Healthcare provider profile · identity verified

John Joseph Garneau, M.D.

Internal Medicine · HENRIETTA, NY · NPI 1871525154

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	1203	352
Losartan Potassium	Losartan Potassium	559	164
Levothyroxine Sodium	Levothyroxine Sodium	498	159
Lisinopril	Lisinopril	490	147
Amlodipine Besylate	Amlodipine Besylate	472	140
Omeprazole	Omeprazole	466	151
Hydrochlorothiazide	Hydrochlorothiazide	439	143
Gabapentin	Gabapentin	395	129
Simvastatin	Simvastatin	304	87
Metoprolol Succinate	Metoprolol Succinate	286	89
Rosuvastatin Calcium	Rosuvastatin Calcium	273	95
Pantoprazole Sodium	Pantoprazole Sodium	255	83
Metformin Hcl	Metformin Hcl	253	83
Albuterol Sulfate Hfa	Albuterol Sulfate	250	78
Meloxicam	Meloxicam	247	87
Trazodone Hcl	Trazodone Hcl	218	68
Metformin Hcl Er	Metformin Hcl	204	68
Tamsulosin Hcl	Tamsulosin Hcl	204	68
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	196	83
Escitalopram Oxalate	Escitalopram Oxalate	187	58
Alprazolam	Alprazolam	186	51
Irbesartan	Irbesartan	174	63
Zolpidem Tartrate	Zolpidem Tartrate	168	29
Prednisone	Prednisone	165	96
Metoprolol Tartrate	Metoprolol Tartrate	163	50
Duloxetine Hcl	Duloxetine Hcl	162	60
Pravastatin Sodium	Pravastatin Sodium	162	48
Alendronate Sodium	Alendronate Sodium	160	46
Tramadol Hcl	Tramadol Hcl	148	41
Allopurinol	Allopurinol	145	39
Eliquis	Apixaban	142	39
Sertraline Hcl	Sertraline Hcl	142	47
Atenolol	Atenolol	136	44
Famotidine	Famotidine	131	39
Fluticasone Propionate	Fluticasone Propionate	123	36
Ezetimibe	Ezetimibe	116	37
Glimepiride	Glimepiride	114	37
Oxycodone Hcl	Oxycodone Hcl	112	21
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	106	34
Furosemide	Furosemide	104	37
Azithromycin	Azithromycin	102	92
Citalopram Hbr	Citalopram Hydrobromide	101	26
Torsemide	Torsemide	100	37
Ozempic	Semaglutide	99	20
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	96	27
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	95	32
Lorazepam	Lorazepam	92	25
Jardiance	Empagliflozin	90	28
Methylprednisolone	Methylprednisolone	87	61
Warfarin Sodium	Warfarin Sodium	84	25
Terazosin Hcl	Terazosin Hcl	83	21
Fluoxetine Hcl	Fluoxetine Hcl	81	25
Ciprofloxacin Hcl	Ciprofloxacin Hcl	78	54
Finasteride	Finasteride	76	23
Bupropion Hcl Sr	Bupropion Hcl	73	22
Carvedilol	Carvedilol	73	27
Clopidogrel	Clopidogrel Bisulfate	72	23
Montelukast Sodium	Montelukast Sodium	71	27
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	70	49
Tizanidine Hcl	Tizanidine Hcl	64	33
Doxycycline Hyclate	Doxycycline Hyclate	63	53
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	58	suppressed
Pregabalin	Pregabalin	58	16
Baclofen	Baclofen	55	21
Januvia	Sitagliptin Phosphate	55	18
Buspirone Hcl	Buspirone Hcl	53	22
Pioglitazone Hcl	Pioglitazone Hcl	53	23
Amoxicillin	Amoxicillin	52	33
Cephalexin	Cephalexin	52	37
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	49	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	49	suppressed
Potassium Chloride	Potassium Chloride	48	17
Hydralazine Hcl	Hydralazine Hcl	47	19
Synthroid	Levothyroxine Sodium	45	15
Amitriptyline Hcl	Amitriptyline Hcl	43	13
Chlorthalidone	Chlorthalidone	43	14
Clonazepam	Clonazepam	43	15
Donepezil Hcl	Donepezil Hcl	43	11
Felodipine Er	Felodipine	41	11
Lansoprazole	Lansoprazole	40	11
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	39	16
Diazepam	Diazepam	35	16
Esomeprazole Magnesium	Esomeprazole Magnesium	34	12
Spironolactone	Spironolactone	34	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	33	suppressed
Ibuprofen	Ibuprofen	33	20
Symbicort	Budesonide/Formoterol Fumarate	33	suppressed
Bupropion Xl	Bupropion Hcl	32	12
