Healthcare provider profile · identity verified

Matthew K Belcher, MD

Family Practice · SOUTH PORTLAND, ME · NPI 1952351223

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 Calcium363100
LisinoprilLisinopril19150
Levothyroxine SodiumLevothyroxine Sodium15038
OmeprazoleOmeprazole13936
Amlodipine BesylateAmlodipine Besylate12537
SimvastatinSimvastatin11232
Losartan PotassiumLosartan Potassium9630
Metoprolol SuccinateMetoprolol Succinate9023
EliquisApixaban6915
AllopurinolAllopurinol6414
Sertraline HclSertraline Hcl6218
TrulicityDulaglutide58suppressed
Tamsulosin HclTamsulosin Hcl5715
HydrochlorothiazideHydrochlorothiazide5018
Metoprolol TartrateMetoprolol Tartrate50suppressed
Metformin Hcl ErMetformin Hcl4913
GabapentinGabapentin4712
JardianceEmpagliflozin46suppressed
Albuterol Sulfate HfaAlbuterol Sulfate4525
Metformin HclMetformin Hcl4514
Olmesartan MedoxomilOlmesartan Medoxomil4413
Rosuvastatin CalciumRosuvastatin Calcium4416
Duloxetine HclDuloxetine Hcl43suppressed
PrednisonePrednisone3517
FamotidineFamotidine34suppressed
XareltoRivaroxaban33suppressed
Alendronate SodiumAlendronate Sodium32suppressed
FurosemideFurosemide3214
OzempicSemaglutide31suppressed
GlimepirideGlimepiride30suppressed
Montelukast SodiumMontelukast Sodium30suppressed
Pravastatin SodiumPravastatin Sodium30suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide29suppressed
Bupropion XlBupropion Hcl28suppressed
Potassium ChloridePotassium Chloride28suppressed
Trazodone HclTrazodone Hcl26suppressed
Citalopram HbrCitalopram Hydrobromide23suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl22suppressed
ValacyclovirValacyclovir Hcl22suppressed
AtenololAtenolol21suppressed
Enalapril MaleateEnalapril Maleate21suppressed
JanuviaSitagliptin Phosphate21suppressed
Warfarin SodiumWarfarin Sodium21suppressed
BaclofenBaclofen20suppressed
CarvedilolCarvedilol20suppressed
ChlorthalidoneChlorthalidone20suppressed
Escitalopram OxalateEscitalopram Oxalate20suppressed
EzetimibeEzetimibe20suppressed
Pantoprazole SodiumPantoprazole Sodium19suppressed
Ropinirole HclRopinirole Hcl19suppressed
Advair HfaFluticasone Propion/Salmeterol18suppressed
AmoxicillinAmoxicillin17suppressed
Buspirone HclBuspirone Hcl16suppressed
Carbidopa-LevodopaCarbidopa/Levodopa16suppressed
Doxazosin MesylateDoxazosin Mesylate16suppressed
Tolterodine Tartrate ErTolterodine Tartrate16suppressed
Glipizide ErGlipizide15suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip14suppressed
Paroxetine HclParoxetine Hcl14suppressed
SynthroidLevothyroxine Sodium14suppressed
CelecoxibCelecoxib13suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl13suppressed
FinasterideFinasteride13suppressed
Fluticasone PropionateFluticasone Propionate13suppressed
Novolog FlexpenInsulin Aspart13suppressed
Oxybutynin Chloride ErOxybutynin Chloride13suppressed
Donepezil HclDonepezil Hcl12suppressed
Fluoxetine HclFluoxetine Hcl12suppressed
LovastatinLovastatin12suppressed
MirtazapineMirtazapine12suppressed
PaxlovidNirmatrelvir/Ritonavir1212
Repatha SureclickEvolocumab12suppressed
Tresiba Flextouch U-100Insulin Degludec12suppressed
ValsartanValsartan12suppressed
Zolpidem TartrateZolpidem Tartrate12suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate11suppressed

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