Healthcare provider profile · identity verified

Matthew Brumbaugh, M.D.

Internal Medicine · ATTLEBORO, MA · NPI 1346478534

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 Calcium21870
Rosuvastatin CalciumRosuvastatin Calcium12434
Levothyroxine SodiumLevothyroxine Sodium11426
LisinoprilLisinopril9525
Losartan PotassiumLosartan Potassium7522
Amlodipine BesylateAmlodipine Besylate7422
Trazodone HclTrazodone Hcl5921
LorazepamLorazepam5616
AlprazolamAlprazolam5511
SynthroidLevothyroxine Sodium55suppressed
Metoprolol SuccinateMetoprolol Succinate5415
OmeprazoleOmeprazole4915
GabapentinGabapentin46suppressed
Fluticasone PropionateFluticasone Propionate3613
HydrochlorothiazideHydrochlorothiazide36suppressed
CephalexinCephalexin3415
FamotidineFamotidine3013
MounjaroTirzepatide30suppressed
Tamsulosin HclTamsulosin Hcl30suppressed
AzithromycinAzithromycin2924
DiazepamDiazepam28suppressed
Zolpidem TartrateZolpidem Tartrate28suppressed
AmoxicillinAmoxicillin2719
FinasterideFinasteride27suppressed
Fluoxetine HclFluoxetine Hcl27suppressed
PrednisonePrednisone2714
Breo ElliptaFluticasone/Vilanterol26suppressed
Metformin HclMetformin Hcl26suppressed
Montelukast SodiumMontelukast Sodium24suppressed
PregabalinPregabalin24suppressed
Sertraline HclSertraline Hcl24suppressed
AllopurinolAllopurinol23suppressed
ChlorthalidoneChlorthalidone23suppressed
Pantoprazole SodiumPantoprazole Sodium23suppressed
Doxycycline HyclateDoxycycline Hyclate2215
EliquisApixaban22suppressed
PaxlovidNirmatrelvir/Ritonavir2221
LovastatinLovastatin21suppressed
EzetimibeEzetimibe20suppressed
Olmesartan MedoxomilOlmesartan Medoxomil20suppressed
Oxycodone HclOxycodone Hcl20suppressed
Potassium ChloridePotassium Chloride20suppressed
AtenololAtenolol19suppressed
MeloxicamMeloxicam18suppressed
XareltoRivaroxaban17suppressed
Pravastatin SodiumPravastatin Sodium16suppressed
Venlafaxine Hcl ErVenlafaxine Hcl16suppressed
Escitalopram OxalateEscitalopram Oxalate15suppressed
Candesartan CilexetilCandesartan Cilexetil14suppressed
DigoxinDigoxin14suppressed
Klor-Con M20Potassium Chloride14suppressed
OxycontinOxycodone Hcl13suppressed
ValacyclovirValacyclovir Hcl13suppressed
Ciprofloxacin HclCiprofloxacin Hcl1211
SimvastatinSimvastatin12suppressed
Sumatriptan SuccinateSumatriptan Succinate12suppressed
Vitamin D2Ergocalciferol (Vitamin D2)12suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl11suppressed
Hydroxyzine PamoateHydroxyzine Pamoate11suppressed
Metformin Hcl ErMetformin Hcl11suppressed
OzempicSemaglutide11suppressed
TemazepamTemazepam11suppressed

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