12suppressed
MirtazapineMirtazapine12suppressed
NaproxenNaproxen12suppressed
Quetiapine FumarateQuetiapine Fumarate12suppressed
Dilt-XrDiltiazem Hcl11suppressed
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide11suppressed
OlanzapineOlanzapine11suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic11suppressed

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