Healthcare provider profile · identity verified

Bruce Mackellar, MD

Family Practice · CANASERAGA, NY · NPI 1093769358

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	277	92
Lisinopril	Lisinopril	246	74
Omeprazole	Omeprazole	235	68
Gabapentin	Gabapentin	232	54
Levothyroxine Sodium	Levothyroxine Sodium	230	64
Amlodipine Besylate	Amlodipine Besylate	221	59
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	221	43
Losartan Potassium	Losartan Potassium	188	59
Lorazepam	Lorazepam	160	33
Metoprolol Succinate	Metoprolol Succinate	151	49
Pantoprazole Sodium	Pantoprazole Sodium	144	48
Hydrochlorothiazide	Hydrochlorothiazide	139	48
Rosuvastatin Calcium	Rosuvastatin Calcium	135	42
Eliquis	Apixaban	134	22
Oxycodone Hcl	Oxycodone Hcl	132	26
Furosemide	Furosemide	121	40
Albuterol Sulfate Hfa	Albuterol Sulfate	120	41
Alprazolam	Alprazolam	108	33
Escitalopram Oxalate	Escitalopram Oxalate	106	25
Metformin Hcl	Metformin Hcl	105	32
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	104	21
Montelukast Sodium	Montelukast Sodium	98	27
Meloxicam	Meloxicam	97	24
Tamsulosin Hcl	Tamsulosin Hcl	95	32
Simvastatin	Simvastatin	90	30
Famotidine	Famotidine	87	25
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	85	29
Venlafaxine Hcl Er	Venlafaxine Hcl	79	16
Bupropion Xl	Bupropion Hcl	78	19
Metoprolol Tartrate	Metoprolol Tartrate	77	26
Ozempic	Semaglutide	75	16
Citalopram Hbr	Citalopram Hydrobromide	74	17
Duloxetine Hcl	Duloxetine Hcl	73	16
Jardiance	Empagliflozin	73	22
Prednisone	Prednisone	72	33
Diazepam	Diazepam	71	12
Celecoxib	Celecoxib	66	21
Fluticasone Propionate	Fluticasone Propionate	66	29
Zolpidem Tartrate	Zolpidem Tartrate	64	suppressed
Diclofenac Sodium	Diclofenac Sodium	61	21
Baclofen	Baclofen	58	17
Clopidogrel	Clopidogrel Bisulfate	58	19
Sertraline Hcl	Sertraline Hcl	58	12
Paroxetine Hcl	Paroxetine Hcl	57	14
Ibuprofen	Ibuprofen	56	suppressed
Methylprednisolone	Methylprednisolone	55	23
Fluoxetine Hcl	Fluoxetine Hcl	54	15
Azithromycin	Azithromycin	53	43
Trazodone Hcl	Trazodone Hcl	50	12
Potassium Chloride	Potassium Chloride	49	18
Pregabalin	Pregabalin	48	suppressed
Carvedilol	Carvedilol	46	12
Hydroxyzine Hcl	Hydroxyzine Hcl	46	13
Spironolactone	Spironolactone	44	14
Atenolol	Atenolol	42	12
Methadone Hcl	Methadone Hcl	42	suppressed
Ondansetron Odt	Ondansetron	41	11
Esomeprazole Magnesium	Esomeprazole Magnesium	40	suppressed
Mirtazapine	Mirtazapine	40	12
Torsemide	Torsemide	40	suppressed
Clonazepam	Clonazepam	39	suppressed
Donepezil Hcl	Donepezil Hcl	39	suppressed
Doxepin Hcl	Doxepin Hcl	39	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	39	suppressed
Glipizide Er	Glipizide	37	14
Morphine Sulfate Er	Morphine Sulfate	37	suppressed
Metformin Hcl Er	Metformin Hcl	36	12
Naproxen	Naproxen	36	11
Triamcinolone Acetonide	Triamcinolone Acetonide	36	15
Ciprofloxacin Hcl	Ciprofloxacin Hcl	35	27
Finasteride	Finasteride	35	11
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	33	11
Glipizide	Glipizide	33	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	31	suppressed
Ezetimibe	Ezetimibe	30	14
Fenofibrate	Fenofibrate Nanocrystallized	30	suppressed
Fluconazole	Fluconazole	30	18
Meclizine Hcl	Meclizine Hcl	30	suppressed
Levetiracetam	Levetiracetam	29	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	29	suppressed
Ondansetron Hcl	Ondansetron Hcl	28	suppressed
Allopurinol	Allopurinol	27	suppressed
Aripiprazole	Aripiprazole	27	suppressed
Januvia	Sitagliptin Phosphate	27	suppressed
Methocarbamol	Methocarbamol	27	suppressed
Warfarin Sodium	Warfarin Sodium	27	suppressed
Azelastine Hcl	Azelastine Hcl	26	12
Propranolol Hcl Er	Propranolol Hcl	26	suppressed
