Healthcare provider profile · identity verified

Sandra S. Looby-Gordon, M.D.

Internal Medicine · BOSTON, MA · NPI 1972549343

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 Besylate31699
Atorvastatin CalciumAtorvastatin Calcium23163
GabapentinGabapentin22738
Oxycodone HclOxycodone Hcl21127
LisinoprilLisinopril19453
HydrochlorothiazideHydrochlorothiazide18551
OmeprazoleOmeprazole18047
Tramadol HclTramadol Hcl15837
TrulicityDulaglutide13929
Metformin HclMetformin Hcl13141
Albuterol Sulfate HfaAlbuterol Sulfate12031
Losartan PotassiumLosartan Potassium11733
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen11519
Metoprolol SuccinateMetoprolol Succinate8322
Diclofenac SodiumDiclofenac Sodium8130
SimvastatinSimvastatin7724
Fluticasone PropionateFluticasone Propionate7226
ClonazepamClonazepam71suppressed
Buprenorphine-NaloxoneBuprenorphine Hcl/Naloxone Hcl7016
Metformin Hcl ErMetformin Hcl6518
LidocaineLidocaine6314
JardianceEmpagliflozin5913
Ventolin HfaAlbuterol Sulfate5714
Citalopram HbrCitalopram Hydrobromide55suppressed
IbuprofenIbuprofen5320
Pantoprazole SodiumPantoprazole Sodium5113
Rosuvastatin CalciumRosuvastatin Calcium5115
Lantus SolostarInsulin Glargine,hum.Rec.Anlog5013
Labetalol HclLabetalol Hcl4913
MirtazapineMirtazapine4812
FamotidineFamotidine4713
Tamsulosin HclTamsulosin Hcl47suppressed
EliquisApixaban4515
Alcohol Prep PadsAlcohol Antiseptic Pads4114
EzetimibeEzetimibe40suppressed
KetoconazoleKetoconazole39suppressed
Trazodone HclTrazodone Hcl38suppressed
Levothyroxine SodiumLevothyroxine Sodium37suppressed
Acetaminophen-CodeineAcetaminophen With Codeine32suppressed
NaproxenNaproxen32suppressed
ChlorthalidoneChlorthalidone31suppressed
Nifedipine ErNifedipine31suppressed
AtenololAtenolol30suppressed
SuboxoneBuprenorphine Hcl/Naloxone Hcl30suppressed
FurosemideFurosemide29suppressed
NystatinNystatin29suppressed
TradjentaLinagliptin28suppressed
SpironolactoneSpironolactone27suppressed
LorazepamLorazepam25suppressed
ValacyclovirValacyclovir Hcl25suppressed
Zolpidem TartrateZolpidem Tartrate25suppressed
Ammonium LactateAmmonium Lactate24suppressed
Morphine Sulfate ErMorphine Sulfate23suppressed
PregabalinPregabalin23suppressed
Arnuity ElliptaFluticasone Furoate22suppressed
Azelastine HclAzelastine Hcl22suppressed
BaclofenBaclofen22suppressed
Clonidine HclClonidine Hcl22suppressed
Hydroxyzine HclHydroxyzine Hcl21suppressed
JanuviaSitagliptin Phosphate21suppressed
MounjaroTirzepatide21suppressed
GlipizideGlipizide20suppressed
Humalog Kwikpen U-100Insulin Lispro19suppressed
Sertraline HclSertraline Hcl19suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl18suppressed
Duloxetine HclDuloxetine Hcl18suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic18suppressed
AllopurinolAllopurinol17suppressed
Butalbital-Acetaminophen-CaffeButalb/Acetaminophen/Caffeine17suppressed
LantusInsulin Glargine,hum.Rec.Anlog17suppressed
Terazosin HclTerazosin Hcl17suppressed
ClopidogrelClopidogrel Bisulfate16suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl16suppressed
Solifenacin SuccinateSolifenacin Succinate16suppressed
Amitriptyline HclAmitriptyline Hcl15suppressed
Olmesartan MedoxomilOlmesartan Medoxomil15suppressed
Pravastatin SodiumPravastatin Sodium15suppressed
NovologInsulin Aspart14suppressed
OzempicSemaglutide14suppressed
Potassium ChloridePotassium Chloride14suppressed
Triamcinolone AcetonideTriamcinolone Acetonide14suppressed
Comfort Ez Pen NeedlePen Needle, Diabetic13suppressed
EntrestoSacubitril/Valsartan13suppressed
FarxigaDapagliflozin Propanediol13suppressed
Methadone HclMethadone Hcl13suppressed
Xultophy 100-3.6Insulin Degludec/Liraglutide13suppressed
CarvedilolCarvedilol12suppressed
Emtricitabine-Tenofovir DisopEmtricitabine/Tenofovir (Tdf)12suppressed
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen12suppressed
IndapamideIndapamide12suppressed
TorsemideTorsemide12suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic12suppressed
Anoro ElliptaUmeclidinium Brm/Vilanterol Tr11suppressed
ClotrimazoleClotrimazole11suppressed
Paroxetine HclParoxetine Hcl11suppressed
Unifine PentipsPen Needle, Diabetic11suppressed

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