Healthcare provider profile · identity verified

David S Stolp, MD

Family Practice · WEST ALLIS, WI · NPI 1538247051

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	675	172
Amlodipine Besylate	Amlodipine Besylate	455	126
Levothyroxine Sodium	Levothyroxine Sodium	407	100
Lisinopril	Lisinopril	405	106
Metoprolol Succinate	Metoprolol Succinate	396	109
Hydrochlorothiazide	Hydrochlorothiazide	309	92
Omeprazole	Omeprazole	309	74
Pantoprazole Sodium	Pantoprazole Sodium	256	59
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	252	76
Losartan Potassium	Losartan Potassium	245	64
Albuterol Sulfate Hfa	Albuterol Sulfate	235	79
Gabapentin	Gabapentin	233	59
Furosemide	Furosemide	226	70
Simvastatin	Simvastatin	217	56
Tizanidine Hcl	Tizanidine Hcl	187	50
Escitalopram Oxalate	Escitalopram Oxalate	169	48
Metformin Hcl	Metformin Hcl	165	46
Tamsulosin Hcl	Tamsulosin Hcl	152	40
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	151	27
Pravastatin Sodium	Pravastatin Sodium	150	41
Ozempic	Semaglutide	144	24
Eliquis	Apixaban	142	26
Alprazolam	Alprazolam	133	25
Trazodone Hcl	Trazodone Hcl	130	32
Tramadol Hcl	Tramadol Hcl	120	30
Metoprolol Tartrate	Metoprolol Tartrate	117	31
Clopidogrel	Clopidogrel Bisulfate	112	27
Dicyclomine Hcl	Dicyclomine Hcl	111	39
Rosuvastatin Calcium	Rosuvastatin Calcium	106	32
Spironolactone	Spironolactone	105	31
Montelukast Sodium	Montelukast Sodium	103	25
Potassium Chloride	Potassium Chloride	97	23
Allopurinol	Allopurinol	92	25
Fluticasone Propionate	Fluticasone Propionate	89	33
Aripiprazole	Aripiprazole	83	21
Zolpidem Tartrate	Zolpidem Tartrate	83	14
Lorazepam	Lorazepam	80	13
Temazepam	Temazepam	80	suppressed
Metformin Hcl Er	Metformin Hcl	77	24
Mounjaro	Tirzepatide	75	15
Triamcinolone Acetonide	Triamcinolone Acetonide	75	33
Alendronate Sodium	Alendronate Sodium	71	20
Sertraline Hcl	Sertraline Hcl	70	20
Citalopram Hbr	Citalopram Hydrobromide	69	16
Mirtazapine	Mirtazapine	69	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	68	17
Baclofen	Baclofen	67	14
Memantine Hcl	Memantine Hcl	66	15
Meloxicam	Meloxicam	63	17
Clonazepam	Clonazepam	62	suppressed
Clonidine Hcl	Clonidine Hcl	61	21
Bupropion Hcl Sr	Bupropion Hcl	59	14
Valsartan	Valsartan	58	20
Carvedilol	Carvedilol	57	12
Ropinirole Hcl	Ropinirole Hcl	57	13
Famotidine	Famotidine	55	16
Lovastatin	Lovastatin	55	15
Warfarin Sodium	Warfarin Sodium	55	14
Ezetimibe	Ezetimibe	54	14
Ondansetron Odt	Ondansetron	53	12
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	53	suppressed
Xarelto	Rivaroxaban	52	suppressed
Prednisone	Prednisone	51	43
Ondansetron Hcl	Ondansetron Hcl	50	suppressed
Atenolol	Atenolol	49	14
Fenofibrate	Fenofibrate Nanocrystallized	47	11
Duloxetine Hcl	Duloxetine Hcl	46	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	43	13
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	43	suppressed
Nystatin	Nystatin	43	suppressed
Naproxen	Naproxen	40	16
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	39	suppressed
Ketoconazole	Ketoconazole	39	14
Amitriptyline Hcl	Amitriptyline Hcl	38	13
Jardiance	Empagliflozin	38	11
Oxycodone Hcl	Oxycodone Hcl	38	suppressed
Paroxetine Hcl	Paroxetine Hcl	38	12
Bupropion Xl	Bupropion Hcl	37	suppressed
Meclizine Hcl	Meclizine Hcl	37	12
Pregabalin	Pregabalin	37	16
Nortriptyline Hcl	Nortriptyline Hcl	36	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	34	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	33	14
Buspirone Hcl	Buspirone Hcl	32	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	32	suppressed
Diazepam	Diazepam	32	suppressed
Ibuprofen	Ibuprofen	32	suppressed
Januvia	Sitagliptin Phosphate	31	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	31	suppressed
Symbicort	Budesonide/Formoterol Fumarate	31	suppressed
Azithromycin	Azithromycin	30	29
Chlorthalidone	Chlorthalidone	30	suppressed
