Healthcare provider profile · identity verified

Martha Mcguffin, NP

Nurse Practitioner · SPRINGERVILLE, AZ · NPI 1407226269

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 Calcium28665
Levothyroxine SodiumLevothyroxine Sodium28461
LisinoprilLisinopril21447
Losartan PotassiumLosartan Potassium18951
Metformin HclMetformin Hcl13628
GabapentinGabapentin13431
Amlodipine BesylateAmlodipine Besylate13131
OmeprazoleOmeprazole12029
Metoprolol TartrateMetoprolol Tartrate10724
HydrochlorothiazideHydrochlorothiazide9726
Montelukast SodiumMontelukast Sodium9320
Sertraline HclSertraline Hcl9224
Albuterol Sulfate HfaAlbuterol Sulfate8932
Metoprolol SuccinateMetoprolol Succinate8920
Rosuvastatin CalciumRosuvastatin Calcium8920
Fluticasone PropionateFluticasone Propionate8225
FurosemideFurosemide8216
Tizanidine HclTizanidine Hcl7625
EliquisApixaban7214
Potassium ChloridePotassium Chloride6813
FamotidineFamotidine6716
Pantoprazole SodiumPantoprazole Sodium6721
SimvastatinSimvastatin6611
Trazodone HclTrazodone Hcl5816
ClopidogrelClopidogrel Bisulfate56suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5013
OzempicSemaglutide46suppressed
AtenololAtenolol44suppressed
Ropinirole HclRopinirole Hcl44suppressed
Tamsulosin HclTamsulosin Hcl4411
Duloxetine HclDuloxetine Hcl43suppressed
GlipizideGlipizide43suppressed
IbuprofenIbuprofen4312
JanuviaSitagliptin Phosphate42suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl41suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen39suppressed
Citalopram HbrCitalopram Hydrobromide38suppressed
Omega-3 Acid Ethyl EstersOmega-3 Acid Ethyl Esters36suppressed
Amitriptyline HclAmitriptyline Hcl35suppressed
AllopurinolAllopurinol34suppressed
Diclofenac SodiumDiclofenac Sodium34suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog34suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl32suppressed
FluconazoleFluconazole3212
Metformin Hcl ErMetformin Hcl31suppressed
Alendronate SodiumAlendronate Sodium29suppressed
CarvedilolCarvedilol2912
Fluoxetine HclFluoxetine Hcl29suppressed
Pioglitazone HclPioglitazone Hcl27suppressed
TopiramateTopiramate27suppressed
Toujeo Max SolostarInsulin Glargine,hum.Rec.Anlog27suppressed
AripiprazoleAripiprazole25suppressed
CephalexinCephalexin2522
Hydroxyzine HclHydroxyzine Hcl25suppressed
XareltoRivaroxaban25suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide24suppressed
GlimepirideGlimepiride22suppressed
Clonidine HclClonidine Hcl20suppressed
Glipizide ErGlipizide20suppressed
SpironolactoneSpironolactone20suppressed
Pravastatin SodiumPravastatin Sodium19suppressed
Alcohol PadsAlcohol Antiseptic Pads18suppressed
Ondansetron OdtOndansetron18suppressed
AzithromycinAzithromycin1717
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog17suppressed
CelecoxibCelecoxib17suppressed
Meclizine HclMeclizine Hcl17suppressed
SucralfateSucralfate17suppressed
ClotrimazoleClotrimazole16suppressed
Insulin SyringeSyringe And Needle,insulin,1ml16suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic16suppressed
CefdinirCefdinir1514
Esomeprazole MagnesiumEsomeprazole Magnesium14suppressed
ValacyclovirValacyclovir Hcl14suppressed
Arnuity ElliptaFluticasone Furoate13suppressed
FenofibrateFenofibrate13suppressed
Levemir FlexpenInsulin Detemir13suppressed
LevetiracetamLevetiracetam13suppressed
Promethazine HclPromethazine Hcl13suppressed
Tolterodine Tartrate ErTolterodine Tartrate13suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid13suppressed
FinasterideFinasteride12suppressed
Gvoke Hypopen 2-PackGlucagon12suppressed
LantusInsulin Glargine,hum.Rec.Anlog12suppressed
NystatinNystatin12suppressed
Bupropion XlBupropion Hcl11suppressed
CalcitriolCalcitriol11suppressed
JardianceEmpagliflozin11suppressed
MeloxicamMeloxicam11suppressed
MethocarbamolMethocarbamol11suppressed
Ropinirole ErRopinirole Hcl11suppressed
Sumatriptan SuccinateSumatriptan Succinate11suppressed
Tolterodine TartrateTolterodine Tartrate11suppressed
Tramadol HclTramadol Hcl11suppressed
TrulicityDulaglutide11suppressed

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