Healthcare provider profile · identity verified

Daniel Attanasio, D.O.

Internal Medicine · GRAFTON, WI · NPI 1609801380

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	615	152
Amlodipine Besylate	Amlodipine Besylate	451	118
Lisinopril	Lisinopril	403	98
Pantoprazole Sodium	Pantoprazole Sodium	363	91
Losartan Potassium	Losartan Potassium	357	86
Rosuvastatin Calcium	Rosuvastatin Calcium	306	80
Levothyroxine Sodium	Levothyroxine Sodium	268	57
Omeprazole	Omeprazole	236	59
Simvastatin	Simvastatin	230	63
Metoprolol Succinate	Metoprolol Succinate	223	53
Gabapentin	Gabapentin	201	48
Metformin Hcl Er	Metformin Hcl	180	45
Tamsulosin Hcl	Tamsulosin Hcl	153	26
Sertraline Hcl	Sertraline Hcl	152	29
Carvedilol	Carvedilol	142	27
Furosemide	Furosemide	141	41
Metformin Hcl	Metformin Hcl	138	36
Allopurinol	Allopurinol	136	29
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	136	24
Tramadol Hcl	Tramadol Hcl	134	30
Eliquis	Apixaban	130	24
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	130	18
Albuterol Sulfate Hfa	Albuterol Sulfate	128	51
Clopidogrel	Clopidogrel Bisulfate	113	27
Potassium Chloride	Potassium Chloride	111	32
Glimepiride	Glimepiride	109	24
Trazodone Hcl	Trazodone Hcl	106	23
Atenolol	Atenolol	105	27
Warfarin Sodium	Warfarin Sodium	102	20
Pravastatin Sodium	Pravastatin Sodium	101	27
Famotidine	Famotidine	99	30
Hydrochlorothiazide	Hydrochlorothiazide	96	27
Zolpidem Tartrate	Zolpidem Tartrate	94	31
Bupropion Xl	Bupropion Hcl	91	22
Montelukast Sodium	Montelukast Sodium	90	22
Escitalopram Oxalate	Escitalopram Oxalate	89	21
Meloxicam	Meloxicam	89	27
Lorazepam	Lorazepam	84	25
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	77	17
Alprazolam	Alprazolam	75	18
Metoprolol Tartrate	Metoprolol Tartrate	73	23
Clonazepam	Clonazepam	72	14
Fluoxetine Hcl	Fluoxetine Hcl	70	16
Tizanidine Hcl	Tizanidine Hcl	62	22
Paroxetine Hcl	Paroxetine Hcl	60	suppressed
Morphine Sulfate Er	Morphine Sulfate	58	suppressed
Prednisone	Prednisone	58	37
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	57	13
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	57	16
Fluticasone Propionate	Fluticasone Propionate	54	20
Hydralazine Hcl	Hydralazine Hcl	53	13
Mounjaro	Tirzepatide	48	suppressed
Ozempic	Semaglutide	46	suppressed
Hydrocortisone	Hydrocortisone	45	20
Venlafaxine Hcl Er	Venlafaxine Hcl	44	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	43	12
Citalopram Hbr	Citalopram Hydrobromide	42	13
Mirtazapine	Mirtazapine	41	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	41	suppressed
Ezetimibe	Ezetimibe	40	11
Hydroxyzine Hcl	Hydroxyzine Hcl	40	suppressed
Mupirocin	Mupirocin	39	25
Oxycodone Hcl	Oxycodone Hcl	39	suppressed
Ropinirole Hcl	Ropinirole Hcl	39	suppressed
Cephalexin	Cephalexin	38	14
Sumatriptan Succinate	Sumatriptan Succinate	37	suppressed
Synthroid	Levothyroxine Sodium	37	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	34	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	34	23
Chlorhexidine Gluconate	Chlorhexidine Gluconate	34	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	34	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	34	suppressed
Finasteride	Finasteride	33	suppressed
Clonidine Hcl	Clonidine Hcl	32	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	31	26
Trulicity	Dulaglutide	31	suppressed
Duloxetine Hcl	Duloxetine Hcl	30	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	29	suppressed
Amoxicillin	Amoxicillin	28	16
Fenofibrate	Fenofibrate Nanocrystallized	28	suppressed
Nystatin	Nystatin	28	12
Alendronate Sodium	Alendronate Sodium	26	suppressed