Risperidone	Risperidone	25	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	24	suppressed
Tramadol Hcl	Tramadol Hcl	24	suppressed
Xarelto	Rivaroxaban	24	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	23	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	23	suppressed
Symbicort	Budesonide/Formoterol Fumarate	23	suppressed
Buspirone Hcl	Buspirone Hcl	22	suppressed
Estradiol	Estradiol	22	suppressed
Levofloxacin	Levofloxacin	22	17
Rexulti	Brexpiprazole	22	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	21	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	21	suppressed
Linzess	Linaclotide	21	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	20	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	20	suppressed
Morphine Sulfate	Morphine Sulfate	20	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	20	19
Advair Hfa	Fluticasone Propion/Salmeterol	19	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	19	17
Terazosin Hcl	Terazosin Hcl	19	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	18	suppressed
Lovastatin	Lovastatin	18	suppressed
Nitroglycerin	Nitroglycerin	18	14
Synthroid	Levothyroxine Sodium	18	suppressed
Farxiga	Dapagliflozin Propanediol	17	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	17	suppressed
Pravastatin Sodium	Pravastatin Sodium	17	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	17	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	17	suppressed
Tizanidine Hcl	Tizanidine Hcl	17	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	17	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	17	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	17	suppressed
Alendronate Sodium	Alendronate Sodium	16	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	16	suppressed
Belsomra	Suvorexant	16	suppressed
Clotrimazole	Clotrimazole	16	12
Hydroxyzine Pamoate	Hydroxyzine Pamoate	16	suppressed
Nystatin	Nystatin	16	suppressed
Olanzapine	Olanzapine	16	suppressed
Ramipril	Ramipril	16	suppressed
Amoxicillin	Amoxicillin	15	14
Divalproex Sodium	Divalproex Sodium	15	suppressed
Enalapril Maleate	Enalapril Maleate	15	suppressed
Lansoprazole	Lansoprazole	15	suppressed
Benazepril Hcl	Benazepril Hcl	14	suppressed
Cephalexin	Cephalexin	14	12
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	14	suppressed
Mometasone Furoate	Mometasone Furoate	14	suppressed
Prochlorperazine Maleate	Prochlorperazine Maleate	14	suppressed
Rizatriptan	Rizatriptan Benzoate	14	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	14	suppressed
Breo Ellipta	Fluticasone/Vilanterol	13	suppressed
Breyna	Budesonide/Formoterol Fumarate	13	suppressed
Carisoprodol	Carisoprodol	13	suppressed
Memantine Hcl Er	Memantine Hcl	13	suppressed
Mupirocin	Mupirocin	13	suppressed
Myrbetriq	Mirabegron	13	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	13	suppressed
Propranolol Hcl	Propranolol Hcl	13	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	12	suppressed
Mesalamine Dr	Mesalamine	12	suppressed
Mounjaro	Tirzepatide	12	suppressed
Pen Needle	Pen Needle, Diabetic	12	suppressed
Premarin	Estrogens, Conjugated	12	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	12	suppressed
Topiramate	Topiramate	12	suppressed
Tradjenta	Linagliptin	12	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	12	suppressed
Varenicline Tartrate	Varenicline Tartrate	12	suppressed
Amiloride Hcl	Amiloride Hcl	11	suppressed
Bumetanide	Bumetanide	11	suppressed
Digoxin	Digoxin	11	suppressed
Methimazole	Methimazole	11	suppressed
Nurtec Odt	Rimegepant Sulfate	11	suppressed
Ventolin Hfa	Albuterol Sulfate	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