Healthcare provider profile · identity verified

Mark H Conley, D.O.

Internal Medicine · PARK RIDGE, IL · NPI 1366471856

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 Calcium496144
Amlodipine BesylateAmlodipine Besylate381114
Losartan PotassiumLosartan Potassium357100
LisinoprilLisinopril27984
Rosuvastatin CalciumRosuvastatin Calcium25279
Levothyroxine SodiumLevothyroxine Sodium24968
Metformin HclMetformin Hcl20161
HydrochlorothiazideHydrochlorothiazide17858
Metoprolol SuccinateMetoprolol Succinate17354
SimvastatinSimvastatin16148
GabapentinGabapentin15144
OmeprazoleOmeprazole12737
EliquisApixaban12034
Escitalopram OxalateEscitalopram Oxalate11332
Metoprolol TartrateMetoprolol Tartrate10736
CarvedilolCarvedilol9628
AllopurinolAllopurinol9529
FurosemideFurosemide9237
Pantoprazole SodiumPantoprazole Sodium9036
Tamsulosin HclTamsulosin Hcl9031
AlprazolamAlprazolam8532
Albuterol Sulfate HfaAlbuterol Sulfate8428
Sertraline HclSertraline Hcl8427
Montelukast SodiumMontelukast Sodium7420
Trazodone HclTrazodone Hcl7024
Pravastatin SodiumPravastatin Sodium6922
Fluticasone PropionateFluticasone Propionate6722
BumetanideBumetanide6521
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen6315
AtenololAtenolol6217
Breo ElliptaFluticasone/Vilanterol59suppressed
Warfarin SodiumWarfarin Sodium5817
MethylprednisoloneMethylprednisolone5347
PregabalinPregabalin5311
ClopidogrelClopidogrel Bisulfate5217
Tramadol HclTramadol Hcl5116
Metformin Hcl ErMetformin Hcl4914
FinasterideFinasteride4716
SynthroidLevothyroxine Sodium4411
JardianceEmpagliflozin4212
Benazepril HclBenazepril Hcl4111
Citalopram HbrCitalopram Hydrobromide39suppressed
EzetimibeEzetimibe39suppressed
JanuviaSitagliptin Phosphate39suppressed
ValsartanValsartan3812
Alendronate SodiumAlendronate Sodium3714
Trelegy ElliptaFluticasone/Umeclidin/Vilanter33suppressed
Zolpidem TartrateZolpidem Tartrate33suppressed
Duloxetine HclDuloxetine Hcl30suppressed
Olmesartan MedoxomilOlmesartan Medoxomil30suppressed
Glipizide ErGlipizide29suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog28suppressed
Venlafaxine Hcl ErVenlafaxine Hcl28suppressed
Donepezil HclDonepezil Hcl26suppressed
Paroxetine HclParoxetine Hcl26suppressed
SpironolactoneSpironolactone26suppressed
TrulicityDulaglutide26suppressed
XareltoRivaroxaban26suppressed
MirtazapineMirtazapine25suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2416
Buspirone HclBuspirone Hcl23suppressed
Alfuzosin Hcl ErAlfuzosin Hcl22suppressed
FenofibrateFenofibrate22suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide22suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl22suppressed
FarxigaDapagliflozin Propanediol21suppressed
Fluoxetine HclFluoxetine Hcl20suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen20suppressed
PrednisonePrednisone2011
AzithromycinAzithromycin1915
LorazepamLorazepam19suppressed
Potassium ChloridePotassium Chloride19suppressed
RamiprilRamipril19suppressed
CelecoxibCelecoxib18suppressed
OzempicSemaglutide18suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1812
Wixela InhubFluticasone Propion/Salmeterol18suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1714
AripiprazoleAripiprazole17suppressed
KetoconazoleKetoconazole17suppressed
ClonazepamClonazepam16suppressed
GlimepirideGlimepiride16suppressed
Clonidine HclClonidine Hcl15suppressed
Enalapril MaleateEnalapril Maleate14suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog13suppressed
Doxazosin MesylateDoxazosin Mesylate13suppressed
Felodipine ErFelodipine13suppressed
HumalogInsulin Lispro13suppressed
HydrocortisoneHydrocortisone13suppressed
LansoprazoleLansoprazole13suppressed
LantusInsulin Glargine,hum.Rec.Anlog13suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic13suppressed
FamotidineFamotidine12suppressed
GlipizideGlipizide12suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide12suppressed
Meclizine HclMeclizine Hcl12suppressed
EplerenoneEplerenone11suppressed
MeloxicamMeloxicam11suppressed
Spiriva HandihalerTiotropium Bromide11suppressed

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