Fluconazole	Fluconazole	26	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	26	18
Azithromycin	Azithromycin	25	20
Diazepam	Diazepam	25	14
Sucralfate	Sucralfate	25	suppressed
Bupropion Hcl Sr	Bupropion Hcl	24	suppressed
Diltiazem 24hr Er	Diltiazem Hcl	24	suppressed
Pregabalin	Pregabalin	24	suppressed
Chlorthalidone	Chlorthalidone	23	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	23	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	22	suppressed
Jardiance	Empagliflozin	22	suppressed
Baclofen	Baclofen	21	suppressed
Buspirone Hcl	Buspirone Hcl	21	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	21	suppressed
Rybelsus	Semaglutide	21	suppressed
Xarelto	Rivaroxaban	21	suppressed
Digoxin	Digoxin	20	suppressed
Ketoconazole	Ketoconazole	20	suppressed
Methylprednisolone	Methylprednisolone	20	18
Ondansetron Odt	Ondansetron	20	15
Solifenacin Succinate	Solifenacin Succinate	20	suppressed
Diclofenac Sodium	Diclofenac Sodium	19	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	19	suppressed
Nifedipine Er	Nifedipine	19	suppressed
Benazepril Hcl	Benazepril Hcl	18	suppressed
Glipizide	Glipizide	18	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	17	suppressed
Terazosin Hcl	Terazosin Hcl	17	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	17	11
Vascepa	Icosapent Ethyl	17	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	16	suppressed
Clobetasol Propionate	Clobetasol Propionate	16	suppressed
Aripiprazole	Aripiprazole	15	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	15	suppressed
Ibuprofen	Ibuprofen	15	suppressed
Nateglinide	Nateglinide	15	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	15	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	15	suppressed
Spironolactone	Spironolactone	15	suppressed
Temazepam	Temazepam	15	suppressed
Valsartan	Valsartan	15	suppressed
Bumetanide	Bumetanide	14	suppressed
Linzess	Linaclotide	14	suppressed
Memantine Hcl	Memantine Hcl	14	suppressed
Morphine Sulfate	Morphine Sulfate	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Ondansetron Hcl	Ondansetron Hcl	14	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	14	suppressed
Amiodarone Hcl	Amiodarone Hcl	13	suppressed
Celecoxib	Celecoxib	13	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	13	suppressed
Desoximetasone	Desoximetasone	13	suppressed
Dexlansoprazole Dr	Dexlansoprazole	13	suppressed
Methadone Hcl	Methadone Hcl	13	suppressed
Omnipod 5 Dexg7g6 Pods (Gen 5)	Insulin Pump Cart,auto,bt,g6/7	13	suppressed
Oxycontin	Oxycodone Hcl	13	suppressed
Tradjenta	Linagliptin	13	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	13	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	12	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	12	suppressed
Donepezil Hcl	Donepezil Hcl	12	suppressed
Glyburide	Glyburide	12	suppressed
Lurasidone Hcl	Lurasidone Hcl	12	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	12	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	12	suppressed
Proctosol-Hc	Hydrocortisone	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	11	suppressed
Breo Ellipta	Fluticasone/Vilanterol	11	suppressed
Humalog	Insulin Lispro	11	suppressed
Humalog Kwikpen U-100	Insulin Lispro	11	suppressed
Lovastatin	Lovastatin	11	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Ramipril	Ramipril	11	suppressed
Torsemide	Torsemide	11	suppressed
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	11	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	11	suppressed
Valacyclovir	Valacyclovir 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