Healthcare provider profile · identity verified

Robert Spierer, MD

Geriatric Medicine · MONROE TWP, NJ · NPI 1750466975

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	458	128
Levothyroxine Sodium	Levothyroxine Sodium	314	65
Metoprolol Succinate	Metoprolol Succinate	212	56
Amlodipine Besylate	Amlodipine Besylate	198	59
Pantoprazole Sodium	Pantoprazole Sodium	176	50
Alprazolam	Alprazolam	170	54
Simvastatin	Simvastatin	163	45
Gabapentin	Gabapentin	161	35
Lisinopril	Lisinopril	139	34
Trazodone Hcl	Trazodone Hcl	137	40
Losartan Potassium	Losartan Potassium	132	36
Hydrochlorothiazide	Hydrochlorothiazide	128	38
Eliquis	Apixaban	126	26
Metformin Hcl	Metformin Hcl	122	34
Furosemide	Furosemide	119	36
Escitalopram Oxalate	Escitalopram Oxalate	118	34
Atenolol	Atenolol	106	31
Famotidine	Famotidine	104	24
Tamsulosin Hcl	Tamsulosin Hcl	97	30
Montelukast Sodium	Montelukast Sodium	88	23
Warfarin Sodium	Warfarin Sodium	87	suppressed
Potassium Chloride	Potassium Chloride	83	18
Carvedilol	Carvedilol	81	18
Rosuvastatin Calcium	Rosuvastatin Calcium	81	27
Allopurinol	Allopurinol	80	18
Omeprazole	Omeprazole	79	21
Januvia	Sitagliptin Phosphate	77	17
Sertraline Hcl	Sertraline Hcl	77	20
Metoprolol Tartrate	Metoprolol Tartrate	70	23
Finasteride	Finasteride	69	23
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	65	15
Metformin Hcl Er	Metformin Hcl	63	20
Tramadol Hcl	Tramadol Hcl	63	15
Albuterol Sulfate Hfa	Albuterol Sulfate	62	21
Trulicity	Dulaglutide	61	suppressed
Pravastatin Sodium	Pravastatin Sodium	52	14
Xarelto	Rivaroxaban	51	suppressed
Clopidogrel	Clopidogrel Bisulfate	50	15
Alendronate Sodium	Alendronate Sodium	48	12
Donepezil Hcl	Donepezil Hcl	48	16
Memantine Hcl	Memantine Hcl	47	suppressed
Nifedipine Er	Nifedipine	42	12
Amoxicillin	Amoxicillin	41	23
Oxycodone Hcl	Oxycodone Hcl	41	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	40	suppressed
Divalproex Sodium	Divalproex Sodium	38	suppressed
Hydralazine Hcl	Hydralazine Hcl	37	12
Zolpidem Tartrate	Zolpidem Tartrate	37	suppressed
Propranolol Hcl Er	Propranolol Hcl	35	suppressed
Hydrocortisone	Hydrocortisone	34	13
Ezetimibe	Ezetimibe	33	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	33	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	33	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	32	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	32	24
Carbidopa-Levodopa	Carbidopa/Levodopa	31	suppressed
Citalopram Hbr	Citalopram Hydrobromide	30	suppressed
Meloxicam	Meloxicam	30	suppressed
Fluticasone Propionate	Fluticasone Propionate	29	12
Diazepam	Diazepam	28	suppressed
Irbesartan	Irbesartan	28	suppressed
Mirtazapine	Mirtazapine	28	suppressed
Prednisone	Prednisone	28	12
Ibuprofen	Ibuprofen	27	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	27	suppressed
Myrbetriq	Mirabegron	27	suppressed
Glimepiride	Glimepiride	26	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	26	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	26	26
Venlafaxine Hcl Er	Venlafaxine Hcl	26	suppressed
Bumetanide	Bumetanide	25	suppressed
Buspirone Hcl	Buspirone Hcl	25	suppressed
Gemfibrozil	Gemfibrozil	24	suppressed
Glipizide	Glipizide	24	suppressed
Ozempic	Semaglutide	24	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	24	18
Torsemide	Torsemide	24	suppressed
Clonazepam	Clonazepam	23	suppressed
Synthroid	Levothyroxine Sodium	23	suppressed
Azithromycin	Azithromycin	22	22
Entresto	Sacubitril/Valsartan	22	suppressed
Methylphenidate Hcl	Methylphenidate Hcl	22	suppressed
Cefuroxime	Cefuroxime Axetil	21	18
Duloxetine Hcl	Duloxetine Hcl	21	suppressed
Farxiga	Dapagliflozin Propanediol	21	suppressed
Glipizide Er	Glipizide	21	suppressed
Bupropion Xl	Bupropion Hcl	20	suppressed
Flecainide Acetate	Flecainide Acetate	20	suppressed
Celecoxib	Celecoxib	19	suppressed
Ketoconazole	Ketoconazole	19	suppressed
Lorazepam	Lorazepam	19	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	19	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	19	suppressed
Cephalexin	Cephalexin	18	13
Esomeprazole Magnesium	Esomeprazole Magnesium	18	suppressed
Aripiprazole	Aripiprazole	17	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	17	suppressed
Valsartan	Valsartan	17	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	17	suppressed
Mounjaro	Tirzepatide	16	suppressed
Paroxetine Hcl	Paroxetine Hcl	16	suppressed
Ranolazine Er	Ranolazine	16	suppressed
Santyl	Collagenase Clostridium Hist.	16	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	15	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	15	suppressed
Repaglinide	Repaglinide	15	suppressed
Dextroamphetamine-Amphetamine	Dextroamphetamine/Amphetamine	14	suppressed
Diclofenac Sodium	Diclofenac Sodium	14	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	14	suppressed
Enalapril Maleate	Enalapril Maleate	14	suppressed
Fludrocortisone Acetate	Fludrocortisone Acetate	14	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	14	suppressed
Nystatin	Nystatin	14	suppressed
Ramipril	Ramipril	14	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	13	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	13	suppressed
Terazosin Hcl	Terazosin Hcl	13	suppressed
Acetazolamide Er	Acetazolamide	12	suppressed
Benazepril-Hydrochlorothiazide	Benazepril/Hydrochlorothiazide	12	suppressed
Bupropion Hcl	Bupropion Hcl	12	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	12	suppressed
Ipratropium Bromide	Ipratropium Bromide	12	suppressed
Morphine Sulfate Er	Morphine Sulfate	12	suppressed
Digoxin	Digoxin	11	suppressed
Dropsafe Pen Needle	Pen Needle, Diabetic, Safety	11	suppressed
Klor-Con M20	Potassium Chloride	11	suppressed
Lidocaine	Lidocaine	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