Xarelto	Rivaroxaban	32	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	31	12
Fluocinonide	Fluocinonide	30	26
Mirtazapine	Mirtazapine	30	11
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	28	12
Lovastatin	Lovastatin	28	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	28	suppressed
Valsartan	Valsartan	28	suppressed
Paroxetine Hcl	Paroxetine Hcl	27	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	26	suppressed
Meclizine Hcl	Meclizine Hcl	26	19
Trulicity	Dulaglutide	26	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	26	suppressed
Celecoxib	Celecoxib	25	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	25	suppressed
Glipizide	Glipizide	25	suppressed
Ondansetron Hcl	Ondansetron Hcl	25	15
Ramipril	Ramipril	25	suppressed
Valacyclovir	Valacyclovir Hcl	25	12
Azelastine Hcl	Azelastine Hcl	24	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	24	suppressed
Breo Ellipta	Fluticasone/Vilanterol	23	suppressed
Ketoconazole	Ketoconazole	23	13
Oxybutynin Chloride Er	Oxybutynin Chloride	23	suppressed
Ropinirole Hcl	Ropinirole Hcl	23	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	22	suppressed
Glipizide Er	Glipizide	22	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	22	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	22	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	21	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	21	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	20	suppressed
Labetalol Hcl	Labetalol Hcl	20	suppressed
Levetiracetam	Levetiracetam	20	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	20	17
Colchicine	Colchicine	19	11
Insulin Lispro Kwikpen U-100	Insulin Lispro	19	suppressed
Verapamil Er	Verapamil Hcl	19	suppressed
Levofloxacin	Levofloxacin	18	16
Quetiapine Fumarate	Quetiapine Fumarate	18	suppressed
Eszopiclone	Eszopiclone	17	suppressed
Fenofibrate	Fenofibrate	17	suppressed
Fluconazole	Fluconazole	17	12
Naproxen	Naproxen	17	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	16	suppressed
Diclofenac Sodium	Diclofenac Sodium	16	suppressed
Digoxin	Digoxin	16	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	16	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Calcitonin-Salmon	Calcitonin,salmon,synthetic	15	suppressed
Latanoprost	Latanoprost	15	suppressed
Mounjaro	Tirzepatide	15	suppressed
Raloxifene Hcl	Raloxifene Hcl	15	suppressed
Risperidone	Risperidone	15	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	15	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	14	suppressed
Gemfibrozil	Gemfibrozil	14	suppressed
Mometasone Furoate	Mometasone Furoate	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Rizatriptan	Rizatriptan Benzoate	14	suppressed
Sildenafil Citrate	Sildenafil Citrate	14	suppressed
Spiriva Respimat	Tiotropium Bromide	14	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	14	suppressed
Aripiprazole	Aripiprazole	13	suppressed
Breyna	Budesonide/Formoterol Fumarate	13	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	13	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	13	suppressed
Prolia	Denosumab	13	suppressed
Testosterone Cypionate	Testosterone Cypionate	13	suppressed
Tobramycin	Tobramycin	13	suppressed
Estradiol	Estradiol	12	suppressed
Metronidazole	Metronidazole	12	suppressed
Nitroglycerin	Nitroglycerin	12	suppressed
Phenobarbital	Phenobarbital	12	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	12	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	11	suppressed
Methocarbamol	Methocarbamol	11	suppressed
Nadolol	Nadolol	11	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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