Healthcare provider profile · identity verified

Stephen Mastrianni, DO

Internal Medicine · BROOKLYN, NY · NPI 1174518211

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	902	153
Levothyroxine Sodium	Levothyroxine Sodium	727	115
Amlodipine Besylate	Amlodipine Besylate	626	113
Eliquis	Apixaban	512	56
Furosemide	Furosemide	489	83
Losartan Potassium	Losartan Potassium	466	82
Lisinopril	Lisinopril	374	59
Metoprolol Succinate	Metoprolol Succinate	343	56
Metformin Hcl	Metformin Hcl	337	68
Omeprazole	Omeprazole	308	51
Alprazolam	Alprazolam	304	56
Pantoprazole Sodium	Pantoprazole Sodium	304	54
Simvastatin	Simvastatin	293	54
Metoprolol Tartrate	Metoprolol Tartrate	282	52
Gabapentin	Gabapentin	267	47
Famotidine	Famotidine	239	51
Potassium Chloride	Potassium Chloride	236	42
Hydrochlorothiazide	Hydrochlorothiazide	223	34
Tamsulosin Hcl	Tamsulosin Hcl	214	43
Sertraline Hcl	Sertraline Hcl	207	28
Albuterol Sulfate Hfa	Albuterol Sulfate	204	54
Mirtazapine	Mirtazapine	196	39
Escitalopram Oxalate	Escitalopram Oxalate	186	31
Alendronate Sodium	Alendronate Sodium	177	28
Oxycodone Hcl	Oxycodone Hcl	174	31
Clonazepam	Clonazepam	171	37
Buspirone Hcl	Buspirone Hcl	164	30
Divalproex Sodium	Divalproex Sodium	158	15
Januvia	Sitagliptin Phosphate	153	22
Clopidogrel	Clopidogrel Bisulfate	149	29
Levetiracetam	Levetiracetam	142	17
Memantine Hcl	Memantine Hcl	142	24
Rosuvastatin Calcium	Rosuvastatin Calcium	142	33
Triamcinolone Acetonide	Triamcinolone Acetonide	135	61
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	132	17
Carvedilol	Carvedilol	128	22
Ibuprofen	Ibuprofen	128	35
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	125	23
Citalopram Hbr	Citalopram Hydrobromide	124	15
Trazodone Hcl	Trazodone Hcl	121	23
Zolpidem Tartrate	Zolpidem Tartrate	113	15
Allopurinol	Allopurinol	110	21
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	109	14
Ondansetron Hcl	Ondansetron Hcl	105	30
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	101	61
Tramadol Hcl	Tramadol Hcl	101	26
Lorazepam	Lorazepam	100	20
Donepezil Hcl	Donepezil Hcl	98	20
Levofloxacin	Levofloxacin	96	77
Meclizine Hcl	Meclizine Hcl	89	32
Nifedipine Er	Nifedipine	88	16
Spironolactone	Spironolactone	88	14
Azithromycin	Azithromycin	87	58
Latanoprost	Latanoprost	86	14
Xarelto	Rivaroxaban	86	suppressed
Diclofenac Sodium	Diclofenac Sodium	81	20
Bupropion Xl	Bupropion Hcl	80	14
Ozempic	Semaglutide	77	16
Enulose	Lactulose	76	20
Mupirocin	Mupirocin	72	32
Nystatin	Nystatin	72	50
Warfarin Sodium	Warfarin Sodium	70	suppressed
Loperamide	Loperamide Hcl	69	21
Rexulti	Brexpiprazole	69	suppressed
Primidone	Primidone	68	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	66	14
Amoxicillin	Amoxicillin	65	33
Diazepam	Diazepam	65	11
Fluoxetine Hcl	Fluoxetine Hcl	65	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	62	suppressed
Entresto	Sacubitril/Valsartan	62	suppressed
Prednisone	Prednisone	60	18
Finasteride	Finasteride	59	12
Breo Ellipta	Fluticasone/Vilanterol	58	12
Amiodarone Hcl	Amiodarone Hcl	57	suppressed
Ezetimibe	Ezetimibe	57	12
Hydralazine Hcl	Hydralazine Hcl	57	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	57	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	56	15
Atenolol	Atenolol	55	11
Gentamicin Sulfate	Gentamicin Sulfate	55	33
Oxybutynin Chloride	Oxybutynin Chloride	54	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	53	30
