Healthcare provider profile · identity verified

Cheri Colette Mather, M.D.

Internal Medicine · LEBANON, NH · NPI 1225028574

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 Calcium519139
Levothyroxine SodiumLevothyroxine Sodium28670
LisinoprilLisinopril26872
Amlodipine BesylateAmlodipine Besylate18651
OmeprazoleOmeprazole14445
Losartan PotassiumLosartan Potassium14242
Metoprolol SuccinateMetoprolol Succinate13436
HydrochlorothiazideHydrochlorothiazide13040
GabapentinGabapentin11628
Metformin Hcl ErMetformin Hcl11429
EliquisApixaban10327
MirtazapineMirtazapine9723
Trazodone HclTrazodone Hcl9326
Rosuvastatin CalciumRosuvastatin Calcium9136
Escitalopram OxalateEscitalopram Oxalate7923
Duloxetine HclDuloxetine Hcl7314
Alendronate SodiumAlendronate Sodium6521
SimvastatinSimvastatin6116
Pravastatin SodiumPravastatin Sodium5919
Citalopram HbrCitalopram Hydrobromide5416
Tamsulosin HclTamsulosin Hcl5113
Bupropion XlBupropion Hcl5014
Metformin HclMetformin Hcl5016
Warfarin SodiumWarfarin Sodium50suppressed
ValsartanValsartan4813
AllopurinolAllopurinol4513
FinasterideFinasteride4512
Zolpidem TartrateZolpidem Tartrate4412
CarvedilolCarvedilol42suppressed
LorazepamLorazepam4120
TrulicityDulaglutide41suppressed
Donepezil HclDonepezil Hcl39suppressed
FurosemideFurosemide3912
MounjaroTirzepatide39suppressed
Fluoxetine HclFluoxetine Hcl35suppressed
Fluticasone PropionateFluticasone Propionate3514
Montelukast SodiumMontelukast Sodium3411
ClopidogrelClopidogrel Bisulfate33suppressed
SynthroidLevothyroxine Sodium33suppressed
Doxycycline MonohydrateDoxycycline Monohydrate3227
PregabalinPregabalin32suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog31suppressed
Sertraline HclSertraline Hcl31suppressed
EstradiolEstradiol3011
OzempicSemaglutide30suppressed
Venlafaxine Hcl ErVenlafaxine Hcl30suppressed
CelecoxibCelecoxib26suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl26suppressed
Pantoprazole SodiumPantoprazole Sodium26suppressed
Amitriptyline HclAmitriptyline Hcl25suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium25suppressed
Bupropion Hcl SrBupropion Hcl24suppressed
Morphine Sulfate ErMorphine Sulfate24suppressed
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen24suppressed
Albuterol Sulfate HfaAlbuterol Sulfate2314
XareltoRivaroxaban23suppressed
IrbesartanIrbesartan22suppressed
Oxycodone HclOxycodone Hcl22suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl22suppressed
AtenololAtenolol21suppressed
ChlorthalidoneChlorthalidone21suppressed
Ipratropium BromideIpratropium Bromide21suppressed
LansoprazoleLansoprazole21suppressed
JardianceEmpagliflozin20suppressed
PrednisonePrednisone20suppressed
Glipizide ErGlipizide19suppressed
GlimepirideGlimepiride18suppressed
AmoxicillinAmoxicillin17suppressed
FamotidineFamotidine17suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide17suppressed
Propranolol HclPropranolol Hcl16suppressed
SpironolactoneSpironolactone16suppressed
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog15suppressed
Tramadol HclTramadol Hcl15suppressed
ValacyclovirValacyclovir Hcl15suppressed
Budesonide DrBudesonide14suppressed
CephalexinCephalexin1414
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide14suppressed
Propranolol Hcl ErPropranolol Hcl14suppressed
MesalamineMesalamine13suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine12suppressed
Estradiol (Once Weekly)Estradiol12suppressed
Felodipine ErFelodipine12suppressed
LovastatinLovastatin12suppressed
Metoprolol TartrateMetoprolol Tartrate12suppressed
Testosterone CypionateTestosterone Cypionate12suppressed
AcyclovirAcyclovir11suppressed
CarbamazepineCarbamazepine11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol11suppressed
Oxybutynin Chloride ErOxybutynin Chloride11suppressed

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