Healthcare provider profile · identity verified

Mara E Terras, M.D.

Internal Medicine · MADISON, WI · NPI 1700175551

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 Calcium34987
Levothyroxine SodiumLevothyroxine Sodium33680
Amlodipine BesylateAmlodipine Besylate27782
LisinoprilLisinopril24761
Rosuvastatin CalciumRosuvastatin Calcium22862
OmeprazoleOmeprazole21953
HydrochlorothiazideHydrochlorothiazide20253
Losartan PotassiumLosartan Potassium19848
Metoprolol SuccinateMetoprolol Succinate13831
SimvastatinSimvastatin13434
Trazodone HclTrazodone Hcl12426
Sertraline HclSertraline Hcl11022
Metformin Hcl ErMetformin Hcl10823
EliquisApixaban10725
AtenololAtenolol10325
Fluticasone PropionateFluticasone Propionate10037
Escitalopram OxalateEscitalopram Oxalate9823
GabapentinGabapentin9124
FamotidineFamotidine8221
Oxycodone HclOxycodone Hcl8115
Pravastatin SodiumPravastatin Sodium7517
FurosemideFurosemide7323
Pantoprazole SodiumPantoprazole Sodium7318
CarvedilolCarvedilol6313
Bupropion XlBupropion Hcl6115
XareltoRivaroxaban61suppressed
Donepezil HclDonepezil Hcl59suppressed
Alendronate SodiumAlendronate Sodium5818
IrbesartanIrbesartan5715
Fluoxetine HclFluoxetine Hcl5117
Venlafaxine Hcl ErVenlafaxine Hcl50suppressed
Citalopram HbrCitalopram Hydrobromide4912
Zolpidem TartrateZolpidem Tartrate4913
Memantine HclMemantine Hcl48suppressed
Metoprolol TartrateMetoprolol Tartrate4813
ValsartanValsartan4813
Potassium ChloridePotassium Chloride4718
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid4513
Metformin HclMetformin Hcl4313
EstradiolEstradiol4214
Duloxetine HclDuloxetine Hcl40suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3923
LovastatinLovastatin39suppressed
Glipizide ErGlipizide38suppressed
DiazepamDiazepam37suppressed
SpironolactoneSpironolactone3711
LorazepamLorazepam35suppressed
MirtazapineMirtazapine35suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen34suppressed
Tamsulosin HclTamsulosin Hcl34suppressed
LamotrigineLamotrigine33suppressed
Sumatriptan SuccinateSumatriptan Succinate33suppressed
Paroxetine HclParoxetine Hcl31suppressed
ChlorthalidoneChlorthalidone30suppressed
JanuviaSitagliptin Phosphate30suppressed
Tramadol HclTramadol Hcl3014
FarxigaDapagliflozin Propanediol28suppressed
MounjaroTirzepatide26suppressed
AllopurinolAllopurinol25suppressed
AmoxicillinAmoxicillin2516
Benazepril HclBenazepril Hcl25suppressed
Buspirone HclBuspirone Hcl25suppressed
ClonazepamClonazepam24suppressed
ClopidogrelClopidogrel Bisulfate24suppressed
ValacyclovirValacyclovir Hcl24suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl2313
Diclofenac SodiumDiclofenac Sodium23suppressed
JardianceEmpagliflozin23suppressed
Ondansetron OdtOndansetron22suppressed
SynthroidLevothyroxine Sodium22suppressed
Tizanidine HclTizanidine Hcl21suppressed
MyrbetriqMirabegron20suppressed
PregabalinPregabalin20suppressed
Warfarin SodiumWarfarin Sodium20suppressed
Advair HfaFluticasone Propion/Salmeterol19suppressed
AlprazolamAlprazolam19suppressed
NystatinNystatin1914
EzetimibeEzetimibe18suppressed
FinasterideFinasteride18suppressed
OzempicSemaglutide18suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1816
Bupropion Hcl SrBupropion Hcl17suppressed
NitroglycerinNitroglycerin1711
Ventolin HfaAlbuterol Sulfate17suppressed
EstringEstradiol16suppressed
Ropinirole HclRopinirole Hcl16suppressed
TrulicityDulaglutide16suppressed
BaclofenBaclofen15suppressed
BumetanideBumetanide15suppressed
Ondansetron HclOndansetron Hcl15suppressed
OxycontinOxycodone Hcl15suppressed
Propranolol HclPropranolol Hcl15suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1411
Olmesartan MedoxomilOlmesartan Medoxomil14suppressed
RybelsusSemaglutide14suppressed
AnastrozoleAnastrozole13suppressed
Fluticasone Propionate HfaFluticasone Propionate13suppressed
Propranolol Hcl ErPropranolol Hcl13suppressed
Xtampza ErOxycodone Myristate13suppressed
Acetaminophen-CodeineAcetaminophen With Codeine12suppressed
FentanylFentanyl12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate12suppressed
PremarinEstrogens, Conjugated12suppressed
XiidraLifitegrast12suppressed
Azelastine HclAzelastine Hcl11suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog11suppressed
Desmopressin AcetateDesmopressin (Nonrefrigerated)11suppressed
Fluvoxamine MaleateFluvoxamine Maleate11suppressed
Oxybutynin Chloride ErOxybutynin Chloride11suppressed
Quetiapine FumarateQuetiapine Fumarate11suppressed

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