Healthcare provider profile · identity verified

Stacey J Sperlingas, MD

Family Practice · TOMAH, WI · NPI 1295790822

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	726	259
Levothyroxine Sodium	Levothyroxine Sodium	313	87
Lisinopril	Lisinopril	313	108
Amlodipine Besylate	Amlodipine Besylate	272	95
Losartan Potassium	Losartan Potassium	214	81
Omeprazole	Omeprazole	211	69
Famotidine	Famotidine	193	56
Metoprolol Succinate	Metoprolol Succinate	168	62
Gabapentin	Gabapentin	160	49
Potassium Chloride	Potassium Chloride	160	53
Albuterol Sulfate Hfa	Albuterol Sulfate	156	71
Metformin Hcl Er	Metformin Hcl	150	41
Hydrochlorothiazide	Hydrochlorothiazide	148	48
Metoprolol Tartrate	Metoprolol Tartrate	134	50
Glimepiride	Glimepiride	129	38
Furosemide	Furosemide	128	53
Pantoprazole Sodium	Pantoprazole Sodium	128	42
Warfarin Sodium	Warfarin Sodium	124	23
Fluticasone Propionate	Fluticasone Propionate	117	42
Rosuvastatin Calcium	Rosuvastatin Calcium	105	32
Simvastatin	Simvastatin	105	31
Allopurinol	Allopurinol	102	31
Sertraline Hcl	Sertraline Hcl	101	37
Tamsulosin Hcl	Tamsulosin Hcl	98	32
Trazodone Hcl	Trazodone Hcl	93	32
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	86	32
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	84	34
Fluoxetine Hcl	Fluoxetine Hcl	81	29
Ezetimibe	Ezetimibe	75	18
Jardiance	Empagliflozin	74	25
Duloxetine Hcl	Duloxetine Hcl	73	23
Metformin Hcl	Metformin Hcl	72	23
Montelukast Sodium	Montelukast Sodium	69	19
Alendronate Sodium	Alendronate Sodium	63	22
Buspirone Hcl	Buspirone Hcl	63	26
Escitalopram Oxalate	Escitalopram Oxalate	60	26
Levetiracetam	Levetiracetam	60	suppressed
Trulicity	Dulaglutide	59	12
Carvedilol	Carvedilol	58	20
Bupropion Xl	Bupropion Hcl	57	22
Quetiapine Fumarate	Quetiapine Fumarate	51	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	51	11
Alprazolam	Alprazolam	50	16
Zolpidem Tartrate	Zolpidem Tartrate	50	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	49	15
Spironolactone	Spironolactone	48	18
Fenofibrate	Fenofibrate	47	12
Tramadol Hcl	Tramadol Hcl	46	15
Clopidogrel	Clopidogrel Bisulfate	45	19
Pravastatin Sodium	Pravastatin Sodium	45	16
Lorazepam	Lorazepam	44	13
Eliquis	Apixaban	41	17
Lamotrigine	Lamotrigine	41	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	40	13
Oxybutynin Chloride Er	Oxybutynin Chloride	40	suppressed
Ozempic	Semaglutide	38	suppressed
Diclofenac Sodium	Diclofenac Sodium	37	15
Esomeprazole Magnesium	Esomeprazole Magnesium	37	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	37	suppressed
Clonidine Hcl	Clonidine Hcl	36	suppressed
Atenolol	Atenolol	34	12
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	32	suppressed
Ondansetron Odt	Ondansetron	32	12
Ventolin Hfa	Albuterol Sulfate	32	19
Aripiprazole	Aripiprazole	31	suppressed
Meloxicam	Meloxicam	31	12
Oxycodone Hcl	Oxycodone Hcl	31	16
Glipizide	Glipizide	30	suppressed
Clonazepam	Clonazepam	29	11
Topiramate	Topiramate	29	11
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	27	25
Propranolol Hcl	Propranolol Hcl	27	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	26	suppressed
Prednisone	Prednisone	26	21
Amitriptyline Hcl	Amitriptyline Hcl	25	suppressed
Bumetanide	Bumetanide	25	suppressed
Xarelto	Rivaroxaban	25	suppressed
Lansoprazole	Lansoprazole	24	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	24	suppressed
Baclofen	Baclofen	23	suppressed
Nystatin	Nystatin	23	11
Citalopram Hbr	Citalopram Hydrobromide	22	suppressed
Divalproex Sodium	Divalproex Sodium	22	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	22	suppressed
Ketoconazole	Ketoconazole	22	12
Prazosin Hcl	Prazosin Hcl	22	suppressed
Donepezil Hcl	Donepezil Hcl	21	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	21	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	21	suppressed
Benztropine Mesylate	Benztropine Mesylate	20	suppressed
Carbamazepine	Carbamazepine	20	suppressed
Chlorthalidone	Chlorthalidone	20	suppressed
Divalproex Sodium Er	Divalproex Sodium	20	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	20	suppressed
Breo Ellipta	Fluticasone/Vilanterol	19	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	19	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	19	suppressed
Memantine Hcl	Memantine Hcl	18	suppressed
Paroxetine Hcl	Paroxetine Hcl	17	suppressed
Spiriva Respimat	Tiotropium Bromide	17	suppressed
Diazepam	Diazepam	16	suppressed
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	16	suppressed
Risperidone	Risperidone	15	suppressed
Spiriva Handihaler	Tiotropium Bromide	15	suppressed
Tizanidine Hcl	Tizanidine Hcl	15	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	14	14
Metoclopramide Hcl	Metoclopramide Hcl	14	suppressed
Morphine Sulfate Er	Morphine Sulfate	14	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	14	suppressed
Ropinirole Hcl	Ropinirole Hcl	14	suppressed
Tradjenta	Linagliptin	14	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	14	suppressed
Benazepril Hcl	Benazepril Hcl	13	suppressed
Cephalexin	Cephalexin	13	13
Hydralazine Hcl	Hydralazine Hcl	13	suppressed
Pregabalin	Pregabalin	13	suppressed
Propranolol Hcl Er	Propranolol Hcl	13	suppressed
Sucralfate	Sucralfate	13	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	13	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	13	suppressed
Amoxicillin	Amoxicillin	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Carbamazepine Er	Carbamazepine	12	suppressed
Enalapril Maleate	Enalapril Maleate	12	suppressed
Famciclovir	Famciclovir	12	suppressed
Fluvoxamine Maleate	Fluvoxamine Maleate	12	suppressed
Incruse Ellipta	Umeclidinium Bromide	12	suppressed
Lidocaine	Lidocaine	12	suppressed
Synthroid	Levothyroxine Sodium	12	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	12	suppressed
Valacyclovir	Valacyclovir Hcl	12	suppressed
Farxiga	Dapagliflozin Propanediol	11	suppressed
Finasteride	Finasteride	11	suppressed
Meclizine Hcl	Meclizine Hcl	11	suppressed
Nifedipine Er	Nifedipine	11	suppressed
Oxybutynin Chloride	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