Duloxetine Hcl	Duloxetine Hcl	52	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	52	suppressed
Montelukast Sodium	Montelukast Sodium	52	11
Hydrocortisone	Hydrocortisone	50	15
Ketoconazole	Ketoconazole	50	20
Fluticasone Propionate	Fluticasone Propionate	47	21
Midodrine Hcl	Midodrine Hcl	47	13
Silver Sulfadiazine	Silver Sulfadiazine	47	17
Torsemide	Torsemide	47	suppressed
Linzess	Linaclotide	46	11
Metformin Hcl Er	Metformin Hcl	45	suppressed
Aripiprazole	Aripiprazole	43	suppressed
Propranolol Hcl	Propranolol Hcl	43	suppressed
Benazepril Hcl	Benazepril Hcl	42	suppressed
Glipizide Er	Glipizide	42	14
Lovastatin	Lovastatin	42	suppressed
Jardiance	Empagliflozin	40	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	39	14
Fluvoxamine Maleate	Fluvoxamine Maleate	38	suppressed
Prednisolone Acetate	Prednisolone Acetate	37	suppressed
Ropinirole Hcl	Ropinirole Hcl	37	suppressed
Lamotrigine	Lamotrigine	36	suppressed
Olanzapine	Olanzapine	36	suppressed
Risperidone	Risperidone	35	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	34	suppressed
Novolog Flexpen	Insulin Aspart	34	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	33	33
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	33	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	33	suppressed
Enalapril Maleate	Enalapril Maleate	33	suppressed
Valsartan	Valsartan	33	suppressed
Admelog Solostar	Insulin Lispro	32	suppressed
Repaglinide	Repaglinide	32	suppressed
Azelastine Hcl	Azelastine Hcl	31	11
Ciprofloxacin Hcl	Ciprofloxacin Hcl	31	19
Incruse Ellipta	Umeclidinium Bromide	31	suppressed
Santyl	Collagenase Clostridium Hist.	31	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	30	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	30	16
Synthroid	Levothyroxine Sodium	30	suppressed
Albuterol Sulfate	Albuterol Sulfate	29	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	29	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	29	suppressed
Lactulose	Lactulose	29	11
Pravastatin Sodium	Pravastatin Sodium	29	suppressed
Temazepam	Temazepam	29	suppressed
Colchicine	Colchicine	28	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	28	suppressed
Timolol Maleate	Timolol Maleate	28	suppressed
Valacyclovir	Valacyclovir Hcl	28	11
Celecoxib	Celecoxib	27	suppressed
Fenofibrate	Fenofibrate	27	suppressed
Meloxicam	Meloxicam	27	12
Myrbetriq	Mirabegron	27	suppressed
Oxcarbazepine	Oxcarbazepine	27	suppressed
Sucralfate	Sucralfate	27	suppressed
Ketorolac Tromethamine	Ketorolac Tromethamine	26	suppressed
Methimazole	Methimazole	26	suppressed
Metronidazole	Metronidazole	26	14
Pregabalin	Pregabalin	26	suppressed
Dextrose 5%-0.45% Nacl	Dextrose 5 %-0.45 % Sod Chlord	25	11
Esomeprazole Magnesium	Esomeprazole Magnesium	25	suppressed
Farxiga	Dapagliflozin Propanediol	25	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	25	suppressed
Meropenem	Meropenem	25	12
Olmesartan Medoxomil	Olmesartan Medoxomil	25	suppressed
Oseltamivir Phosphate	Oseltamivir Phosphate	25	23
Entacapone	Entacapone	24	suppressed
Procto-Med Hc	Hydrocortisone	24	suppressed
Ammonium Lactate	Ammonium Lactate	23	suppressed
Carbamazepine	Carbamazepine	23	suppressed
Retacrit	Epoetin Alfa-Epbx	23	suppressed
Symbicort	Budesonide/Formoterol Fumarate	23	suppressed
Naproxen	Naproxen	22	suppressed
Paroxetine Hcl	Paroxetine Hcl	22	suppressed
Sevelamer Carbonate	Sevelamer Carbonate	22	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	22	suppressed
