Healthcare provider profile · identity verified

Gregory S Golub, MD

Family Practice · WARRENTON, VA · NPI 1639111867

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 Sodium432110
Rosuvastatin CalciumRosuvastatin Calcium355107
Pravastatin SodiumPravastatin Sodium340104
LisinoprilLisinopril26475
Atorvastatin CalciumAtorvastatin Calcium24069
Montelukast SodiumMontelukast Sodium20762
Amlodipine BesylateAmlodipine Besylate19755
Metformin HclMetformin Hcl19051
Tamsulosin HclTamsulosin Hcl18256
Sertraline HclSertraline Hcl16636
Trazodone HclTrazodone Hcl15147
HydrochlorothiazideHydrochlorothiazide14139
SimvastatinSimvastatin13541
GabapentinGabapentin12830
EzetimibeEzetimibe12642
OmeprazoleOmeprazole11943
Metoprolol SuccinateMetoprolol Succinate11632
Losartan PotassiumLosartan Potassium11232
FamotidineFamotidine10331
AllopurinolAllopurinol10228
FinasterideFinasteride9228
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide9126
GlimepirideGlimepiride9024
OzempicSemaglutide8419
Pantoprazole SodiumPantoprazole Sodium8023
FenofibrateFenofibrate7923
FurosemideFurosemide7718
EliquisApixaban7622
Tresiba Flextouch U-200Insulin Degludec71suppressed
CarvedilolCarvedilol6518
Tramadol HclTramadol Hcl6315
Sod Sulf-Potass Sulf-Mag SulfSodium, Potassium,mag Sulfates6160
Buspirone HclBuspirone Hcl5815
Potassium ChloridePotassium Chloride5819
SynthroidLevothyroxine Sodium5716
Trelegy ElliptaFluticasone/Umeclidin/Vilanter5713
Escitalopram OxalateEscitalopram Oxalate5615
PrednisonePrednisone5343
Triamcinolone AcetonideTriamcinolone Acetonide5224
Zolpidem TartrateZolpidem Tartrate5111
JardianceEmpagliflozin4911
MounjaroTirzepatide4814
ClopidogrelClopidogrel Bisulfate4712
ClonazepamClonazepam46suppressed
Metoprolol TartrateMetoprolol Tartrate4614
AlprazolamAlprazolam4514
Duloxetine HclDuloxetine Hcl41suppressed
IbuprofenIbuprofen3915
AtenololAtenolol3811
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide38suppressed
LorazepamLorazepam37suppressed
Albuterol Sulfate HfaAlbuterol Sulfate3518
Alendronate SodiumAlendronate Sodium35suppressed
Fluoxetine HclFluoxetine Hcl35suppressed
Metformin Hcl ErMetformin Hcl3412
Fluticasone PropionateFluticasone Propionate3312
Nano 2nd Gen Pen NeedlePen Needle, Diabetic3112
XareltoRivaroxaban31suppressed
Bupropion XlBupropion Hcl29suppressed
Dextroamphetamine-AmphetamineDextroamphetamine/Amphetamine29suppressed
Citalopram HbrCitalopram Hydrobromide27suppressed
KetoconazoleKetoconazole2719
Lantus SolostarInsulin Glargine,hum.Rec.Anlog26suppressed
CelecoxibCelecoxib25suppressed
Humalog Kwikpen U-200Insulin Lispro25suppressed
Oxybutynin ChlorideOxybutynin Chloride25suppressed
Warfarin SodiumWarfarin Sodium23suppressed
Cyclobenzaprine HclCyclobenzaprine Hcl22suppressed
Ipratropium BromideIpratropium Bromide22suppressed
PregabalinPregabalin22suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl20suppressed
PaxlovidNirmatrelvir/Ritonavir2020
Ropinirole HclRopinirole Hcl20suppressed
Pramipexole DihydrochloridePramipexole Di-Hcl19suppressed
Amoxicillin-Clavulanate PotassAmoxicillin/Potassium Clav1817
EszopicloneEszopiclone18suppressed
Bupropion HclBupropion Hcl17suppressed
EstradiolEstradiol16suppressed
TrulicityDulaglutide16suppressed
Wixela InhubFluticasone Propion/Salmeterol16suppressed
Azelastine HclAzelastine Hcl15suppressed
BreynaBudesonide/Formoterol Fumarate15suppressed
Clonidine HclClonidine Hcl14suppressed
Fluticasone Propionate HfaFluticasone Propionate14suppressed
AmoxicillinAmoxicillin13suppressed
Armour ThyroidThyroid,pork13suppressed
Propranolol HclPropranolol Hcl13suppressed
SpironolactoneSpironolactone13suppressed
Fluticasone-SalmeterolFluticasone Propion/Salmeterol12suppressed
Humalog Kwikpen U-100Insulin Lispro12suppressed
MeloxicamMeloxicam12suppressed
SymbicortBudesonide/Formoterol Fumarate12suppressed
Tizanidine HclTizanidine Hcl12suppressed
ValacyclovirValacyclovir Hcl12suppressed
AcyclovirAcyclovir11suppressed
BaclofenBaclofen11suppressed
Doxycycline HyclateDoxycycline Hyclate11suppressed
Hydralazine HclHydralazine Hcl11suppressed
PrimidonePrimidone11suppressed
ValsartanValsartan11suppressed
Verapamil ErVerapamil 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