Healthcare provider profile · identity verified

Michael J Mctiernan, MD

Family Practice · GAINESVILLE, FL · NPI 1154337665

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 Calcium27985
Levothyroxine SodiumLevothyroxine Sodium23673
LisinoprilLisinopril21069
Amlodipine BesylateAmlodipine Besylate17761
OmeprazoleOmeprazole15444
Metformin HclMetformin Hcl12545
Sertraline HclSertraline Hcl12435
Metoprolol SuccinateMetoprolol Succinate11840
GabapentinGabapentin11738
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide10333
LorazepamLorazepam9928
Tamsulosin HclTamsulosin Hcl9331
AllopurinolAllopurinol8824
Metformin Hcl ErMetformin Hcl8324
Fluticasone PropionateFluticasone Propionate7827
EliquisApixaban7519
CarvedilolCarvedilol7322
HydrochlorothiazideHydrochlorothiazide7223
Losartan PotassiumLosartan Potassium6625
Trazodone HclTrazodone Hcl6419
Metoprolol TartrateMetoprolol Tartrate6221
Pantoprazole SodiumPantoprazole Sodium5823
FamotidineFamotidine5614
Rosuvastatin CalciumRosuvastatin Calcium5521
Montelukast SodiumMontelukast Sodium5321
Albuterol Sulfate HfaAlbuterol Sulfate4920
Escitalopram OxalateEscitalopram Oxalate4716
MeloxicamMeloxicam4716
Zolpidem TartrateZolpidem Tartrate4618
Doxycycline HyclateDoxycycline Hyclate4333
SimvastatinSimvastatin4313
SpironolactoneSpironolactone43suppressed
Tramadol HclTramadol Hcl4317
Duloxetine HclDuloxetine Hcl42suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol4211
ValsartanValsartan3713
GlipizideGlipizide36suppressed
Sumatriptan SuccinateSumatriptan Succinate33suppressed
Potassium ChloridePotassium Chloride32suppressed
SynthroidLevothyroxine Sodium32suppressed
FurosemideFurosemide3112
Pravastatin SodiumPravastatin Sodium31suppressed
AmoxicillinAmoxicillin3020
PrednisonePrednisone2916
OzempicSemaglutide28suppressed
Bupropion XlBupropion Hcl27suppressed
CelecoxibCelecoxib27suppressed
Terbinafine HclTerbinafine Hcl2619
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide26suppressed
PregabalinPregabalin25suppressed
Amitriptyline HclAmitriptyline Hcl24suppressed
AtenololAtenolol23suppressed
FinasterideFinasteride23suppressed
GlimepirideGlimepiride23suppressed
EstradiolEstradiol22suppressed
Rabeprazole SodiumRabeprazole Sodium22suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2214
AlprazolamAlprazolam2111
AzithromycinAzithromycin2119
Diltiazem 24hr Er (Cd)Diltiazem Hcl21suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide21suppressed
TemazepamTemazepam21suppressed
Benazepril-HydrochlorothiazideBenazepril/Hydrochlorothiazide20suppressed
ClonazepamClonazepam20suppressed
KetoconazoleKetoconazole2011
AcyclovirAcyclovir19suppressed
ClopidogrelClopidogrel Bisulfate19suppressed
Fluoxetine HclFluoxetine Hcl19suppressed
BumetanideBumetanide18suppressed
Clonidine HclClonidine Hcl18suppressed
Donepezil HclDonepezil Hcl18suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium17suppressed
Tizanidine HclTizanidine Hcl17suppressed
CholestyramineCholestyramine (With Sugar)16suppressed
Citalopram HbrCitalopram Hydrobromide16suppressed
Ipratropium BromideIpratropium Bromide16suppressed
Olmesartan MedoxomilOlmesartan Medoxomil16suppressed
Azelastine HclAzelastine Hcl15suppressed
JardianceEmpagliflozin15suppressed
Memantine HclMemantine Hcl15suppressed
HydrocortisoneHydrocortisone14suppressed
Labetalol HclLabetalol Hcl14suppressed
Sildenafil CitrateSildenafil Citrate14suppressed
ChlorthalidoneChlorthalidone13suppressed
DiazepamDiazepam13suppressed
IndapamideIndapamide13suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
Ondansetron HclOndansetron Hcl13suppressed
Tolterodine Tartrate ErTolterodine Tartrate13suppressed
ValacyclovirValacyclovir Hcl13suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine12suppressed
FluocinonideFluocinonide12suppressed
MounjaroTirzepatide12suppressed
Paroxetine HclParoxetine Hcl12suppressed
SymbicortBudesonide/Formoterol Fumarate12suppressed
Desvenlafaxine Succinate ErDesvenlafaxine Succinate11suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride11suppressed
Propranolol Hcl ErPropranolol Hcl11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed

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