Lamotrigine	Lamotrigine	29	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	28	suppressed
Fenofibrate	Fenofibrate,micronized	28	suppressed
Fluconazole	Fluconazole	28	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	28	11
Rivastigmine	Rivastigmine Tartrate	27	suppressed
Digoxin	Digoxin	26	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	26	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	26	suppressed
Terazosin Hcl	Terazosin Hcl	26	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	25	suppressed
Finasteride	Finasteride	25	suppressed
Glipizide	Glipizide	25	suppressed
Glipizide Er	Glipizide	25	suppressed
Mupirocin	Mupirocin	25	17
Advair Hfa	Fluticasone Propion/Salmeterol	24	suppressed
Benazepril Hcl	Benazepril Hcl	24	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	24	11
Quetiapine Fumarate	Quetiapine Fumarate	24	suppressed
Testosterone	Testosterone	24	suppressed
Amoxicillin	Amoxicillin	23	16
Diclofenac Sodium	Diclofenac Sodium	23	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	23	suppressed
Celecoxib	Celecoxib	22	suppressed
Colchicine	Colchicine	22	suppressed
Olanzapine	Olanzapine	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	19	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	19	suppressed
Fenofibrate	Fenofibrate	19	suppressed
Hydralazine Hcl	Hydralazine Hcl	19	suppressed
Labetalol Hcl	Labetalol Hcl	19	suppressed
Linzess	Linaclotide	19	suppressed
Propranolol Hcl Er	Propranolol Hcl	19	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	19	17
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	19	suppressed
Brilinta	Ticagrelor	17	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	17	suppressed
Levofloxacin	Levofloxacin	17	15
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	17	suppressed
Spiriva Respimat	Tiotropium Bromide	17	suppressed
Breo Ellipta	Fluticasone/Vilanterol	16	suppressed
Bumetanide	Bumetanide	16	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	16	16
Topiramate	Topiramate	16	suppressed
Torsemide	Torsemide	16	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	16	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	15	suppressed
Myrbetriq	Mirabegron	15	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	15	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	15	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	15	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	15	suppressed
Butorphanol Tartrate	Butorphanol Tartrate	14	suppressed
Indomethacin	Indomethacin	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Sucralfate	Sucralfate	14	suppressed
Tiadylt Er	Diltiazem Hcl	14	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	14	suppressed
Amantadine	Amantadine Hcl	13	suppressed
Cefadroxil	Cefadroxil	13	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	13	suppressed
Divalproex Sodium Er	Divalproex Sodium	13	suppressed
Farxiga	Dapagliflozin Propanediol	13	suppressed
Memantine Hcl Er	Memantine Hcl	13	suppressed
Methocarbamol	Methocarbamol	13	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	13	suppressed
Procto-Med Hc	Hydrocortisone	13	suppressed
Valacyclovir	Valacyclovir Hcl	13	suppressed
Flecainide Acetate	Flecainide Acetate	12	suppressed
Irbesartan	Irbesartan	12	suppressed
Methimazole	Methimazole	12	suppressed
Multaq	Dronedarone Hcl	12	suppressed
Nifedipine Er	Nifedipine	12	suppressed
Ventolin Hfa	Albuterol Sulfate	12	suppressed
Verapamil Er	Verapamil Hcl	12	suppressed
Acyclovir	Acyclovir	11	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	11	suppressed
Humalog Kwikpen U-100	Insulin Lispro	11	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	11	suppressed
Lanthanum Carbonate	Lanthanum Carbonate	11	suppressed
Oxycontin	Oxycodone Hcl	11	suppressed
Rexulti	Brexpiprazole	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