Healthcare provider profile · identity verified

David N Macleod, MD

Family Practice · CONCORD, NH · NPI 1821544198

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 Calcium26696
LisinoprilLisinopril19358
Amlodipine BesylateAmlodipine Besylate14056
Levothyroxine SodiumLevothyroxine Sodium12838
Metformin HclMetformin Hcl12244
Losartan PotassiumLosartan Potassium10236
Pantoprazole SodiumPantoprazole Sodium9436
OmeprazoleOmeprazole8124
HydrochlorothiazideHydrochlorothiazide6920
Trazodone HclTrazodone Hcl6814
Metoprolol SuccinateMetoprolol Succinate6622
Rosuvastatin CalciumRosuvastatin Calcium6322
Sertraline HclSertraline Hcl6319
SimvastatinSimvastatin6218
Albuterol Sulfate HfaAlbuterol Sulfate6135
Metoprolol TartrateMetoprolol Tartrate5925
GabapentinGabapentin5121
Escitalopram OxalateEscitalopram Oxalate4116
FurosemideFurosemide4119
Warfarin SodiumWarfarin Sodium4114
PrednisonePrednisone4033
ClopidogrelClopidogrel Bisulfate37suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl3715
Pravastatin SodiumPravastatin Sodium3713
Doxycycline HyclateDoxycycline Hyclate3330
EzetimibeEzetimibe3312
Metformin Hcl ErMetformin Hcl31suppressed
Amitriptyline HclAmitriptyline Hcl25suppressed
CarvedilolCarvedilol25suppressed
EliquisApixaban25suppressed
Tamsulosin HclTamsulosin Hcl25suppressed
LorazepamLorazepam2412
Potassium ChloridePotassium Chloride2411
Diclofenac PotassiumDiclofenac Potassium2315
FamotidineFamotidine23suppressed
SpironolactoneSpironolactone23suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav2222
CelecoxibCelecoxib21suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium21suppressed
SynthroidLevothyroxine Sodium20suppressed
AcyclovirAcyclovir19suppressed
AtenololAtenolol19suppressed
Buspirone HclBuspirone Hcl19suppressed
CephalexinCephalexin1917
Montelukast SodiumMontelukast Sodium19suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1914
ChlorthalidoneChlorthalidone18suppressed
Duloxetine HclDuloxetine Hcl18suppressed
Fluticasone PropionateFluticasone Propionate18suppressed
LovastatinLovastatin18suppressed
MirtazapineMirtazapine18suppressed
Tizanidine HclTizanidine Hcl18suppressed
AzithromycinAzithromycin1716
Bupropion XlBupropion Hcl17suppressed
Venlafaxine Hcl ErVenlafaxine Hcl17suppressed
Azelastine HclAzelastine Hcl16suppressed
OzempicSemaglutide16suppressed
Glipizide ErGlipizide15suppressed
JardianceEmpagliflozin15suppressed
AnastrozoleAnastrozole14suppressed
Oxycodone HclOxycodone Hcl14suppressed
Citalopram HbrCitalopram Hydrobromide13suppressed
Donepezil HclDonepezil Hcl13suppressed
FinasterideFinasteride12suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog12suppressed
Tramadol HclTramadol Hcl12suppressed
Fludrocortisone AcetateFludrocortisone Acetate11suppressed
Fluoxetine HclFluoxetine Hcl11suppressed
KetoconazoleKetoconazole11suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst11suppressed
TorsemideTorsemide11suppressed
Wixela InhubFluticasone Propion/Salmeterol11suppressed
XareltoRivaroxaban11suppressed

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