Healthcare provider profile · identity verified

Dara L Rock, MD

Internal Medicine · BANGOR, ME · NPI 1376598540

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
Levothyroxine SodiumLevothyroxine Sodium37988
Amlodipine BesylateAmlodipine Besylate31889
Atorvastatin CalciumAtorvastatin Calcium21362
LisinoprilLisinopril20253
Rosuvastatin CalciumRosuvastatin Calcium17554
HydrochlorothiazideHydrochlorothiazide16650
Metoprolol SuccinateMetoprolol Succinate15445
Losartan PotassiumLosartan Potassium14340
OmeprazoleOmeprazole13144
Pravastatin SodiumPravastatin Sodium12037
Pantoprazole SodiumPantoprazole Sodium10235
ValsartanValsartan9326
Potassium ChloridePotassium Chloride8228
EliquisApixaban7121
Alendronate SodiumAlendronate Sodium7020
Metformin HclMetformin Hcl6721
GabapentinGabapentin6333
Tamsulosin HclTamsulosin Hcl6119
Sertraline HclSertraline Hcl5617
Escitalopram OxalateEscitalopram Oxalate5518
EzetimibeEzetimibe5516
FurosemideFurosemide5218
Albuterol Sulfate HfaAlbuterol Sulfate5129
SimvastatinSimvastatin5116
LovastatinLovastatin5016
SpironolactoneSpironolactone4817
AtenololAtenolol4713
Metoprolol TartrateMetoprolol Tartrate4215
Bupropion XlBupropion Hcl4111
FamotidineFamotidine4121
KetoconazoleKetoconazole4115
Citalopram HbrCitalopram Hydrobromide4011
Fluoxetine HclFluoxetine Hcl40suppressed
Trazodone HclTrazodone Hcl4014
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen3916
Oxycodone HclOxycodone Hcl38suppressed
XareltoRivaroxaban38suppressed
LorazepamLorazepam3720
PrednisonePrednisone3625
PregabalinPregabalin3511
Esomeprazole MagnesiumEsomeprazole Magnesium34suppressed
SynthroidLevothyroxine Sodium31suppressed
ArexvyRsvpref3 Antigen/As01e/Pf3030
Doxycycline HyclateDoxycycline Hyclate3028
OzempicSemaglutide29suppressed
Duloxetine HclDuloxetine Hcl28suppressed
Enalapril MaleateEnalapril Maleate28suppressed
Metformin Hcl ErMetformin Hcl2811
Paroxetine HclParoxetine Hcl28suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2821
Isosorbide Mononitrate ErIsosorbide Mononitrate27suppressed
EstradiolEstradiol2611
Zolpidem TartrateZolpidem Tartrate2613
NitroglycerinNitroglycerin2521
PaxlovidNirmatrelvir/Ritonavir2524
Tizanidine HclTizanidine Hcl2315
Triamcinolone AcetonideTriamcinolone Acetonide2318
CarvedilolCarvedilol22suppressed
Doxazosin MesylateDoxazosin Mesylate22suppressed
Amitriptyline HclAmitriptyline Hcl21suppressed
AllopurinolAllopurinol20suppressed
TrulicityDulaglutide20suppressed
Buspirone HclBuspirone Hcl19suppressed
IrbesartanIrbesartan19suppressed
BaclofenBaclofen18suppressed
Ciprofloxacin HclCiprofloxacin Hcl1812
Fluticasone PropionateFluticasone Propionate18suppressed
Venlafaxine Hcl ErVenlafaxine Hcl18suppressed
ClonazepamClonazepam17suppressed
Montelukast SodiumMontelukast Sodium17suppressed
ValacyclovirValacyclovir Hcl17suppressed
ClopidogrelClopidogrel Bisulfate16suppressed
Felodipine ErFelodipine16suppressed
Bupropion HclBupropion Hcl15suppressed
Nitrofurantoin Mono-MacroNitrofurantoin Monohyd/M-Cryst1511
Propranolol Hcl ErPropranolol Hcl15suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl14suppressed
Nortriptyline HclNortriptyline Hcl14suppressed
Ropinirole HclRopinirole Hcl14suppressed
SymbicortBudesonide/Formoterol Fumarate14suppressed
AzithromycinAzithromycin1312
CephalexinCephalexin1312
RisperidoneRisperidone13suppressed
Sumatriptan SuccinateSumatriptan Succinate13suppressed
JardianceEmpagliflozin12suppressed
MirtazapineMirtazapine12suppressed
NystatinNystatin12suppressed
Ondansetron HclOndansetron Hcl12suppressed
ShingrixVaricella-Zoster Ge/As01b/Pf12suppressed
TelmisartanTelmisartan12suppressed
Hydralazine HclHydralazine Hcl11suppressed
MeloxicamMeloxicam11suppressed
Oxybutynin Chloride ErOxybutynin Chloride11suppressed
Tramadol HclTramadol Hcl11suppressed

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