Healthcare provider profile · identity verified

Mark Steven Vosler, DO

Family Practice · EATON, OH · NPI 1689789869

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	1290	278
Furosemide	Furosemide	776	151
Levothyroxine Sodium	Levothyroxine Sodium	759	146
Lisinopril	Lisinopril	640	159
Amlodipine Besylate	Amlodipine Besylate	621	142
Potassium Chloride	Potassium Chloride	576	109
Eliquis	Apixaban	548	72
Gabapentin	Gabapentin	510	123
Pantoprazole Sodium	Pantoprazole Sodium	485	105
Sertraline Hcl	Sertraline Hcl	470	78
Omeprazole	Omeprazole	466	114
Metoprolol Tartrate	Metoprolol Tartrate	396	84
Tamsulosin Hcl	Tamsulosin Hcl	388	93
Metoprolol Succinate	Metoprolol Succinate	363	74
Clopidogrel	Clopidogrel Bisulfate	297	61
Glimepiride	Glimepiride	290	74
Donepezil Hcl	Donepezil Hcl	286	42
Metformin Hcl	Metformin Hcl	278	74
Losartan Potassium	Losartan Potassium	264	71
Trazodone Hcl	Trazodone Hcl	244	54
Famotidine	Famotidine	219	39
Carvedilol	Carvedilol	217	44
Albuterol Sulfate Hfa	Albuterol Sulfate	215	65
Simvastatin	Simvastatin	214	52
Montelukast Sodium	Montelukast Sodium	211	45
Ropinirole Hcl	Ropinirole Hcl	195	39
Memantine Hcl	Memantine Hcl	187	28
Buspirone Hcl	Buspirone Hcl	180	38
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	177	43
Tizanidine Hcl	Tizanidine Hcl	164	59
Citalopram Hbr	Citalopram Hydrobromide	157	33
Pravastatin Sodium	Pravastatin Sodium	157	31
Fluticasone Propionate	Fluticasone Propionate	155	56
Divalproex Sodium	Divalproex Sodium	154	26
Finasteride	Finasteride	153	35
Xarelto	Rivaroxaban	150	11
Allopurinol	Allopurinol	147	38
Duloxetine Hcl	Duloxetine Hcl	142	26
Lorazepam	Lorazepam	140	35
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	139	27
Tramadol Hcl	Tramadol Hcl	129	31
Amiodarone Hcl	Amiodarone Hcl	126	21
Hydrochlorothiazide	Hydrochlorothiazide	125	32
Alendronate Sodium	Alendronate Sodium	123	26
Mirtazapine	Mirtazapine	117	25
Alprazolam	Alprazolam	112	31
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	111	43
Cefuroxime	Cefuroxime Axetil	103	53
Jardiance	Empagliflozin	103	23
Quetiapine Fumarate	Quetiapine Fumarate	102	17
Solifenacin Succinate	Solifenacin Succinate	102	13
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	99	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	99	26
Meloxicam	Meloxicam	97	23
Fluoxetine Hcl	Fluoxetine Hcl	95	24
Hydroxyzine Pamoate	Hydroxyzine Pamoate	95	37
Rosuvastatin Calcium	Rosuvastatin Calcium	93	34
Tradjenta	Linagliptin	93	12
Loperamide	Loperamide Hcl	88	22
Cephalexin	Cephalexin	87	56
Warfarin Sodium	Warfarin Sodium	87	13
Januvia	Sitagliptin Phosphate	85	17
Paroxetine Hcl	Paroxetine Hcl	84	17
Glipizide Er	Glipizide	82	19
Isosorbide Mononitrate Er	Isosorbide Mononitrate	80	12
Metolazone	Metolazone	78	suppressed
Methylprednisolone	Methylprednisolone	77	63
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	77	22
Dicyclomine Hcl	Dicyclomine Hcl	76	16
Amitriptyline Hcl	Amitriptyline Hcl	74	16
Venlafaxine Hcl Er	Venlafaxine Hcl	74	13
Escitalopram Oxalate	Escitalopram Oxalate	72	22
Fluvoxamine Maleate	Fluvoxamine Maleate	72	suppressed
Hydralazine Hcl	Hydralazine Hcl	71	18
Bupropion Xl	Bupropion Hcl	70	19
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	70	43
Levetiracetam	Levetiracetam	69	11
Ondansetron Hcl	Ondansetron Hcl	69	41
Oxycodone Hcl	Oxycodone Hcl	69	21
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	68	17
Atenolol	Atenolol	63	15
Methocarbamol	Methocarbamol	63	31
Carbidopa-Levodopa	Carbidopa/Levodopa	62	suppressed
Midodrine Hcl	Midodrine Hcl	62	13
Spironolactone	Spironolactone	62	20
Ezetimibe	Ezetimibe	61	17
Hydroxyzine Hcl	Hydroxyzine Hcl	59	19
Nystatin	Nystatin	59	26
Lovastatin	Lovastatin	58	14
Latanoprost	Latanoprost	57	12
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	57	12
Diazepam	Diazepam	56	12
Entresto	Sacubitril/Valsartan	56	suppressed
Risperidone	Risperidone	56	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	55	27
Nifedipine Er	Nifedipine	55	suppressed
Baclofen	Baclofen	54	suppressed
Trulicity	Dulaglutide	54	12
Clonidine Hcl	Clonidine Hcl	53	suppressed
Diclofenac Sodium	Diclofenac Sodium	53	25
Doxazosin Mesylate	Doxazosin Mesylate	53	suppressed
Trimethoprim	Trimethoprim	53	suppressed
Glipizide	Glipizide	52	16
Primidone	Primidone	51	suppressed
Fenofibrate	Fenofibrate	50	suppressed
Nyamyc	Nystatin	50	29
Lithium Carbonate	Lithium Carbonate	48	suppressed
Topiramate	Topiramate	48	suppressed
Ozempic	Semaglutide	47	14
Benazepril Hcl	Benazepril Hcl	46	suppressed
Meclizine Hcl	Meclizine Hcl	46	25
Torsemide	Torsemide	46	suppressed
Lactulose	Lactulose	45	suppressed
Metformin Hcl Er	Metformin Hcl	44	15
Prednisone	Prednisone	44	18
Azithromycin	Azithromycin	43	33
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	43	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	43	19
