Healthcare provider profile · identity verified

Tara Rognan, D.O.

Family Practice · LAKE ST LOUIS, MO · NPI 1598147886

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
Rosuvastatin CalciumRosuvastatin Calcium382107
Levothyroxine SodiumLevothyroxine Sodium30783
Atorvastatin CalciumAtorvastatin Calcium24980
LisinoprilLisinopril22159
Amlodipine BesylateAmlodipine Besylate17853
Losartan PotassiumLosartan Potassium16748
HydrochlorothiazideHydrochlorothiazide15945
GabapentinGabapentin15134
Pantoprazole SodiumPantoprazole Sodium12937
OmeprazoleOmeprazole11736
Alendronate SodiumAlendronate Sodium11135
FurosemideFurosemide10828
Metoprolol SuccinateMetoprolol Succinate10827
Trazodone HclTrazodone Hcl10827
AlprazolamAlprazolam10636
Duloxetine HclDuloxetine Hcl9323
Metformin Hcl ErMetformin Hcl9328
Pravastatin SodiumPravastatin Sodium9028
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen8634
Sertraline HclSertraline Hcl8322
OzempicSemaglutide8217
Escitalopram OxalateEscitalopram Oxalate7926
MeloxicamMeloxicam7225
Tamsulosin HclTamsulosin Hcl7019
Potassium ChloridePotassium Chloride6619
Tramadol HclTramadol Hcl5827
ArexvyRsvpref3 Antigen/As01e/Pf5454
EzetimibeEzetimibe5414
Albuterol Sulfate HfaAlbuterol Sulfate5328
Zolpidem TartrateZolpidem Tartrate5321
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5214
SimvastatinSimvastatin4917
Tizanidine HclTizanidine Hcl4917
GlimepirideGlimepiride4816
DiazepamDiazepam4611
Metformin HclMetformin Hcl4312
AllopurinolAllopurinol4212
Citalopram HbrCitalopram Hydrobromide4212
FamotidineFamotidine4211
Metoprolol TartrateMetoprolol Tartrate4215
Venlafaxine Hcl ErVenlafaxine Hcl42suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen3518
Ropinirole HclRopinirole Hcl35suppressed
FenofibrateFenofibrate32suppressed
Fluticasone PropionateFluticasone Propionate3216
Fluoxetine HclFluoxetine Hcl31suppressed
Trelegy ElliptaFluticasone/Umeclidin/Vilanter30suppressed
CarvedilolCarvedilol29suppressed
Memantine HclMemantine Hcl28suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2712
LorazepamLorazepam2711
SpironolactoneSpironolactone26suppressed
Montelukast SodiumMontelukast Sodium25suppressed
Propranolol HclPropranolol Hcl25suppressed
Pioglitazone HclPioglitazone Hcl24suppressed
ClopidogrelClopidogrel Bisulfate22suppressed
Ondansetron OdtOndansetron2213
Oxybutynin Chloride ErOxybutynin Chloride22suppressed
AtenololAtenolol21suppressed
Diclofenac SodiumDiclofenac Sodium21suppressed
AcyclovirAcyclovir19suppressed
IrbesartanIrbesartan19suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride19suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide19suppressed
Paroxetine HclParoxetine Hcl19suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine18suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate18suppressed
PrednisonePrednisone1814
Vitamin D2Ergocalciferol (Vitamin D2)18suppressed
Amitriptyline HclAmitriptyline Hcl17suppressed
Hydroxyzine HclHydroxyzine Hcl17suppressed
JardianceEmpagliflozin17suppressed
PregabalinPregabalin17suppressed
CephalexinCephalexin1615
GlipizideGlipizide16suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog16suppressed
NystatinNystatin16suppressed
OlanzapineOlanzapine16suppressed
Propranolol Hcl ErPropranolol Hcl16suppressed
Clobetasol PropionateClobetasol Propionate15suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl15suppressed
Donepezil HclDonepezil Hcl15suppressed
Oxybutynin ChlorideOxybutynin Chloride15suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl15suppressed
SynthroidLevothyroxine Sodium15suppressed
TopiramateTopiramate15suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril14suppressed
Dicyclomine HclDicyclomine Hcl14suppressed
Ibandronate SodiumIbandronate Sodium14suppressed
Olmesartan MedoxomilOlmesartan Medoxomil14suppressed
Raloxifene HclRaloxifene Hcl14suppressed
CelecoxibCelecoxib13suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium13suppressed
EstradiolEstradiol13suppressed
LevetiracetamLevetiracetam13suppressed
Liothyronine SodiumLiothyronine Sodium13suppressed
Acetaminophen-CodeineAcetaminophen With Codeine12suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1211
AzithromycinAzithromycin1211
Buspirone HclBuspirone Hcl12suppressed
Enalapril MaleateEnalapril Maleate12suppressed
Ipratropium BromideIpratropium Bromide12suppressed
JanuviaSitagliptin Phosphate12suppressed
Warfarin SodiumWarfarin Sodium12suppressed
Bupropion XlBupropion Hcl11suppressed
Carbamazepine ErCarbamazepine11suppressed
Divalproex Sodium ErDivalproex Sodium11suppressed
FluconazoleFluconazole11suppressed
LovastatinLovastatin11suppressed
Olanzapine OdtOlanzapine11suppressed
Ondansetron HclOndansetron Hcl11suppressed
Risedronate SodiumRisedronate Sodium11suppressed
RybelsusSemaglutide11suppressed
TradjentaLinagliptin11suppressed
ValacyclovirValacyclovir Hcl11suppressed
ValsartanValsartan11suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide11suppressed

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