Healthcare provider profile · identity verified

Ian Waggett, MD

Internal Medicine · CONCORD, NH · NPI 1235248899

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 Calcium382112
Amlodipine BesylateAmlodipine Besylate21063
LisinoprilLisinopril15852
Metoprolol SuccinateMetoprolol Succinate14038
Pantoprazole SodiumPantoprazole Sodium13733
HydrochlorothiazideHydrochlorothiazide12940
Losartan PotassiumLosartan Potassium11333
Levothyroxine SodiumLevothyroxine Sodium10733
GabapentinGabapentin9223
Rosuvastatin CalciumRosuvastatin Calcium8225
EliquisApixaban7721
Sertraline HclSertraline Hcl7321
OmeprazoleOmeprazole6922
SimvastatinSimvastatin6621
Metformin HclMetformin Hcl6320
Metoprolol TartrateMetoprolol Tartrate5615
Pravastatin SodiumPravastatin Sodium4917
AlprazolamAlprazolam47suppressed
Tamsulosin HclTamsulosin Hcl4712
MirtazapineMirtazapine45suppressed
Venlafaxine Hcl ErVenlafaxine Hcl45suppressed
MounjaroTirzepatide43suppressed
AllopurinolAllopurinol4113
XareltoRivaroxaban41suppressed
AtenololAtenolol38suppressed
Trazodone HclTrazodone Hcl3814
FurosemideFurosemide37suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide3612
Buprenorphine HclBuprenorphine Hcl35suppressed
Potassium ChloridePotassium Chloride33suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3113
Duloxetine HclDuloxetine Hcl31suppressed
Metformin Hcl ErMetformin Hcl31suppressed
Tramadol HclTramadol Hcl31suppressed
CelecoxibCelecoxib30suppressed
GlipizideGlipizide29suppressed
ClonazepamClonazepam25suppressed
Glipizide ErGlipizide24suppressed
PrednisonePrednisone24suppressed
SynthroidLevothyroxine Sodium24suppressed
Warfarin SodiumWarfarin Sodium23suppressed
Bupropion XlBupropion Hcl22suppressed
Alendronate SodiumAlendronate Sodium21suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
Zolpidem TartrateZolpidem Tartrate21suppressed
TorsemideTorsemide20suppressed
LorazepamLorazepam19suppressed
OzempicSemaglutide19suppressed
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl18suppressed
Fluticasone PropionateFluticasone Propionate18suppressed
SucralfateSucralfate18suppressed
Donepezil HclDonepezil Hcl17suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium17suppressed
MeloxicamMeloxicam17suppressed
DiazepamDiazepam16suppressed
Escitalopram OxalateEscitalopram Oxalate16suppressed
LatanoprostLatanoprost16suppressed
Memantine HclMemantine Hcl16suppressed
Montelukast SodiumMontelukast Sodium16suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate15suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide15suppressed
BuprenorphineBuprenorphine14suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol14suppressed
Olmesartan MedoxomilOlmesartan Medoxomil14suppressed
ValsartanValsartan14suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine13suppressed
Ropinirole HclRopinirole Hcl13suppressed
ValacyclovirValacyclovir Hcl13suppressed
Benazepril HclBenazepril Hcl12suppressed
Bupropion HclBupropion Hcl12suppressed
ChlorthalidoneChlorthalidone12suppressed
EnbrelEtanercept12suppressed
EstazolamEstazolam12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12suppressed
Nortriptyline HclNortriptyline Hcl12suppressed
Propranolol HclPropranolol Hcl12suppressed
Tolterodine TartrateTolterodine Tartrate12suppressed
Ambien CrZolpidem Tartrate11suppressed
Citalopram HbrCitalopram Hydrobromide11suppressed
EnuloseLactulose11suppressed
Valsartan-HydrochlorothiazideValsartan/Hydrochlorothiazide11suppressed

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