Healthcare provider profile · identity verified

Kevin S Toppenberg, MD

Family Practice · GREENEVILLE, TN · NPI 1093726085

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
Rosuvastatin Calcium	Rosuvastatin Calcium	485	139
Levothyroxine Sodium	Levothyroxine Sodium	393	100
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	262	53
Atorvastatin Calcium	Atorvastatin Calcium	232	67
Lisinopril	Lisinopril	224	59
Amlodipine Besylate	Amlodipine Besylate	214	59
Sertraline Hcl	Sertraline Hcl	208	63
Pantoprazole Sodium	Pantoprazole Sodium	177	53
Metoprolol Succinate	Metoprolol Succinate	161	47
Furosemide	Furosemide	155	52
Metformin Hcl	Metformin Hcl	154	40
Omeprazole	Omeprazole	148	45
Hydrochlorothiazide	Hydrochlorothiazide	146	47
Glipizide Er	Glipizide	143	38
Gabapentin	Gabapentin	139	34
Potassium Chloride	Potassium Chloride	137	47
Trazodone Hcl	Trazodone Hcl	134	37
Eliquis	Apixaban	112	26
Tramadol Hcl	Tramadol Hcl	107	23
Lorazepam	Lorazepam	105	21
Tamsulosin Hcl	Tamsulosin Hcl	105	24
Valsartan	Valsartan	105	32
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	104	34
Metformin Hcl Er	Metformin Hcl	101	27
Meloxicam	Meloxicam	98	35
Prednisone	Prednisone	97	65
Carvedilol	Carvedilol	96	29
Clopidogrel	Clopidogrel Bisulfate	94	24
Losartan Potassium	Losartan Potassium	92	29
Allopurinol	Allopurinol	89	23
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	87	26
Metoprolol Tartrate	Metoprolol Tartrate	83	22
Fluticasone Propionate	Fluticasone Propionate	79	24
Ozempic	Semaglutide	74	20
Duloxetine Hcl	Duloxetine Hcl	69	19
Famotidine	Famotidine	62	19
Alendronate Sodium	Alendronate Sodium	60	21
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	60	14
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	59	13
Pioglitazone Hcl	Pioglitazone Hcl	54	16
Quetiapine Fumarate	Quetiapine Fumarate	52	13
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	51	11
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	49	suppressed
Simvastatin	Simvastatin	49	14
Irbesartan	Irbesartan	48	11
Azithromycin	Azithromycin	47	37
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	47	15
Ondansetron Odt	Ondansetron	44	18
Pravastatin Sodium	Pravastatin Sodium	44	14
Tizanidine Hcl	Tizanidine Hcl	42	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	42	11
Hydroxyzine Hcl	Hydroxyzine Hcl	39	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	36	suppressed
Montelukast Sodium	Montelukast Sodium	36	14
Spironolactone	Spironolactone	36	13
Synthroid	Levothyroxine Sodium	36	suppressed
Albuterol Sulfate Hfa	Albuterol Sulfate	35	14
Donepezil Hcl	Donepezil Hcl	35	suppressed
Xarelto	Rivaroxaban	35	suppressed
Citalopram Hbr	Citalopram Hydrobromide	33	11
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	33	11
Bupropion Xl	Bupropion Hcl	31	suppressed
Clonazepam	Clonazepam	31	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	31	suppressed
Warfarin Sodium	Warfarin Sodium	31	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	30	suppressed
Nystatin	Nystatin	29	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	29	22
Doxycycline Hyclate	Doxycycline Hyclate	28	22
Clonidine Hcl	Clonidine Hcl	26	11
Finasteride	Finasteride	26	suppressed
Tramadol Hcl-Acetaminophen	Tramadol Hcl/Acetaminophen	26	suppressed
Irbesartan-Hydrochlorothiazide	Irbesartan/Hydrochlorothiazide	25	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	25	suppressed
Rizatriptan	Rizatriptan Benzoate	25	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	24	20
Dilt-Xr	Diltiazem Hcl	24	suppressed
Glimepiride	Glimepiride	24	suppressed
Hydralazine Hcl	Hydralazine Hcl	24	suppressed
Morphine Sulfate Er	Morphine Sulfate	23	suppressed
Diclofenac Sodium	Diclofenac Sodium	22	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	22	suppressed
Myrbetriq	Mirabegron	22	suppressed
Fluconazole	Fluconazole	21	suppressed
Solifenacin Succinate	Solifenacin Succinate	21	suppressed
Telmisartan	Telmisartan	21	suppressed
Buspirone Hcl	Buspirone Hcl	19	suppressed
Jardiance	Empagliflozin	19	suppressed
Terazosin Hcl	Terazosin Hcl	19	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	19	suppressed
Atenolol	Atenolol	18	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	18	suppressed
Entresto	Sacubitril/Valsartan	18	suppressed
Farxiga	Dapagliflozin Propanediol	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Meclizine Hcl	Meclizine Hcl	18	suppressed
Ezetimibe	Ezetimibe	17	suppressed
Mirtazapine	Mirtazapine	17	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	17	15
Restasis	Cyclosporine	17	suppressed
Topiramate	Topiramate	17	suppressed
Valacyclovir	Valacyclovir Hcl	17	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	16	suppressed
Bupropion Hcl Sr	Bupropion Hcl	15	suppressed
Celecoxib	Celecoxib	15	suppressed
Ketoconazole	Ketoconazole	13	suppressed
Prempro	Estrogen,con/M-Progest Acet	13	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Methocarbamol	Methocarbamol	12	suppressed
Methylprednisolone	Methylprednisolone	12	11
Spiriva Respimat	Tiotropium Bromide	12	suppressed
Temazepam	Temazepam	12	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Ramipril	Ramipril	11	suppressed
Risperidone	Risperidone	11	suppressed
Terbinafine Hcl	Terbinafine 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