Healthcare provider profile · identity verified

Jennifer Schaffer, APNP

Nurse Practitioner · NEW LONDON, WI · NPI 1164850780

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 Calcium11144
OmeprazoleOmeprazole7825
LisinoprilLisinopril6429
CephalexinCephalexin6261
Rosuvastatin CalciumRosuvastatin Calcium6022
Levothyroxine SodiumLevothyroxine Sodium5922
Losartan PotassiumLosartan Potassium5322
Amlodipine BesylateAmlodipine Besylate5222
Pantoprazole SodiumPantoprazole Sodium4517
SimvastatinSimvastatin4415
Metoprolol SuccinateMetoprolol Succinate4016
GabapentinGabapentin3817
HydrochlorothiazideHydrochlorothiazide3819
FurosemideFurosemide3516
CefdinirCefdinir2929
EliquisApixaban2913
AzithromycinAzithromycin2424
Escitalopram OxalateEscitalopram Oxalate24suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2323
AmoxicillinAmoxicillin2221
Potassium ChloridePotassium Chloride2211
Tamsulosin HclTamsulosin Hcl22suppressed
Alendronate SodiumAlendronate Sodium20suppressed
Metformin Hcl ErMetformin Hcl2011
Metoprolol TartrateMetoprolol Tartrate20suppressed
OzempicSemaglutide20suppressed
Pravastatin SodiumPravastatin Sodium20suppressed
Montelukast SodiumMontelukast Sodium19suppressed
Sertraline HclSertraline Hcl19suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1818
Fluoxetine HclFluoxetine Hcl18suppressed
PaxlovidNirmatrelvir/Ritonavir1818
Albuterol Sulfate HfaAlbuterol Sulfate1714
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide17suppressed
Metformin HclMetformin Hcl17suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1716
CarvedilolCarvedilol15suppressed
Citalopram HbrCitalopram Hydrobromide15suppressed
Donepezil HclDonepezil Hcl15suppressed
Bupropion Hcl SrBupropion Hcl14suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1412
Oxybutynin Chloride ErOxybutynin Chloride13suppressed
ClopidogrelClopidogrel Bisulfate12suppressed
FinasterideFinasteride12suppressed
IrbesartanIrbesartan12suppressed
Memantine HclMemantine Hcl12suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1111
Tizanidine HclTizanidine Hcl11suppressed

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