Healthcare provider profile · identity verified

Greta J Kuphal, MD

Family Practice · MADISON, WI · NPI 1346280310

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
Levothyroxine SodiumLevothyroxine Sodium19845
Amlodipine BesylateAmlodipine Besylate16543
Atorvastatin CalciumAtorvastatin Calcium12522
OmeprazoleOmeprazole11124
Rosuvastatin CalciumRosuvastatin Calcium10935
Losartan PotassiumLosartan Potassium10324
Pantoprazole SodiumPantoprazole Sodium8815
Metformin Hcl ErMetformin Hcl8717
LisinoprilLisinopril8423
EliquisApixaban8217
GabapentinGabapentin7920
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen75suppressed
SimvastatinSimvastatin6612
Metoprolol SuccinateMetoprolol Succinate6213
OzempicSemaglutide52suppressed
Trazodone HclTrazodone Hcl5212
Duloxetine HclDuloxetine Hcl5012
Potassium ChloridePotassium Chloride49suppressed
ValacyclovirValacyclovir Hcl4913
HydrochlorothiazideHydrochlorothiazide4715
Montelukast SodiumMontelukast Sodium44suppressed
Albuterol Sulfate HfaAlbuterol Sulfate4021
Diclofenac SodiumDiclofenac Sodium39suppressed
Fluticasone PropionateFluticasone Propionate3813
Escitalopram OxalateEscitalopram Oxalate37suppressed
Tamsulosin HclTamsulosin Hcl37suppressed
Bupropion XlBupropion Hcl3611
BaclofenBaclofen34suppressed
FurosemideFurosemide34suppressed
PregabalinPregabalin33suppressed
ClonazepamClonazepam32suppressed
AllopurinolAllopurinol30suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl30suppressed
Metoprolol TartrateMetoprolol Tartrate30suppressed
Zolpidem TartrateZolpidem Tartrate30suppressed
Alendronate SodiumAlendronate Sodium29suppressed
FamotidineFamotidine29suppressed
Sertraline HclSertraline Hcl29suppressed
Ventolin HfaAlbuterol Sulfate2813
Amitriptyline HclAmitriptyline Hcl26suppressed
Pravastatin SodiumPravastatin Sodium26suppressed
AtenololAtenolol25suppressed
FentanylFentanyl25suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol25suppressed
CarvedilolCarvedilol24suppressed
Morphine Sulfate ErMorphine Sulfate24suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog22suppressed
ClopidogrelClopidogrel Bisulfate22suppressed
Estradiol (Once Weekly)Estradiol21suppressed
JardianceEmpagliflozin21suppressed
Tramadol HclTramadol Hcl21suppressed
AcyclovirAcyclovir19suppressed
Oxycodone HclOxycodone Hcl19suppressed
SpironolactoneSpironolactone19suppressed
TrulicityDulaglutide19suppressed
EstradiolEstradiol18suppressed
InvokanaCanagliflozin18suppressed
LorazepamLorazepam18suppressed
Benazepril HclBenazepril Hcl16suppressed
Ondansetron OdtOndansetron16suppressed
Spiriva HandihalerTiotropium Bromide16suppressed
ChlorthalidoneChlorthalidone15suppressed
Glipizide ErGlipizide15suppressed
Ropinirole HclRopinirole Hcl15suppressed
VascepaIcosapent Ethyl15suppressed
Clobetasol PropionateClobetasol Propionate14suppressed
LantusInsulin Glargine,hum.Rec.Anlog14suppressed
Metformin HclMetformin Hcl14suppressed
FarxigaDapagliflozin Propanediol13suppressed
FenofibrateFenofibrate Nanocrystallized13suppressed
MirtazapineMirtazapine13suppressed
ProgesteroneProgesterone, Micronized13suppressed
TemazepamTemazepam13suppressed
Armour ThyroidThyroid,pork12suppressed
IrbesartanIrbesartan12suppressed
Propranolol HclPropranolol Hcl12suppressed
ValsartanValsartan12suppressed
Zolpidem Tartrate ErZolpidem Tartrate12suppressed
Oxybutynin Chloride ErOxybutynin Chloride11suppressed

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