Healthcare provider profile · identity verified

Thomas M Manger, MD

Internal Medicine · FARMINGTON, CT · NPI 1497751499

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 Calcium34899
LisinoprilLisinopril21061
Amlodipine BesylateAmlodipine Besylate19552
Losartan PotassiumLosartan Potassium15540
GabapentinGabapentin11722
Levothyroxine SodiumLevothyroxine Sodium10929
HydrochlorothiazideHydrochlorothiazide10832
Pantoprazole SodiumPantoprazole Sodium9124
Metformin HclMetformin Hcl8426
Rosuvastatin CalciumRosuvastatin Calcium8425
Doxazosin MesylateDoxazosin Mesylate8319
EliquisApixaban7317
Tamsulosin HclTamsulosin Hcl6520
Trazodone HclTrazodone Hcl6420
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen63suppressed
Metoprolol TartrateMetoprolol Tartrate5713
AtenololAtenolol5612
Tramadol HclTramadol Hcl5513
Metoprolol SuccinateMetoprolol Succinate5015
SimvastatinSimvastatin5015
OmeprazoleOmeprazole4915
Sertraline HclSertraline Hcl4912
Oxycodone HclOxycodone Hcl48suppressed
Zolpidem TartrateZolpidem Tartrate48suppressed
FurosemideFurosemide4612
OzempicSemaglutide44suppressed
FinasterideFinasteride4011
FamotidineFamotidine39suppressed
Fluticasone PropionateFluticasone Propionate3914
AllopurinolAllopurinol36suppressed
PrednisonePrednisone31suppressed
Escitalopram OxalateEscitalopram Oxalate30suppressed
Esomeprazole MagnesiumEsomeprazole Magnesium30suppressed
Ropinirole HclRopinirole Hcl28suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog27suppressed
MeloxicamMeloxicam25suppressed
JanuviaSitagliptin Phosphate24suppressed
GlimepirideGlimepiride23suppressed
JardianceEmpagliflozin23suppressed
Potassium ChloridePotassium Chloride23suppressed
EzetimibeEzetimibe22suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide22suppressed
Montelukast SodiumMontelukast Sodium22suppressed
PregabalinPregabalin22suppressed
AlprazolamAlprazolam21suppressed
CarvedilolCarvedilol21suppressed
Ondansetron OdtOndansetron21suppressed
Doxycycline MonohydrateDoxycycline Monohydrate2012
PaxlovidNirmatrelvir/Ritonavir2019
SynthroidLevothyroxine Sodium20suppressed
NaproxenNaproxen19suppressed
Albuterol Sulfate HfaAlbuterol Sulfate18suppressed
LorazepamLorazepam18suppressed
Triamcinolone AcetonideTriamcinolone Acetonide1811
CelecoxibCelecoxib17suppressed
Nortriptyline HclNortriptyline Hcl17suppressed
Alendronate SodiumAlendronate Sodium16suppressed
ClopidogrelClopidogrel Bisulfate16suppressed
DiazepamDiazepam16suppressed
Ipratropium BromideIpratropium Bromide16suppressed
LamotrigineLamotrigine16suppressed
Levocetirizine DihydrochlorideLevocetirizine Dihydrochloride16suppressed
SpironolactoneSpironolactone16suppressed
Ibandronate SodiumIbandronate Sodium15suppressed
Pravastatin SodiumPravastatin Sodium15suppressed
CephalexinCephalexin14suppressed
ColchicineColchicine14suppressed
Donepezil HclDonepezil Hcl14suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid14suppressed
Zolpidem Tartrate ErZolpidem Tartrate14suppressed
Doxycycline HyclateDoxycycline Hyclate13suppressed
Olmesartan MedoxomilOlmesartan Medoxomil13suppressed
TrulicityDulaglutide13suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine12suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl12suppressed
FebuxostatFebuxostat12suppressed
IbuprofenIbuprofen12suppressed
IrbesartanIrbesartan12suppressed
MethocarbamolMethocarbamol12suppressed
TorsemideTorsemide12suppressed
BaclofenBaclofen11suppressed
Solifenacin SuccinateSolifenacin Succinate11suppressed

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