Healthcare provider profile · identity verified

Gregory G Blommel

Internal Medicine · WEST BEND, WI · NPI 1184704546

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	846	236
Losartan Potassium	Losartan Potassium	425	126
Levothyroxine Sodium	Levothyroxine Sodium	373	103
Lisinopril	Lisinopril	370	107
Rosuvastatin Calcium	Rosuvastatin Calcium	352	95
Amlodipine Besylate	Amlodipine Besylate	321	100
Metoprolol Succinate	Metoprolol Succinate	313	86
Warfarin Sodium	Warfarin Sodium	269	47
Simvastatin	Simvastatin	267	68
Omeprazole	Omeprazole	259	68
Tamsulosin Hcl	Tamsulosin Hcl	257	61
Pantoprazole Sodium	Pantoprazole Sodium	235	60
Eliquis	Apixaban	217	38
Metformin Hcl	Metformin Hcl	210	69
Hydrochlorothiazide	Hydrochlorothiazide	206	61
Furosemide	Furosemide	197	49
Gabapentin	Gabapentin	188	49
Finasteride	Finasteride	167	40
Spironolactone	Spironolactone	157	39
Trulicity	Dulaglutide	152	26
Metformin Hcl Er	Metformin Hcl	147	52
Carvedilol	Carvedilol	136	43
Allopurinol	Allopurinol	131	34
Famotidine	Famotidine	125	37
Pravastatin Sodium	Pravastatin Sodium	119	30
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	111	26
Metoprolol Tartrate	Metoprolol Tartrate	106	32
Sertraline Hcl	Sertraline Hcl	106	21
Escitalopram Oxalate	Escitalopram Oxalate	105	30
Jardiance	Empagliflozin	98	26
Atenolol	Atenolol	95	28
Tramadol Hcl	Tramadol Hcl	94	23
Potassium Chloride	Potassium Chloride	92	29
Duloxetine Hcl	Duloxetine Hcl	86	18
Trazodone Hcl	Trazodone Hcl	86	22
Enalapril Maleate	Enalapril Maleate	77	20
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	77	23
Ezetimibe	Ezetimibe	75	20
Mounjaro	Tirzepatide	74	16
Citalopram Hbr	Citalopram Hydrobromide	72	18
Clopidogrel	Clopidogrel Bisulfate	69	18
Donepezil Hcl	Donepezil Hcl	67	12
Doxazosin Mesylate	Doxazosin Mesylate	63	18
Chlorthalidone	Chlorthalidone	61	20
Montelukast Sodium	Montelukast Sodium	61	19
Pregabalin	Pregabalin	61	14
Albuterol Sulfate Hfa	Albuterol Sulfate	60	29
Memantine Hcl	Memantine Hcl	57	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	56	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	56	17
Hydralazine Hcl	Hydralazine Hcl	49	11
Raloxifene Hcl	Raloxifene Hcl	47	11
Mirtazapine	Mirtazapine	45	16
Oxycodone Hcl	Oxycodone Hcl	44	14
Synthroid	Levothyroxine Sodium	44	11
Glimepiride	Glimepiride	43	13
Alendronate Sodium	Alendronate Sodium	42	suppressed
Ozempic	Semaglutide	42	11
Pioglitazone Hcl	Pioglitazone Hcl	41	12
Lorazepam	Lorazepam	40	14
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	39	13
Ropinirole Hcl	Ropinirole Hcl	39	suppressed
Spironolactone-Hctz	Spironolact/Hydrochlorothiazid	36	12
Bumetanide	Bumetanide	34	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	32	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	32	suppressed
Prednisone	Prednisone	32	17
Benazepril Hcl	Benazepril Hcl	31	suppressed
Propranolol Hcl Er	Propranolol Hcl	31	suppressed
Xarelto	Rivaroxaban	31	suppressed
Paroxetine Hcl	Paroxetine Hcl	28	suppressed
Buspirone Hcl	Buspirone Hcl	27	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	27	suppressed
Estradiol	Estradiol	26	suppressed
Amoxicillin	Amoxicillin	25	12
Fluticasone Propionate	Fluticasone Propionate	25	suppressed
Lovastatin	Lovastatin	25	suppressed
Indapamide	Indapamide	24	suppressed
Aripiprazole	Aripiprazole	23	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	23	suppressed
Trospium Chloride	Trospium Chloride	23	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	22	suppressed
Labetalol Hcl	Labetalol Hcl	21	suppressed
Valsartan	Valsartan	21	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	20	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	20	14
Bupropion Xl	Bupropion Hcl	19	suppressed
Clonazepam	Clonazepam	19	suppressed
Methenamine Hippurate	Methenamine Hippurate	19	suppressed
Myrbetriq	Mirabegron	19	suppressed
Terazosin Hcl	Terazosin Hcl	19	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	19	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	18	suppressed
Morphine Sulfate Er	Morphine Sulfate	18	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	18	suppressed
Farxiga	Dapagliflozin Propanediol	17	suppressed
Glyxambi	Empagliflozin/Linagliptin	17	suppressed
Hydrocortisone	Hydrocortisone	17	suppressed
Methocarbamol	Methocarbamol	17	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	17	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	16	suppressed
Glipizide	Glipizide	16	suppressed
Meloxicam	Meloxicam	16	suppressed
Alprazolam	Alprazolam	15	suppressed
Divalproex Sodium	Divalproex Sodium	15	suppressed
Glipizide Er	Glipizide	15	suppressed
Levetiracetam	Levetiracetam	15	suppressed
Loperamide	Loperamide Hcl	14	suppressed
Tizanidine Hcl	Tizanidine Hcl	14	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	13	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	13	11
Digoxin	Digoxin	13	suppressed
Dilt-Xr	Diltiazem Hcl	12	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	12	suppressed
Nifedipine Er	Nifedipine	12	suppressed
Olanzapine	Olanzapine	12	suppressed
Ondansetron Odt	Ondansetron	12	suppressed
Ramipril	Ramipril	12	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	11	suppressed
Diclofenac Sodium	Diclofenac Sodium	11	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	11	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	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