Healthcare provider profile · identity verified

Charles Robert Rethy, MD

Internal Medicine · HAMDEN, CT · NPI 1982602884

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
Amlodipine BesylateAmlodipine Besylate33799
Atorvastatin CalciumAtorvastatin Calcium32495
Rosuvastatin CalciumRosuvastatin Calcium27186
AtenololAtenolol23372
LisinoprilLisinopril20555
Levothyroxine SodiumLevothyroxine Sodium18654
Metformin HclMetformin Hcl18253
HydrochlorothiazideHydrochlorothiazide17447
LorazepamLorazepam15360
FurosemideFurosemide15047
OmeprazoleOmeprazole13238
Metoprolol SuccinateMetoprolol Succinate12231
Pantoprazole SodiumPantoprazole Sodium9928
Losartan PotassiumLosartan Potassium9829
AllopurinolAllopurinol9327
Tamsulosin HclTamsulosin Hcl9334
EliquisApixaban8917
Albuterol Sulfate HfaAlbuterol Sulfate8725
Pravastatin SodiumPravastatin Sodium7821
Metoprolol TartrateMetoprolol Tartrate7517
Sertraline HclSertraline Hcl6620
AlprazolamAlprazolam6315
OzempicSemaglutide63suppressed
ClopidogrelClopidogrel Bisulfate5812
Potassium ChloridePotassium Chloride5317
SimvastatinSimvastatin5312
GlimepirideGlimepiride4914
HydrocortisoneHydrocortisone4522
Triamcinolone AcetonideTriamcinolone Acetonide4520
Terazosin HclTerazosin Hcl4211
Tramadol HclTramadol Hcl42suppressed
CarvedilolCarvedilol3812
SpironolactoneSpironolactone38suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid38suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine37suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl3611
NaproxenNaproxen3611
Zolpidem TartrateZolpidem Tartrate34suppressed
FarxigaDapagliflozin Propanediol32suppressed
GabapentinGabapentin31suppressed
AmoxicillinAmoxicillin3021
Escitalopram OxalateEscitalopram Oxalate30suppressed
Wixela InhubFluticasone Propion/Salmeterol29suppressed
Trazodone HclTrazodone Hcl28suppressed
MeloxicamMeloxicam27suppressed
EzetimibeEzetimibe26suppressed
FamotidineFamotidine2612
Hydralazine HclHydralazine Hcl25suppressed
JanuviaSitagliptin Phosphate25suppressed
LovastatinLovastatin25suppressed
ValsartanValsartan24suppressed
IbuprofenIbuprofen23suppressed
JardianceEmpagliflozin23suppressed
GemfibrozilGemfibrozil22suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide22suppressed
Paroxetine HclParoxetine Hcl20suppressed
DiazepamDiazepam19suppressed
Enalapril MaleateEnalapril Maleate19suppressed
FinasterideFinasteride19suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol19suppressed
ClonazepamClonazepam18suppressed
Ipratropium BromideIpratropium Bromide18suppressed
Amitriptyline HclAmitriptyline Hcl17suppressed
Fluticasone PropionateFluticasone Propionate17suppressed
SynthroidLevothyroxine Sodium17suppressed
Acetaminophen-CodeineAcetaminophen With Codeine16suppressed
Meclizine HclMeclizine Hcl16suppressed
Montelukast SodiumMontelukast Sodium16suppressed
Doxycycline HyclateDoxycycline Hyclate1513
Esomeprazole MagnesiumEsomeprazole Magnesium15suppressed
MirtazapineMirtazapine15suppressed
PregabalinPregabalin15suppressed
Duloxetine HclDuloxetine Hcl14suppressed
Quetiapine FumarateQuetiapine Fumarate14suppressed
MounjaroTirzepatide13suppressed
PrednisonePrednisone13suppressed
Ropinirole HclRopinirole Hcl13suppressed
ValacyclovirValacyclovir Hcl13suppressed
Alendronate SodiumAlendronate Sodium12suppressed
Bethanechol ChlorideBethanechol Chloride12suppressed
GlyburideGlyburide12suppressed
Nebivolol HclNebivolol Hcl12suppressed
Alfuzosin Hcl ErAlfuzosin Hcl11suppressed
BumetanideBumetanide11suppressed
Clotrimazole-BetamethasoneClotrimazole/Betamethasone Dip11suppressed
Donepezil HclDonepezil Hcl11suppressed
Estradiol (Once Weekly)Estradiol11suppressed

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