Healthcare provider profile · identity verified

Charles L Cronin, DO

Internal Medicine · EAST GREENWICH, RI · NPI 1740383389

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 Calcium33391
OmeprazoleOmeprazole30578
Amlodipine BesylateAmlodipine Besylate26271
Levothyroxine SodiumLevothyroxine Sodium19037
LisinoprilLisinopril15443
Metoprolol SuccinateMetoprolol Succinate12132
IrbesartanIrbesartan11831
Escitalopram OxalateEscitalopram Oxalate10729
Sertraline HclSertraline Hcl10427
HydrochlorothiazideHydrochlorothiazide9929
Fluticasone PropionateFluticasone Propionate9734
Losartan PotassiumLosartan Potassium9421
MeloxicamMeloxicam9225
Tamsulosin HclTamsulosin Hcl9125
FurosemideFurosemide8321
Bupropion XlBupropion Hcl8116
Metformin Hcl ErMetformin Hcl7820
SimvastatinSimvastatin7818
Ipratropium BromideIpratropium Bromide6822
MirtazapineMirtazapine6515
OzempicSemaglutide63suppressed
Pravastatin SodiumPravastatin Sodium6319
LorazepamLorazepam6215
Trazodone HclTrazodone Hcl6213
Metoprolol TartrateMetoprolol Tartrate6015
Trelegy ElliptaFluticasone/Umeclidin/Vilanter5911
AllopurinolAllopurinol5716
XareltoRivaroxaban5712
EliquisApixaban5611
Venlafaxine Hcl ErVenlafaxine Hcl5413
Duloxetine HclDuloxetine Hcl5313
Metformin HclMetformin Hcl5216
GabapentinGabapentin5015
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide5012
Pioglitazone HclPioglitazone Hcl5012
PregabalinPregabalin5012
ClopidogrelClopidogrel Bisulfate4914
Albuterol Sulfate HfaAlbuterol Sulfate4819
MethylprednisoloneMethylprednisolone4835
Montelukast SodiumMontelukast Sodium4813
PrednisonePrednisone4732
ValacyclovirValacyclovir Hcl4719
Rosuvastatin CalciumRosuvastatin Calcium4616
FamotidineFamotidine44suppressed
Hydroxyzine HclHydroxyzine Hcl4419
Warfarin SodiumWarfarin Sodium40suppressed
Pantoprazole SodiumPantoprazole Sodium39suppressed
Bisoprolol-HydrochlorothiazideBisoprolol/Hydrochlorothiazide35suppressed
CelecoxibCelecoxib35suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl35suppressed
Oxybutynin Chloride ErOxybutynin Chloride35suppressed
Citalopram HbrCitalopram Hydrobromide34suppressed
IbuprofenIbuprofen34suppressed
NystatinNystatin3311
SpironolactoneSpironolactone32suppressed
JardianceEmpagliflozin31suppressed
ValsartanValsartan30suppressed
Glipizide ErGlipizide29suppressed
JanuviaSitagliptin Phosphate28suppressed
Quetiapine FumarateQuetiapine Fumarate27suppressed
AlprazolamAlprazolam25suppressed
Meclizine HclMeclizine Hcl2414
MupirocinMupirocin2416
Paroxetine HclParoxetine Hcl24suppressed
SynthroidLevothyroxine Sodium24suppressed
AzithromycinAzithromycin2320
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen23suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate22suppressed
RepaglinideRepaglinide22suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr21suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog21suppressed
Memantine HclMemantine Hcl21suppressed
Verapamil ErVerapamil Hcl21suppressed
AtenololAtenolol20suppressed
CarvedilolCarvedilol20suppressed
Diclofenac SodiumDiclofenac Sodium20suppressed
EzetimibeEzetimibe20suppressed
Triamcinolone AcetonideTriamcinolone Acetonide2016
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1918
Irbesartan-HydrochlorothiazideIrbesartan/Hydrochlorothiazide19suppressed
Isosorbide Mononitrate ErIsosorbide Mononitrate19suppressed
Ciprofloxacin HclCiprofloxacin Hcl1817
RamiprilRamipril17suppressed
Calcitonin-SalmonCalcitonin,salmon,synthetic15suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol15suppressed
Nebivolol HclNebivolol Hcl14suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1412
TrulicityDulaglutide14suppressed
CephalexinCephalexin13suppressed
NitroglycerinNitroglycerin13suppressed
TemazepamTemazepam13suppressed
Verapamil SrVerapamil Hcl13suppressed
Breo ElliptaFluticasone/Vilanterol12suppressed
ClonazepamClonazepam12suppressed
DescovyEmtricitabine/Tenofov Alafenam12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
Tramadol HclTramadol Hcl12suppressed
Amitriptyline HclAmitriptyline Hcl11suppressed
Doxepin HclDoxepin Hcl11suppressed
EntrestoSacubitril/Valsartan11suppressed
Solifenacin SuccinateSolifenacin Succinate11suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid11suppressed
Ventolin HfaAlbuterol Sulfate11suppressed

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