Healthcare provider profile · identity verified

Joycelyn A Datu, MD

Internal Medicine · CAMBRIDGE, MA · NPI 1568421279

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 Calcium335102
LisinoprilLisinopril30889
Levothyroxine SodiumLevothyroxine Sodium20165
Amlodipine BesylateAmlodipine Besylate19762
Losartan PotassiumLosartan Potassium15348
OmeprazoleOmeprazole13042
Metoprolol SuccinateMetoprolol Succinate11331
Rosuvastatin CalciumRosuvastatin Calcium11237
SimvastatinSimvastatin10531
LorazepamLorazepam10227
GabapentinGabapentin10034
Pantoprazole SodiumPantoprazole Sodium8224
Albuterol Sulfate HfaAlbuterol Sulfate8033
HydrochlorothiazideHydrochlorothiazide6727
Sertraline HclSertraline Hcl6724
AtenololAtenolol6519
AllopurinolAllopurinol6017
Zolpidem TartrateZolpidem Tartrate5614
Trazodone HclTrazodone Hcl5520
Metformin HclMetformin Hcl5419
AlprazolamAlprazolam5114
Escitalopram OxalateEscitalopram Oxalate5117
Citalopram HbrCitalopram Hydrobromide4915
Tramadol HclTramadol Hcl4911
Alendronate SodiumAlendronate Sodium4517
EliquisApixaban4518
ValsartanValsartan4512
SynthroidLevothyroxine Sodium4415
Pravastatin SodiumPravastatin Sodium4316
Fluticasone PropionateFluticasone Propionate3813
Metformin Hcl ErMetformin Hcl3812
EzetimibeEzetimibe3714
ClonazepamClonazepam36suppressed
Tamsulosin HclTamsulosin Hcl3612
Duloxetine HclDuloxetine Hcl3411
Montelukast SodiumMontelukast Sodium3311
Oxycodone HclOxycodone Hcl30suppressed
PrednisonePrednisone2916
Amitriptyline HclAmitriptyline Hcl26suppressed
DiazepamDiazepam26suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide26suppressed
MirtazapineMirtazapine26suppressed
Nifedipine ErNifedipine24suppressed
TrulicityDulaglutide24suppressed
Venlafaxine Hcl ErVenlafaxine Hcl23suppressed
Advair HfaFluticasone Propion/Salmeterol22suppressed
Metoprolol TartrateMetoprolol Tartrate2211
Propranolol HclPropranolol Hcl22suppressed
Fluoxetine HclFluoxetine Hcl21suppressed
Potassium ChloridePotassium Chloride21suppressed
Azelastine HclAzelastine Hcl20suppressed
JardianceEmpagliflozin20suppressed
Cefpodoxime ProxetilCefpodoxime Proxetil1916
CelecoxibCelecoxib19suppressed
ClopidogrelClopidogrel Bisulfate19suppressed
ChlorthalidoneChlorthalidone18suppressed
FamotidineFamotidine18suppressed
AmoxicillinAmoxicillin1714
Breo ElliptaFluticasone/Vilanterol17suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl17suppressed
LovastatinLovastatin17suppressed
MounjaroTirzepatide17suppressed
SpironolactoneSpironolactone17suppressed
CarvedilolCarvedilol16suppressed
EpinephrineEpinephrine16suppressed
FurosemideFurosemide16suppressed
Ipratropium BromideIpratropium Bromide16suppressed
Wixela InhubFluticasone Propion/Salmeterol16suppressed
ColchicineColchicine14suppressed
FenofibrateFenofibrate14suppressed
MeloxicamMeloxicam14suppressed
MethimazoleMethimazole14suppressed
NystatinNystatin14suppressed
PaxlovidNirmatrelvir/Ritonavir1414
PregabalinPregabalin14suppressed
Acetaminophen-CodeineAcetaminophen With Codeine13suppressed
AcyclovirAcyclovir13suppressed
Bupropion Hcl SrBupropion Hcl13suppressed
Enalapril MaleateEnalapril Maleate13suppressed
Ondansetron HclOndansetron Hcl13suppressed
Triamterene-HydrochlorothiazidTriamterene/Hydrochlorothiazid13suppressed
ValacyclovirValacyclovir Hcl13suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1212
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog12suppressed
CephalexinCephalexin12suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1211
Oxybutynin ChlorideOxybutynin Chloride12suppressed
Paroxetine HclParoxetine Hcl12suppressed
Propranolol Hcl ErPropranolol Hcl12suppressed
TorsemideTorsemide12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen11suppressed
Klor-Con M20Potassium Chloride11suppressed
NitroglycerinNitroglycerin11suppressed
Nortriptyline HclNortriptyline Hcl11suppressed
ZaleplonZaleplon11suppressed

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