Healthcare provider profile · identity verified

Sandra Michelle Buchanan, APRN

Nurse Practitioner · LOUISVILLE, KY · NPI 1649665746

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
Potassium ChloridePotassium Chloride18446
GabapentinGabapentin15824
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen15845
FurosemideFurosemide15338
LorazepamLorazepam15366
EliquisApixaban13915
Levothyroxine SodiumLevothyroxine Sodium11220
Tramadol HclTramadol Hcl10213
BumetanideBumetanide7113
GlycopyrrolateGlycopyrrolate6441
SpironolactoneSpironolactone6215
TrulicityDulaglutide58suppressed
Metoprolol TartrateMetoprolol Tartrate5615
Ipratropium-AlbuterolIpratropium/Albuterol Sulfate5523
NystatinNystatin5524
Hydromorphone HclHydromorphone Hcl5437
Atorvastatin CalciumAtorvastatin Calcium5211
Lantus SolostarInsulin Glargine,hum.Rec.Anlog51suppressed
OmeprazoleOmeprazole5111
Pantoprazole SodiumPantoprazole Sodium5113
Amlodipine BesylateAmlodipine Besylate46suppressed
Quetiapine FumarateQuetiapine Fumarate46suppressed
Hydromorphone HclHydromorphone Hcl/Pf4022
Ondansetron OdtOndansetron3925
MetolazoneMetolazone34suppressed
LantusInsulin Glargine,hum.Rec.Anlog33suppressed
LisinoprilLisinopril33suppressed
TorsemideTorsemide33suppressed
Haloperidol LactateHaloperidol Lactate3213
CarvedilolCarvedilol31suppressed
MirtazapineMirtazapine31suppressed
ClotrimazoleClotrimazole30suppressed
Trazodone HclTrazodone Hcl30suppressed
Hydralazine HclHydralazine Hcl29suppressed
Diclofenac SodiumDiclofenac Sodium27suppressed
PregabalinPregabalin27suppressed
LactuloseLactulose25suppressed
Sertraline HclSertraline Hcl25suppressed
Losartan PotassiumLosartan Potassium24suppressed
Montelukast SodiumMontelukast Sodium24suppressed
SsdSilver Sulfadiazine24suppressed
DigoxinDigoxin23suppressed
Albuterol SulfateAlbuterol Sulfate2218
PrednisonePrednisone22suppressed
AlprazolamAlprazolam20suppressed
DexamethasoneDexamethasone20suppressed
FamotidineFamotidine20suppressed
Metoprolol SuccinateMetoprolol Succinate19suppressed
CelecoxibCelecoxib18suppressed
ClonazepamClonazepam18suppressed
Memantine HclMemantine Hcl18suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog17suppressed
Amiodarone HclAmiodarone Hcl16suppressed
Doxycycline HyclateDoxycycline Hyclate1613
Warfarin SodiumWarfarin Sodium16suppressed
BaclofenBaclofen15suppressed
Dorzolamide-TimololDorzolamide Hcl/Timolol Maleat15suppressed
FinasterideFinasteride15suppressed
MyrbetriqMirabegron15suppressed
Triamcinolone AcetonideTriamcinolone Acetonide15suppressed
ClopidogrelClopidogrel Bisulfate14suppressed
Insulin Glargine-YfgnInsulin Glargine-Yfgn14suppressed
LevetiracetamLevetiracetam14suppressed
Metformin HclMetformin Hcl14suppressed
MethylprednisoloneMethylprednisolone1414
Rosuvastatin CalciumRosuvastatin Calcium14suppressed
Tamsulosin HclTamsulosin Hcl14suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog13suppressed
AmantadineAmantadine Hcl12suppressed
FenofibrateFenofibrate Nanocrystallized12suppressed
TemazepamTemazepam12suppressed
AzathioprineAzathioprine11suppressed
CephalexinCephalexin11suppressed
FiaspInsulin Aspart (Niacinamide)11suppressed
LacosamideLacosamide11suppressed
LinzessLinaclotide11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
Tresiba Flextouch U-100Insulin Degludec11suppressed

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