Healthcare provider profile · identity verified

Robert W Tanney, D.O.

Family Practice · BUFFALO GROVE, IL · NPI 1558300038

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	433	136
Amlodipine Besylate	Amlodipine Besylate	338	107
Levothyroxine Sodium	Levothyroxine Sodium	244	70
Metoprolol Succinate	Metoprolol Succinate	218	66
Metformin Hcl	Metformin Hcl	179	58
Alprazolam	Alprazolam	160	34
Lisinopril	Lisinopril	159	49
Omeprazole	Omeprazole	154	49
Simvastatin	Simvastatin	148	43
Tamsulosin Hcl	Tamsulosin Hcl	147	42
Gabapentin	Gabapentin	140	44
Allopurinol	Allopurinol	126	37
Zolpidem Tartrate	Zolpidem Tartrate	119	31
Hydrochlorothiazide	Hydrochlorothiazide	118	34
Sertraline Hcl	Sertraline Hcl	110	37
Losartan Potassium	Losartan Potassium	99	35
Pantoprazole Sodium	Pantoprazole Sodium	85	27
Rosuvastatin Calcium	Rosuvastatin Calcium	82	28
Benazepril Hcl	Benazepril Hcl	81	21
Lorazepam	Lorazepam	71	14
Azithromycin	Azithromycin	68	50
Ozempic	Semaglutide	68	16
Glimepiride	Glimepiride	62	17
Trazodone Hcl	Trazodone Hcl	62	18
Alendronate Sodium	Alendronate Sodium	61	19
Albuterol Sulfate Hfa	Albuterol Sulfate	59	25
Spironolactone	Spironolactone	59	21
Carvedilol	Carvedilol	56	18
Clopidogrel	Clopidogrel Bisulfate	54	15
Metoprolol Tartrate	Metoprolol Tartrate	53	16
Metformin Hcl Er	Metformin Hcl	52	20
Pravastatin Sodium	Pravastatin Sodium	50	14
Eliquis	Apixaban	49	15
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	48	15
Furosemide	Furosemide	48	16
Clonazepam	Clonazepam	46	suppressed
Prednisone	Prednisone	46	20
Escitalopram Oxalate	Escitalopram Oxalate	45	14
Montelukast Sodium	Montelukast Sodium	44	14
Warfarin Sodium	Warfarin Sodium	43	11
Atenolol	Atenolol	42	12
Potassium Chloride	Potassium Chloride	42	14
Meloxicam	Meloxicam	39	14
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	38	12
Fluticasone Propionate	Fluticasone Propionate	37	15
Famotidine	Famotidine	36	12
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	35	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	35	suppressed
Methylprednisolone	Methylprednisolone	34	31
Triamcinolone Acetonide	Triamcinolone Acetonide	33	21
Januvia	Sitagliptin Phosphate	31	suppressed
Diazepam	Diazepam	29	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	29	20
Oxybutynin Chloride Er	Oxybutynin Chloride	28	suppressed
Ipratropium Bromide	Ipratropium Bromide	27	14
Bupropion Xl	Bupropion Hcl	26	suppressed
Candesartan Cilexetil	Candesartan Cilexetil	26	suppressed
Finasteride	Finasteride	26	suppressed
Glipizide Er	Glipizide	26	suppressed
Nifedipine Er	Nifedipine	26	11
Estradiol	Estradiol	25	suppressed
Irbesartan	Irbesartan	25	suppressed
Mounjaro	Tirzepatide	25	suppressed
Ramipril	Ramipril	25	suppressed
Synthroid	Levothyroxine Sodium	25	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	24	12
Doxepin Hcl	Doxepin Hcl	24	suppressed
Ezetimibe	Ezetimibe	24	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	24	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	23	19
Ibuprofen	Ibuprofen	23	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	23	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	23	11
Symbicort	Budesonide/Formoterol Fumarate	23	suppressed
Xarelto	Rivaroxaban	23	suppressed
Propranolol Hcl	Propranolol Hcl	22	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	22	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	22	suppressed
Duloxetine Hcl	Duloxetine Hcl	21	suppressed
Jardiance	Empagliflozin	21	suppressed
Paroxetine Hcl	Paroxetine Hcl	21	suppressed
Torsemide	Torsemide	20	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	19	15
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	19	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	19	suppressed
Amoxicillin	Amoxicillin	18	12
Bumetanide	Bumetanide	18	suppressed
Hydralazine Hcl	Hydralazine Hcl	17	suppressed
Lidocaine	Lidocaine	17	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	17	suppressed
Breo Ellipta	Fluticasone/Vilanterol	16	suppressed
Chlorthalidone	Chlorthalidone	16	suppressed
Enalapril Maleate	Enalapril Maleate	16	suppressed
Lovastatin	Lovastatin	16	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	16	15
Ziprasidone Hcl	Ziprasidone Hcl	16	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	15	suppressed
Invokana	Canagliflozin	15	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	15	suppressed
Vascepa	Icosapent Ethyl	15	suppressed
Entresto	Sacubitril/Valsartan	14	suppressed
Glipizide	Glipizide	14	suppressed
Lansoprazole	Lansoprazole	14	suppressed
Levetiracetam	Levetiracetam	14	suppressed
Ondansetron Odt	Ondansetron	14	suppressed
Topiramate	Topiramate	14	suppressed
Farxiga	Dapagliflozin Propanediol	13	suppressed
Hydrocortisone	Hydrocortisone	13	suppressed
Novolog Flexpen	Insulin Aspart	13	suppressed
Sildenafil Citrate	Sildenafil Citrate	13	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	12	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	12	suppressed
Fluconazole	Fluconazole	12	suppressed
Folic Acid	Folic Acid	12	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	12	suppressed
Pregabalin	Pregabalin	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Tizanidine Hcl	Tizanidine Hcl	12	suppressed
Valacyclovir	Valacyclovir Hcl	12	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	12	suppressed
Amiodarone Hcl	Amiodarone Hcl	11	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	11	suppressed
Cephalexin	Cephalexin	11	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	11	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	11	suppressed
Olanzapine	Olanzapine	11	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	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