Healthcare provider profile · identity verified

Cassandra Walsh, APRN

Nurse Practitioner · COLUMBIA, SC · NPI 1093271165

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 Sodium10331
Atorvastatin CalciumAtorvastatin Calcium9935
Amlodipine BesylateAmlodipine Besylate7424
FurosemideFurosemide6331
GabapentinGabapentin5521
EliquisApixaban5115
OmeprazoleOmeprazole5114
Losartan PotassiumLosartan Potassium4918
Pantoprazole SodiumPantoprazole Sodium4920
LisinoprilLisinopril4615
Montelukast SodiumMontelukast Sodium4317
Sertraline HclSertraline Hcl4314
Tramadol HclTramadol Hcl4313
CarvedilolCarvedilol4116
AlprazolamAlprazolam3913
LorazepamLorazepam3911
PrednisonePrednisone3821
Metformin HclMetformin Hcl3714
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen35suppressed
Quetiapine FumarateQuetiapine Fumarate35suppressed
Metoprolol TartrateMetoprolol Tartrate3415
MirtazapineMirtazapine3413
Fluticasone PropionateFluticasone Propionate3317
Rosuvastatin CalciumRosuvastatin Calcium3315
Albuterol Sulfate HfaAlbuterol Sulfate3018
NystatinNystatin3019
Potassium ChloridePotassium Chloride3013
Ciprofloxacin HclCiprofloxacin Hcl2920
Cyclobenzaprine HclCyclobenzaprine Hcl29suppressed
Trazodone HclTrazodone Hcl2815
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2622
Duloxetine HclDuloxetine Hcl2612
PregabalinPregabalin24suppressed
FinasterideFinasteride22suppressed
FluconazoleFluconazole2216
Metoprolol SuccinateMetoprolol Succinate22suppressed
Vitamin D2Ergocalciferol (Vitamin D2)22suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
Doxycycline HyclateDoxycycline Hyclate2015
Tamsulosin HclTamsulosin Hcl20suppressed
Escitalopram OxalateEscitalopram Oxalate19suppressed
FamotidineFamotidine19suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen19suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim1816
Hydralazine HclHydralazine Hcl17suppressed
SimvastatinSimvastatin17suppressed
SpironolactoneSpironolactone17suppressed
Ondansetron HclOndansetron Hcl15suppressed
Dicyclomine HclDicyclomine Hcl14suppressed
MeloxicamMeloxicam14suppressed
Ondansetron OdtOndansetron14suppressed
OlanzapineOlanzapine13suppressed
Propranolol HclPropranolol Hcl13suppressed
Bupropion Hcl SrBupropion Hcl12suppressed
Donepezil HclDonepezil Hcl12suppressed
FarxigaDapagliflozin Propanediol12suppressed
MethylprednisoloneMethylprednisolone12suppressed
Buspirone HclBuspirone Hcl11suppressed
Folic AcidFolic Acid11suppressed
GemtesaVibegron11suppressed
LevetiracetamLevetiracetam11suppressed
Oxybutynin ChlorideOxybutynin Chloride11suppressed
Ultra-Fine Short Pen NeedlePen Needle, Diabetic11suppressed

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