Farxiga	Dapagliflozin Propanediol	43	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	43	11
Amoxicillin	Amoxicillin	42	26
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	42	11
Aripiprazole	Aripiprazole	40	suppressed
Acetic Acid	Acetic Acid	37	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	37	suppressed
Synthroid	Levothyroxine Sodium	37	suppressed
Fluconazole	Fluconazole	36	17
Pregabalin	Pregabalin	36	12
Propranolol Hcl	Propranolol Hcl	36	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	36	11
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	34	34
Celecoxib	Celecoxib	33	suppressed
Clonazepam	Clonazepam	33	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	33	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	32	13
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	31	11
Ventolin Hfa	Albuterol Sulfate	31	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	30	13
Pioglitazone Hcl	Pioglitazone Hcl	30	11
Venlafaxine Hcl	Venlafaxine Hcl	30	suppressed
Galantamine Hbr	Galantamine Hbr	27	suppressed
Ondansetron Odt	Ondansetron	27	17
Calcitriol	Calcitriol	26	suppressed
Colestipol Hcl	Colestipol Hcl	26	suppressed
Fenofibrate	Fenofibrate,micronized	26	suppressed
Klor-Con M20	Potassium Chloride	26	12
Prednisolone Acetate	Prednisolone Acetate	25	suppressed
Atomoxetine Hcl	Atomoxetine Hcl	24	suppressed
Bupropion Hcl Sr	Bupropion Hcl	24	suppressed
Paliperidone Er	Paliperidone	24	suppressed
Cyproheptadine Hcl	Cyproheptadine Hcl	23	suppressed
Levofloxacin	Levofloxacin	23	17
Promethazine Hcl	Promethazine Hcl	23	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	22	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	22	suppressed
Novolog Flexpen	Insulin Aspart	22	suppressed
Cyclosporine	Cyclosporine	21	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	21	suppressed
Myrbetriq	Mirabegron	21	suppressed
Novolog	Insulin Aspart	21	suppressed
Prazosin Hcl	Prazosin Hcl	21	suppressed
Valsartan	Valsartan	21	suppressed
Incruse Ellipta	Umeclidinium Bromide	20	suppressed
Testosterone Cypionate	Testosterone Cypionate	19	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	18	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	18	suppressed
Bumetanide	Bumetanide	18	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	18	suppressed
Lacosamide	Lacosamide	18	suppressed
Lansoprazole	Lansoprazole	18	suppressed
Spiriva Respimat	Tiotropium Bromide	18	suppressed
Betamethasone Dipropionate	Betamethasone Dipropionate	17	suppressed
Cimetidine	Cimetidine	17	suppressed
Humalog	Insulin Lispro	17	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	17	suppressed
Methotrexate	Methotrexate Sodium	17	suppressed
Cholestyramine Light	Cholestyramine	16	suppressed
Digoxin	Digoxin	16	suppressed
Ibuprofen	Ibuprofen	16	suppressed
Sucralfate	Sucralfate	16	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	15	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	15	suppressed
Folic Acid	Folic Acid	15	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	15	suppressed
Ramipril	Ramipril	15	suppressed
Breo Ellipta	Fluticasone/Vilanterol	14	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	14	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	14	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	14	suppressed
Sulfacetamide Sodium	Sulfacetamide Sodium	14	14
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	14	suppressed
Chlorthalidone	Chlorthalidone	13	suppressed
Cinacalcet Hcl	Cinacalcet Hcl	13	suppressed
Cyanocobalamin Injection	Cyanocobalamin (Vitamin B-12)	13	suppressed
Dulera	Mometasone/Formoterol	13	suppressed
Humulin 70-30	Insulin Nph Hum/Reg Insulin Hm	13	suppressed
Restasis	Cyclosporine	13	suppressed
Bethanechol Chloride	Bethanechol Chloride	12	suppressed
Eplerenone	Eplerenone	12	suppressed
Lidocaine Hcl	Lidocaine Hcl	12	suppressed
Mupirocin	Mupirocin	12	11
Olanzapine	Olanzapine	12	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	12	suppressed
Sevelamer Hcl	Sevelamer Hcl	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Thioridazine Hcl	Thioridazine Hcl	12	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	12	suppressed
Verapamil Er	Verapamil Hcl	12	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	12	suppressed
Creon	Lipase/Protease/Amylase	11	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	11	suppressed
Klayesta	Nystatin	11	suppressed
Klor-Con M10	Potassium Chloride	11	suppressed
Methenamine Hippurate	Methenamine Hippurate	11	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Rivastigmine	Rivastigmine	11	suppressed
Rytary	Carbidopa/Levodopa	11	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	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