Healthcare provider profile · identity verified

Brian Eugene Bunkers, MD

Family Practice · OWATONNA, MN · NPI 1558322768

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	463	126
Lisinopril	Lisinopril	462	131
Metoprolol Succinate	Metoprolol Succinate	305	91
Levothyroxine Sodium	Levothyroxine Sodium	294	75
Hydrochlorothiazide	Hydrochlorothiazide	268	75
Omeprazole	Omeprazole	263	79
Simvastatin	Simvastatin	237	61
Losartan Potassium	Losartan Potassium	208	69
Amlodipine Besylate	Amlodipine Besylate	185	64
Eliquis	Apixaban	171	40
Furosemide	Furosemide	166	45
Metoprolol Tartrate	Metoprolol Tartrate	150	47
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	145	43
Sertraline Hcl	Sertraline Hcl	143	45
Rosuvastatin Calcium	Rosuvastatin Calcium	134	45
Pantoprazole Sodium	Pantoprazole Sodium	130	41
Gabapentin	Gabapentin	128	42
Tamsulosin Hcl	Tamsulosin Hcl	117	40
Warfarin Sodium	Warfarin Sodium	107	20
Metformin Hcl Er	Metformin Hcl	105	34
Metformin Hcl	Metformin Hcl	96	29
Allopurinol	Allopurinol	93	30
Ozempic	Semaglutide	82	11
Trazodone Hcl	Trazodone Hcl	81	24
Albuterol Sulfate Hfa	Albuterol Sulfate	80	33
Atenolol	Atenolol	77	25
Escitalopram Oxalate	Escitalopram Oxalate	73	24
Spironolactone	Spironolactone	71	24
Venlafaxine Hcl Er	Venlafaxine Hcl	67	17
Carvedilol	Carvedilol	63	15
Famotidine	Famotidine	57	16
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	56	18
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	52	17
Meloxicam	Meloxicam	52	14
Duloxetine Hcl	Duloxetine Hcl	45	11
Glipizide	Glipizide	45	14
Prednisone	Prednisone	45	18
Citalopram Hbr	Citalopram Hydrobromide	43	14
Fluticasone Propionate	Fluticasone Propionate	42	17
Donepezil Hcl	Donepezil Hcl	39	suppressed
Ezetimibe	Ezetimibe	39	13
Clopidogrel	Clopidogrel Bisulfate	38	11
Pregabalin	Pregabalin	38	19
Torsemide	Torsemide	37	13
Finasteride	Finasteride	36	12
Glipizide Er	Glipizide	36	13
Mirtazapine	Mirtazapine	36	suppressed
Ventolin Hfa	Albuterol Sulfate	35	17
Buspirone Hcl	Buspirone Hcl	34	suppressed
Azithromycin	Azithromycin	33	20
Breo Ellipta	Fluticasone/Vilanterol	33	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	33	11
Lovastatin	Lovastatin	33	suppressed
Bupropion Xl	Bupropion Hcl	30	suppressed
Alprazolam	Alprazolam	28	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	28	suppressed
Estradiol	Estradiol	27	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	27	11
Ropinirole Hcl	Ropinirole Hcl	26	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	25	suppressed
Lorazepam	Lorazepam	25	11
Triamcinolone Acetonide	Triamcinolone Acetonide	25	15
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	24	suppressed
Tramadol Hcl	Tramadol Hcl	24	11
Zolpidem Tartrate	Zolpidem Tartrate	23	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	21	19
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	21	suppressed
Rybelsus	Semaglutide	21	suppressed
Spiriva Respimat	Tiotropium Bromide	21	suppressed
Memantine Hcl	Memantine Hcl	20	suppressed
Dulera	Mometasone/Formoterol	19	suppressed
Potassium Chloride	Potassium Chloride	19	suppressed
Pravastatin Sodium	Pravastatin Sodium	19	suppressed
Propranolol Hcl Er	Propranolol Hcl	19	suppressed
Xarelto	Rivaroxaban	19	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	18	suppressed
Bupropion Hcl Sr	Bupropion Hcl	18	suppressed
Jardiance	Empagliflozin	18	suppressed
Alendronate Sodium	Alendronate Sodium	17	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	17	suppressed
Ondansetron Hcl	Ondansetron Hcl	17	suppressed
Amoxicillin	Amoxicillin	16	suppressed
Dextroamphetamine Sulfate Er	Dextroamphetamine Sulfate	16	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	16	suppressed
Baclofen	Baclofen	15	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	15	suppressed
Methotrexate	Methotrexate Sodium	15	suppressed
Tresiba Flextouch U-100	Insulin Degludec	15	suppressed
Amiodarone Hcl	Amiodarone Hcl	14	suppressed
Lamotrigine	Lamotrigine	14	suppressed
Montelukast Sodium	Montelukast Sodium	14	suppressed
Primidone	Primidone	14	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	14	suppressed
Valacyclovir	Valacyclovir Hcl	14	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	13	suppressed
Minocycline Hcl	Minocycline Hcl	13	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	13	suppressed
Sildenafil Citrate	Sildenafil Citrate	13	suppressed
Spiriva Handihaler	Tiotropium Bromide	13	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	12	suppressed
Chlorthalidone	Chlorthalidone	12	suppressed
Clonidine Hcl	Clonidine Hcl	12	suppressed
Hydroxyurea	Hydroxyurea	12	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	12	suppressed
Methylprednisolone	Methylprednisolone	12	suppressed
Promethazine Hcl	Promethazine Hcl	12	suppressed
Sucralfate	Sucralfate	12	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	12	suppressed
Abiraterone Acetate	Abiraterone Acetate	11	suppressed
Arnuity Ellipta	Fluticasone Furoate	11	suppressed
Droplet Pen Needle	Pen Needle, Diabetic	11	suppressed
Gavilyte-G	Peg3350/Sod Sulf,bicarb,cl/Kcl	11	11
Ibuprofen	Ibuprofen	11	suppressed
Naproxen	Naproxen	11	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	11	suppressed
Propranolol Hcl	Propranolol Hcl	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