Ramipril	Ramipril	21	suppressed
Rasagiline Mesylate	Rasagiline Mesylate	21	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	20	suppressed
Brilinta	Ticagrelor	20	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	20	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	20	suppressed
Ventolin Hfa	Albuterol Sulfate	20	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	19	suppressed
Benztropine Mesylate	Benztropine Mesylate	19	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	19	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	19	14
Ranolazine Er	Ranolazine	19	suppressed
Single Use Swab	Alcohol Antiseptic Pads	19	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	18	suppressed
Lidocaine	Lidocaine	18	suppressed
Topiramate	Topiramate	18	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	17	suppressed
Calcium Acetate	Calcium Acetate	17	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	17	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	17	suppressed
Terazosin Hcl	Terazosin Hcl	17	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	17	suppressed
Baclofen	Baclofen	16	suppressed
Ceftriaxone	Ceftriaxone Sodium	16	suppressed
Ciclopirox	Ciclopirox Olamine	16	suppressed
Desmopressin Acetate	Desmopressin Acetate	16	suppressed
Dorzolamide Hcl	Dorzolamide Hcl	16	suppressed
Fentanyl	Fentanyl	16	suppressed
Memantine Hcl Er	Memantine Hcl	16	suppressed
Vraylar	Cariprazine Hcl	16	suppressed
Folic Acid	Folic Acid	15	suppressed
Letrozole	Letrozole	15	suppressed
Moxifloxacin	Moxifloxacin Hcl	15	suppressed
Thioridazine Hcl	Thioridazine Hcl	15	suppressed
Acyclovir	Acyclovir	14	suppressed
Budesonide	Budesonide	14	suppressed
Clomipramine Hcl	Clomipramine Hcl	14	suppressed
Dexlansoprazole Dr	Dexlansoprazole	14	suppressed
Gemfibrozil	Gemfibrozil	14	suppressed
Gemtesa	Vibegron	14	suppressed
Humalog	Insulin Lispro	14	suppressed
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	14	suppressed
Methenamine Hippurate	Methenamine Hippurate	14	suppressed
Trulicity	Dulaglutide	14	suppressed
Varenicline Tartrate	Varenicline Tartrate	14	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	13	suppressed
Carbidopa-Levodopa Er	Carbidopa/Levodopa	13	suppressed
Creon	Lipase/Protease/Amylase	13	suppressed
Deferasirox	Deferasirox	13	suppressed
Fluticasone-Vilanterol	Fluticasone/Vilanterol	13	suppressed
Fosinopril Sodium	Fosinopril Sodium	13	suppressed
Janumet Xr	Sitagliptin Phos/Metformin Hcl	13	suppressed
Labetalol Hcl	Labetalol Hcl	13	suppressed
Lacosamide	Lacosamide	13	suppressed
Bupropion Hcl Sr	Bupropion Hcl	12	suppressed
Humalog Kwikpen U-100	Insulin Lispro	12	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	12	suppressed
Lurasidone Hcl	Lurasidone Hcl	12	suppressed
Mounjaro	Tirzepatide	12	suppressed
Perphenazine	Perphenazine	12	suppressed
Sodium Chloride	0.9 % Sodium Chloride	12	suppressed
Tramadol Hcl Er	Tramadol Hcl	12	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	12	suppressed
Alogliptin	Alogliptin Benzoate	11	suppressed
Cabergoline	Cabergoline	11	suppressed
Cefepime Hcl	Cefepime Hcl	11	suppressed
Chlorthalidone	Chlorthalidone	11	suppressed
Glipizide Xl	Glipizide	11	suppressed
Lidocaine Hcl	Lidocaine Hcl	11	suppressed
Olanzapine Odt	Olanzapine	11	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	11	suppressed
Vascepa	Icosapent Ethyl	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